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Full vulnerability report · 2024
CVE-2022-24808High confidence

net-snmp: A malformed OID in a SET request to NET-SNMP-AGENT-MIB::nsLogTable can cause a NULL pointer dereference

net-snmp · net-snmp

6.5MediumCVSS 3.1
Recommended action
Scheduled

Medium technical severity with no CISA KEV confirmation; remediate through the normal risk-based patch cycle unless local exposure raises the priority.

Patch available
Optional official sources

National CERT insights
?CERT means Computer Emergency Response Team; CSIRT is the closely related term Computer Security Incident Response Team.

Select the national-authority views to include. The exact source language is shown on each matched advisory. Your choice is remembered on this device and encoded in the shareable URL.

Official European source

ENISA European Vulnerability Database

Official EUVD identifiers, advisory evidence and known-exploited context. Missing fields are not treated as evidence of low risk.

1 current
ENISA EUVD identifier

EUVD-2022-29608

No EUVD known-exploited evidence

ENISA has published the identifier mapping but no EUVD description has been stored yet.

EUVD state
Present in the current official mapping
Known exploitation
Not present in the current ENISA EUVD known-exploited dataset. This is not proof of no exploitation.
ENISA score
Not supplied in the stored EUVD record
Advisory evidence
No linked advisory details stored yet
Recommended actionScheduled

Medium technical severity with no CISA KEV confirmation; remediate through the normal risk-based patch cycle unless local exposure raises the priority.

Patch available
01

What, why and how

net-snmp provides various tools relating to the Simple Network Management Protocol. Prior to version 5.9.2, a user with read-write credentials can use a malformed OID in a `SET` request to `NET-SNMP-AGENT-MIB::nsLogTable` to cause a NULL pointer dereference. Version 5.9.2 contains a patch. Users should use strong SNMPv3 credentials and avoid sharing the credentials. Those who must use SNMPv1 or SNMPv2c should use a complex community string and enhance the protection by restricting access to a given IP address range.

What

net-snmp provides various tools relating to the Simple Network Management Protocol. Prior to version 5.9.2, a user with read-write credentials can use a malformed OID in a `SET` request to `NET-SNMP-AGENT-MIB::nsLogTable` to cause a NULL pointer dereference. Version 5.9.2 contains a patch. Users should use strong SNMPv3 credentials and avoid sharing the credentials. Those who must use SNMPv1 or SNMPv2c should use a complex community string and enhance the protection by restricting access to a given IP address range.

Why

The product dereferences a pointer that it expects to be valid but is NULL.

How

An attacker operating through a network path may attempt exploitation with low privileges. If successful, the issue may cause the confidentiality, integrity or availability impact described by the vendor.

What

net-snmp provides various tools relating to the Simple Network Management Protocol. Prior to version 5.9.2, a user with read-write credentials can use a malformed OID in a `SET` request to `NET-SNMP-AGENT-MIB::nsLogTable` to cause a NULL pointer dereference. Version 5.9.2 contains a patch. Users should use strong SNMPv3 credentials and avoid sharing the credentials. Those who must use SNMPv1 or SNMPv2c should use a complex community string and enhance the protection by restricting access to a given IP address range.

Why

The product dereferences a pointer that it expects to be valid but is NULL.

How

An attacker operating through a network path may attempt exploitation with low privileges. If successful, the issue may cause the confidentiality, integrity or availability impact described by the vendor.

02

Exploit reality and attack path

CVSS severity, EPSS forecast probability, public exploit material and CISA-confirmed exploitation are separate signals.

Observed exploitation
?Confirmed exploitation and public exploit material are separate signals. Attacks can occur without public proof-of-concept or exploit code.
No confirmed evidence

No CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.

Public PoC / exploit material
?Confirmed exploitation and public exploit material are separate signals. Attacks can occur without public proof-of-concept or exploit code.
None recorded

No exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.

Likely attack path
a network path → NULL Pointer Dereference → cause the confidentiality, integrity or availability impact described by the vendor
Attack surface
Network
Privileges required
Low: a basic authenticated account is required
User interaction
None
Attack complexity
Low: no specialised conditions are recorded
Security boundary
Unchanged: impact remains within the vulnerable component's security authority
Weakness
?CWE means Common Weakness Enumeration: a standard category for the underlying weakness.
CWE-476

CWE-476: NULL Pointer Dereference. The product dereferences a pointer that it expects to be valid but is NULL.

