Unauthenticated service interruption via malformed CAG information element
Published Mar 4, 2024 · Updated Aug 2, 2024
Input validation failure in Qualcomm Snapdragon's call processor allows remote attackers to interrupt service via a CAG information element. The multi-mode call processor fails to validate the network-supplied element before processing it, entering a transient denial-of-service condition. No authentication or user interaction is required; the reported consequence is a temporary service interruption without confidentiality or integrity impact.
Summary
What happened
Input validation failure in Qualcomm Snapdragon's call processor allows remote attackers to interrupt service via a CAG information element. The multi-mode call processor fails to validate the network-supplied element before processing it, entering a transient denial-of-service condition. No authentication or user interaction is required; the reported consequence is a temporary service interruption without confidentiality or integrity impact.
The record
- CVE
- CVE-2023-33103
- Published
- Mar 4, 2024
- Updated
- Aug 2, 2024
- Vendor
- Qualcomm
- Product
- Snapdragon
- Classifications
- CWE-20, T1499.004
- Attack vector
- network
- Privileges
- unauthenticated
Timeline
How it unfolded
- Mar 4, 2024CVE publishedPublication date reported by the CVE source.
- Aug 2, 2024Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
Compare these published version ranges with your installed build and any vendor patches.
- Affected versionversion=AR8035
- Affected versionversion=FastConnect 6700
- Affected versionversion=FastConnect 6900
- Affected versionversion=FastConnect 7800
- Affected versionversion=QCA6174A
- Affected versionversion=QCA6584AU
- Affected versionversion=QCA6698AQ
- Affected versionversion=QCA8081
- Affected versionversion=QCA8337
- Affected versionversion=QCC710
- Affected versionversion=QCM4490
- Affected versionversion=QCM8550
- Affected versionversion=QCN6024
- Affected versionversion=QCN6224
- Affected versionversion=QCN6274
- Affected versionversion=QCN9024
- Affected versionversion=QCS4490
- Affected versionversion=QCS8550
- Affected versionversion=QEP8111
- Affected versionversion=QFW7114
- Affected versionversion=QFW7124
- Affected versionversion=SG8275P
- Affected versionversion=SM8550P
- Affected versionversion=Snapdragon 4 Gen 2 Mobile Platform
- Affected versionversion=Snapdragon 8 Gen 2 Mobile Platform
- Affected versionversion=Snapdragon 8+ Gen 2 Mobile Platform
- Affected versionversion=Snapdragon 8 Gen 3 Mobile Platform
- Affected versionversion=Snapdragon Auto 5G Modem-RF Gen 2
- Affected versionversion=Snapdragon X35 5G Modem-RF System
- Affected versionversion=Snapdragon X65 5G Modem-RF System
- Affected versionversion=Snapdragon X70 Modem-RF System
- Affected versionversion=Snapdragon X75 5G Modem-RF System
- Affected versionversion=WCD9340
- Affected versionversion=WCD9370
- Affected versionversion=WCD9380
- Affected versionversion=WCD9385
- Affected versionversion=WCD9390
- Affected versionversion=WCD9395
- Affected versionversion=WCN3950
- Affected versionversion=WCN3988
- Affected versionversion=WSA8810
- Affected versionversion=WSA8815
- Affected versionversion=WSA8830
- Affected versionversion=WSA8832
- Affected versionversion=WSA8835
- Affected versionversion=WSA8840
- Affected versionversion=WSA8845
- Affected versionversion=WSA8845H
What conditions does exploitation require?
What is affected?
Published CVSS scores
CVSS describes severity. EPSS estimates exploitation probability.
Attacks
What attackers are doing with it
Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.
Weakness, pattern, technique
Public exploit references
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Technologies
Your stack
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Your stack
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