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Full vulnerability report · 2023
CVE-2023-24849High confidence

Buffer Over-read in Data Modem

Qualcomm, Inc. · Snapdragon

8.2HighCVSS 3.1
Recommended action
Within 7 days

High technical severity; prioritise exposed affected systems while verifying vendor guidance.

Fix not verified
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-2023-28839

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 actionWithin 7 days

High technical severity; prioritise exposed affected systems while verifying vendor guidance.

Fix not verified
01

What, why and how

Information Disclosure in data Modem while parsing an FMTP line in an SDP message.

What

Information Disclosure in data Modem while parsing an FMTP line in an SDP message.

Why

The product reads from a buffer using buffer access mechanisms such as indexes or pointers that reference memory locations after the targeted buffer.

How

An attacker operating through a network path may attempt exploitation without authentication or user interaction. If successful, the issue may obtain information outside the intended access boundary.

What

Information Disclosure in data Modem while parsing an FMTP line in an SDP message.

Why

The product reads from a buffer using buffer access mechanisms such as indexes or pointers that reference memory locations after the targeted buffer.

How

An attacker operating through a network path may attempt exploitation without authentication or user interaction. If successful, the issue may obtain information outside the intended access boundary.

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 → Buffer Over-read → obtain information outside the intended access boundary
Attack surface
Network
Privileges required
None: unauthenticated exploitation is possible
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-126

CWE-126: Buffer Over-read. The product reads from a buffer using buffer access mechanisms such as indexes or pointers that reference memory locations after the targeted buffer.

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:N/UI:N/S:U/C:H/I:N/A:L

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.PRNonePrivileges required: The attacker does not need an account or existing privileges.UINoneUser interaction: No action by another user is required.SUnchangedScope: The security impact remains within the vulnerable component's authority.CHighConfidentiality impact: A successful attack can cause a major loss.INoneIntegrity impact: No direct loss is represented by this metric.ALowAvailability impact: A successful attack can cause a limited loss.
Post-exploitation / living off the land
No specific living-off-the-land technique is confirmed in the structured sources. Monitor normal administration tools for activity inconsistent with the affected service's baseline.
NetworkUnauthenticatedCWE-126
A

Official authority intelligence

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

BSI · German · WID-SEC-2023-2841Samsung Android: Mehrere Schwachstellen ermöglichen

Ein entfernter Angreifer kann mehrere Schwachstellen in Samsung Android ausnutzen, um beliebigen Code auszuführen, Sicherheitsmaßnahmen zu umgehen, vertrauliche Informationen offenzulegen oder Dateien zu manipulieren.

Official advisory ↗
BSI · German · WID-SEC-2023-2548Google Android: Mehrere Schwachstellen

Ein Angreifer kann mehrere Schwachstellen in Google Android ausnutzen, um seine Privilegien zu erweitern, beliebigen Programmcode auszuführen, Informationen offenzulegen oder einen Denial of Service Zustand herbeizuführen.

Official advisory ↗
Cyber Security Agency of Singapore · English · CSA-SB-20231004Security Bulletin 04 Oct 2023

The Cyber Security Agency of Singapore included this CVE in its official Security Bulletin 04 Oct 2023, published on 4 October 2023. Open the linked bulletin for the product, severity and reference information published in that issue.

Official advisory ↗
CERT-FR · French · CERTFR-2023-AVI-0811Multiples vulnérabilités dans Google Android