CVSS vector
?CVSS means Common Vulnerability Scoring System. The vector records the metric values used to calculate technical severity.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Common Vulnerability Scoring System 3.1: the compact vector below is decoded into plain language.

AVNetworkAttack vector: The vulnerable component can be reached over a network.ACLowAttack complexity: No specialised conditions are required beyond attacker-controlled input.PRLowPrivileges required: The attacker needs basic user-level privileges.UINoneUser interaction: No action by another user is required.SUnchangedScope: The security impact remains within the vulnerable component's authority.CNoneConfidentiality impact: No direct loss is represented by this metric.IHighIntegrity impact: A successful attack can cause a major loss.ANoneAvailability impact: No direct loss is represented by this metric.
Post-exploitation / living off the land
Stolen credentials, tokens and legitimate administration functions may provide continued access without deploying a large custom toolset.
NetworkCWE-476
A

Official authority intelligence

Only matched European and national findings are included. Language selectors and unavailable sources are omitted.

BSI · German · WID-SEC-2025-0794Juniper Junos Space: Mehrere Schwachstellen

Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in Juniper Junos Space ausnutzen, um seine Privilegien zu erhöhen, um einen Denial of Service Zustand herbeizuführen und um andere, nicht näher spezifizierte Auswirkungen zu erzielen.

Official advisory ↗
BSI · German · WID-SEC-2022-0604Net-SNMP: Mehrere Schwachstellen ermöglichen nicht spezifizierten Angriff

Ein Angreifer kann mehrere Schwachstellen in Net-SNMP ausnutzen, um einen nicht näher spezifizierten Angriff durchzuführen.

Official advisory ↗
Cyber Security Agency of Singapore · English · CSA-SB-20240417Security Bulletin 17 Apr 2024

The Cyber Security Agency of Singapore included this CVE in its official Security Bulletin 17 Apr 2024, published on 17 April 2024. Open the linked bulletin for the product, severity and reference information published in that issue.

Official advisory ↗
CERT-FR · French · CERTFR-2025-AVI-0855Multiples vulnérabilités dans les produits Juniper Networks

d?id=CVE-2021-42550 Référence CVE CVE-2021-44228 https://www.cve.org/CVERecord?id=CVE-2021-44228 Référence CVE CVE-2021-44832 https://www.cve.org/CVERecord?id=CVE-2021-44832 Référence CVE CVE-2021-45046 https://www.cve.org/CVERecord?id=CVE-2021-45046 Référence CVE CVE-2021-45105 https://www.cve.org/CVERecord?id=CVE-2021-45105 Référence CVE CVE-2021-47606 https://www.cve.org/CVERecord?id=CVE-2021-47606 Référence CVE CVE-2022-24805 https://www.cve.org/CVERecord?id=CVE-2022-24805 Référence CVE CVE-2022-24806 https://www.cve.org/CVERecord?id=CVE-2022-24806 Référence CVE CVE-2022-24807 https://www.cve.org/CVERecord?id=CVE-2022-24807 Référence CVE CVE-2022-24808 https://www.cve.org/CVERecord?id=CVE-2022-24808 Référence CVE CVE-2022-24810 https://www.cve.org/CVERecord?id=CVE-2022-24810 Référence CVE CVE-2022-48622 https://www.cve.org/CVERecord?id=CVE-2022-48622 Référence CVE CVE-2023-0464 https://www.cve.org/CVERecord?id=CVE-2023-0464 Référence CVE CVE-2023-21102 https://www.cve.org/CVERecord?id=CVE-2023-21102 Référence CVE CVE-2023-2124 https://www.cve.org/CVERecord?id=CVE-2023-2124 Référence CVE CVE-2023-2235 https://www.cve.org/CVERecord?id=CVE-2023-2235 Référence CVE CVE-2023-22655 https://www.cve.org/CVERecord?id=CVE-2023-22655 Référence CVE CVE-2023-25193 https://www.cve.org/CVERecord?id=CVE-20

Official advisory ↗
CERT-FR · French · CERTFR-2025-AVI-0304Multiples vulnérabilités dans les produits Juniper Networks