d?id=CVE-2023-21663 Référence CVE CVE-2023-21667 https://www.cve.org/CVERecord?id=CVE-2023-21667 Référence CVE CVE-2023-21673 https://www.cve.org/CVERecord?id=CVE-2023-21673 Référence CVE CVE-2023-22384 https://www.cve.org/CVERecord?id=CVE-2023-22384 Référence CVE CVE-2023-22385 https://www.cve.org/CVERecord?id=CVE-2023-22385 Référence CVE CVE-2023-24843 https://www.cve.org/CVERecord?id=CVE-2023-24843 Référence CVE CVE-2023-24844 https://www.cve.org/CVERecord?id=CVE-2023-24844 Référence CVE CVE-2023-24847 https://www.cve.org/CVERecord?id=CVE-2023-24847 Référence CVE CVE-2023-24848 https://www.cve.org/CVERecord?id=CVE-2023-24848 Référence CVE CVE-2023-24849 https://www.cve.org/CVERecord?id=CVE-2023-24849 Référence CVE CVE-2023-24850 https://www.cve.org/CVERecord?id=CVE-2023-24850 Référence CVE CVE-2023-24853 https://www.cve.org/CVERecord?id=CVE-2023-24853 Référence CVE CVE-2023-24855 https://www.cve.org/CVERecord?id=CVE-2023-24855 Référence CVE CVE-2023-28539 https://www.cve.org/CVERecord?id=CVE-2023-28539 Référence CVE CVE-2023-28540 https://www.cve.org/CVERecord?id=CVE-2023-28540 Référence CVE CVE-2023-28571 https://www.cve.org/CVERecord?id=CVE-2023-28571 Référence CVE CVE-2023-32819 https://www.cve.org/CVERecord?id=CVE-2023-32819 Référence CVE CVE-2023-32820 https://www.cve.org/CVERecord?id=

Official advisory ↗
JVN iPedia · Japanese · JVNDB-2023-013628複数のクアルコム製品における脆弱性

315 5g iot modem ファームウェア、9206 lte modem ファームウェア、9207 lte modem ファームウェア等複数のクアルコム製品には、不特定の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.
Fix not verified
Affected
Snapdragon: 315 5G IoT Modem, 9206 LTE Modem, 9207 LTE Modem, APQ8017, APQ8037, AQT1000, AR6003, AR8035, CSRA6620, CSRA6640, CSRB31024, FastConnect 6200, FastConnect 6700, FastConnect 6800, FastConnect 6900, FastConnect 7800, MDM8207, MDM8215, MDM8215M, MDM8615M, MDM9215, MDM9250, MDM9310, MDM9615, MDM9615M, MDM9628, MDM9640, MDM9650, MSM8108, MSM8209, MSM8608, MSM8909W, MSM8996AU, QCA6174A, QCA6310, QCA6320, QCA6335, QCA6391, QCA6420, QCA6421, QCA6426, QCA6430, QCA6431, QCA6436, QCA6564A, QCA6564AU, QCA6574, QCA6574A, QCA6574AU, QCA6584, QCA6584AU, QCA6595AU, QCA6696, QCA6698AQ, QCA8081, QCA8337, QCA9367, QCA9377, QCC710, QCM2290, QCM4290, QCM4325, QCM4490, QCM6125, QCM6490, QCM8550, QCN6024, QCN6224, QCN6274, QCN9024, QCS2290, QCS410, QCS4290, QCS4490, QCS610, QCS6125, QCS6490, QCS8550, QFW7114, QFW7124, Qualcomm 205 Mobile Platform, Qualcomm 215 Mobile Platform, Qualcomm Video Collaboration VC1 Platform, Qualcomm Video Collaboration VC3 Platform, Robotics RB3 Platform, SC8180X+SDX55, SD 455, SD 675, SD460, SD660, SD662, SD670, SD675, SD730, SD820, SD835, SD855, SD865 5G, SD888, SDM429W, SDX55, SDX57M, SG4150P, SG8275P, SM6250, SM6250P, SM7250P, SM7315, SM7325P, SM8550P, Smart Audio 200 Platform, Smart Audio 400 Platform, Snapdragon 1100 Wearable Platform, Snapdragon 1200 Wearable Platform, Snapdragon 208 Processor, Snapdragon 210 Processor, Snapdragon 212 Mobile Platform, Snapdragon 4 Gen 1 Mobile Platform, Snapdragon 4 Gen 2 Mobile Platform, Snapdragon 425 Mobile Platform, Snapdragon 429 Mobile Platform, Snapdragon 430 Mobile Platform, Snapdragon 439 Mobile Platform, Snapdragon 460 Mobile Platform, Snapdragon 480 5G Mobile Platform, Snapdragon 480+ 5G Mobile Platform (SM4350-AC), Snapdragon 630 Mobile Platform, Snapdragon 636 Mobile Platform, Snapdragon 660 Mobile Platform, Snapdragon 662 Mobile Platform, Snapdragon 665 Mobile Platform, Snapdragon 670 Mobile Platform, Snapdragon 675 Mobile Platform, Snapdragon 678 Mobile Platform (SM6150-AC), Snapdragon 680 4G Mobile Platform, Snapdragon 685 4G Mobile Platform (SM6225-AD), Snapdragon 690 5G Mobile Platform, Snapdragon 695 5G Mobile Platform, Snapdragon 710 Mobile Platform, Snapdragon 712 Mobile Platform, Snapdragon 720G Mobile Platform, Snapdragon 730 Mobile Platform (SM7150-AA), Snapdragon 730G Mobile Platform (SM7150-AB), Snapdragon 732G Mobile Platform (SM7150-AC), Snapdragon 750G 5G Mobile Platform, Snapdragon 765 5G Mobile Platform (SM7250-AA), Snapdragon 765G 5G Mobile Platform (SM7250-AB), Snapdragon 768G 5G Mobile Platform (SM7250-AC), Snapdragon 778G 5G Mobile Platform, Snapdragon 778G+ 5G Mobile Platform (SM7325-AE), Snapdragon 780G 5G Mobile Platform, Snapdragon 782G Mobile Platform (SM7325-AF), Snapdragon 7c Compute Platform (SC7180-AC), Snapdragon 7c Gen 2 Compute Platform (SC7180-AD) "Rennell Pro", Snapdragon 7c+ Gen 3 Compute, Snapdragon 8 Gen 1 Mobile Platform, Snapdragon 8 Gen 2 Mobile Platform, Snapdragon 8+ Gen 1 Mobile Platform, Snapdragon 8+ Gen 2 Mobile Platform, Snapdragon 820 Automotive Platform, Snapdragon 835 Mobile PC Platform, Snapdragon 845 Mobile Platform, Snapdragon 850 Mobile Compute Platform, Snapdragon 855 Mobile Platform, Snapdragon 855+/860 Mobile Platform (SM8150-AC), Snapdragon 865 5G Mobile Platform, Snapdragon 865+ 5G Mobile Platform (SM8250-AB), Snapdragon 870 5G Mobile Platform (SM8250-AC), Snapdragon 888 5G Mobile Platform, Snapdragon 888+ 5G Mobile Platform (SM8350-AC), Snapdragon 8c Compute Platform (SC8180X-AD) "Poipu Lite", Snapdragon 8c Compute Platform (SC8180XP-AD) "Poipu Lite", Snapdragon 8cx Compute Platform (SC8180X-AA, AB), Snapdragon 8cx Compute Platform (SC8180XP-AC, AF) "Poipu Pro", Snapdragon 8cx Gen 2 5G Compute Platform (SC8180X-AC, AF) "Poipu Pro", Snapdragon 8cx Gen 2 5G Compute Platform (SC8180XP-AA, AB), Snapdragon Auto 5G Modem-RF, Snapdragon W5+ Gen 1 Wearable Platform, Snapdragon Wear 2100 Platform, Snapdrago…
Fixed
No fixed version is explicitly recorded in the structured CVE data.
Action
No verified patch reference is present in the current structured sources. Check the vendor advisory before making a change.
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 3 Oct 2023 · Last source change 2 Aug 2024, 11:03 UTC · CWE-126 · Buffer Over-read

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-2023-28839
Product sourceCNA
Remediation sourceCVE/CNA references
CWE sourceCNA
NVD statusNVD modified after enrichment

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-2023-24849 · cve.blacktree.nl