/CVERecord?id=CVE-2011-1473 Référence CVE CVE-2011-5094 https://www.cve.org/CVERecord?id=CVE-2011-5094 Référence CVE CVE-2019-7611 https://www.cve.org/CVERecord?id=CVE-2019-7611 Référence CVE CVE-2020-7020 https://www.cve.org/CVERecord?id=CVE-2020-7020 Référence CVE CVE-2020-7021 https://www.cve.org/CVERecord?id=CVE-2020-7021 Référence CVE CVE-2021-22135 https://www.cve.org/CVERecord?id=CVE-2021-22135 Référence CVE CVE-2021-22137 https://www.cve.org/CVERecord?id=CVE-2021-22137 Référence CVE CVE-2021-22144 https://www.cve.org/CVERecord?id=CVE-2021-22144 Référence CVE CVE-2021-47596 https://www.cve.org/CVERecord?id=CVE-2021-47596 Référence CVE CVE-2022-24808 https://www.cve.org/CVERecord?id=CVE-2022-24808 Référence CVE CVE-2022-39253 https://www.cve.org/CVERecord?id=CVE-2022-39253 Référence CVE CVE-2023-28746 https://www.cve.org/CVERecord?id=CVE-2023-28746 Référence CVE CVE-2023-48161 https://www.cve.org/CVERecord?id=CVE-2023-48161 Référence CVE CVE-2023-6597 https://www.cve.org/CVERecord?id=CVE-2023-6597 Référence CVE CVE-2024-0450 https://www.cve.org/CVERecord?id=CVE-2024-0450 Référence CVE CVE-2024-1737 https://www.cve.org/CVERecord?id=CVE-2024-1737 Référence CVE CVE-2024-1975 https://www.cve.org/CVERecord?id=CVE-2024-1975 Référence CVE CVE-2024-21208 https://www.cve.org/CVERecord?id=CVE-2024

Official advisory ↗
CERT-FR · French · CERTFR-2025-AVI-0018Multiples vulnérabilités dans les produits Juniper Networks

ttps://supportportal.juniper.net/s/article/2025-01-Security-Bulletin-Junos-OS-and-Junos-OS-Evolved-Receipt-of-specially-crafted-BGP-update-packet-causes-RPD-crash-CVE-2025-21602 Référence CVE CVE-2006-5051 https://www.cve.org/CVERecord?id=CVE-2006-5051 Référence CVE CVE-2016-2183 https://www.cve.org/CVERecord?id=CVE-2016-2183 Référence CVE CVE-2020-11022 https://www.cve.org/CVERecord?id=CVE-2020-11022 Référence CVE CVE-2022-24805 https://www.cve.org/CVERecord?id=CVE-2022-24805 Référence CVE CVE-2022-24806 https://www.cve.org/CVERecord?id=CVE-2022-24806 Référence CVE CVE-2022-24807 https://www.cve.org/CVERecord?id=CVE-2022-24807 Référence CVE CVE-2022-24808 https://www.cve.org/CVERecord?id=CVE-2022-24808 Référence CVE CVE-2022-24809 https://www.cve.org/CVERecord?id=CVE-2022-24809 Référence CVE CVE-2022-24810 https://www.cve.org/CVERecord?id=CVE-2022-24810 Référence CVE CVE-2023-3019 https://www.cve.org/CVERecord?id=CVE-2023-3019 Référence CVE CVE-2023-3255 https://www.cve.org/CVERecord?id=CVE-2023-3255 Référence CVE CVE-2023-42467 https://www.cve.org/CVERecord?id=CVE-2023-42467 Référence CVE CVE-2023-4408 https://www.cve.org/CVERecord?id=CVE-2023-4408 Référence CVE CVE-2023-50387 https://www.cve.org/CVERecord?id=CVE-2023-50387 Référence CVE CVE-2023-50868 https://www.cve.org/CVERecord?id=CVE-20

Official advisory ↗
CERT-FR · French · CERTFR-2023-AVI-0318Multiples vulnérabilités dans les produits VMware

rg/CVERecord?id=CVE-2021-3682 Référence CVE CVE-2021-3750 https://www.cve.org/CVERecord?id=CVE-2021-3750 Référence CVE CVE-2021-3930 https://www.cve.org/CVERecord?id=CVE-2021-3930 Référence CVE CVE-2022-0216 https://www.cve.org/CVERecord?id=CVE-2022-0216 Référence CVE CVE-2022-0392 https://www.cve.org/CVERecord?id=CVE-2022-0392 Référence CVE CVE-2022-0417 https://www.cve.org/CVERecord?id=CVE-2022-0417 Référence CVE CVE-2022-24805 https://www.cve.org/CVERecord?id=CVE-2022-24805 Référence CVE CVE-2022-24806 https://www.cve.org/CVERecord?id=CVE-2022-24806 Référence CVE CVE-2022-24807 https://www.cve.org/CVERecord?id=CVE-2022-24807 Référence CVE CVE-2022-24808 https://www.cve.org/CVERecord?id=CVE-2022-24808 Référence CVE CVE-2022-24809 https://www.cve.org/CVERecord?id=CVE-2022-24809 Référence CVE CVE-2022-24810 https://www.cve.org/CVERecord?id=CVE-2022-24810 Référence CVE CVE-2022-2962 https://www.cve.org/CVERecord?id=CVE-2022-2962 Référence CVE CVE-2022-3165 https://www.cve.org/CVERecord?id=CVE-2022-3165 Référence CVE CVE-2022-33070 https://www.cve.org/CVERecord?id=CVE-2022-33070 Référence CVE CVE-2022-37454 https://www.cve.org/CVERecord?id=CVE-2022-37454 Référence CVE CVE-2022-40898 https://www.cve.org/CVERecord?id=CVE-2022-40898 Référence CVE CVE-2022-44617 https://www.cve.org/CVERecord?id=CVE-

Official advisory ↗
JVN iPedia · Japanese · JVNDB-2022-025608Net-SNMP の Net-SNMP 等複数ベンダの製品における NULL ポインタデリファレンスに関する脆弱性

Net-SNMP の Net-SNMP 等複数ベンダの製品には、NULL ポインタデリファレンスに関する脆弱性が存在します。

Official advisory ↗
03

Patch and workaround

Operational remediation based on structured source evidence.

Status
?Patch availability is based on structured fixed-version fields and authoritative update references. If no fix is verified, check the vendor advisory before making a change.
Patch available
Affected
net-snmp: < 5.9.2
Fixed
An authoritative update reference is available, but the fixed version is not recorded in the structured CVE fields. Check the linked vendor advisory for the applicable release.
Action
Review the linked authoritative reference and apply the recorded fixed release appropriate to the affected product branch.
Workaround
No verified workaround is recorded. If business-safe, reduce exposure to the affected interface and allow only trusted sources until authoritative guidance is available.
04

Evidence and provenance

Published 16 Apr 2024 · Last source change 3 Aug 2024, 04:20 UTC · CWE-476 · NULL Pointer Dereference

CVE recordCVE.org · 5.1
CVSS sourceCNA
EPSS source
?The date BlackTree first stored a score for this CVE from the daily FIRST EPSS feed.
FIRST · tracked since 2026-08-14
European sourceENISA EUVD · EUVD-2022-29608
Product sourceCNA
Remediation sourceCVE/CNA references
CWE sourceCNA
NVD statusNVD enriched

Core structured fields are present and their contributing authorities are shown above.

Material change intelligence

What changed after publication

View recent updates ↗

No material field changes have been recorded since change tracking began. Routine source refreshes and cosmetic edits are intentionally excluded.

Material fields only · duplicate refreshes suppressed · history retained for the configured operational retention period
Technical terms and abbreviations used in this report
CVE
Common Vulnerabilities and Exposures: the public identifier for one disclosed vulnerability.
CVSS
Common Vulnerability Scoring System: a technical severity framework; it is not patching priority by itself.
EPSS
Exploit Prediction Scoring System: FIRST's estimate of the probability that exploitation activity will be observed in the next 30 days; it is a forecast, not confirmation.
CWE
Common Weakness Enumeration: the standard category describing the underlying software or hardware weakness.
CNA
CVE Numbering Authority: an organisation authorised to assign and publish CVE records.
CISA ADP
Cybersecurity and Infrastructure Security Agency Authorized Data Publisher: structured enrichment added to a CVE record.
NVD
National Vulnerability Database: NIST's enrichment service for CVE records.
CERT / CSIRT
A computer security incident response team that publishes warnings or coordinates incident response.
PoC
Proof of concept: public material that demonstrates or helps reproduce exploitation.
CSAF
Common Security Advisory Framework: a machine-readable format for security advisories.
LoTL
Living off the land: abuse of legitimate tools or system functions during an attack.
Free version - for non-commercial use only.CVE-2022-24808 · cve.blacktree.nl