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CVE-2023-43615
high
CVSS 7.5
Mbed TLS 2.x before 2.28.5 and 3.x before 3.5.0 has a Buffer Overflow.
Summary
Mbed TLS 2.x before 2.28.5 and 3.x before 3.5.0 has a Buffer Overflow.
AI summary snake-internal / snake-template-v1
A weakness called CVE-2023-43615 was discovered in Arm.
Severity is High (CVSS 7.5/10). If exploited, attackers can leak data or disrupt key functionality.
What you should do: update the affected software to the latest version. If unsure, ask your IT team or search the vendor's site for "Arm CVE-2023-43615".
CVE-2023-43615 (Arm). Severity: High / CVSSv3 7.5. Category: CWE-120.
Response plan:
1. Check the vendor advisory for affected versions and the patched release.
2. If a vulnerable version is running in production, schedule maintenance (urgency from KEV/CVSS).
3. If no patch yet, mitigate via WAF rule, disabling the affected feature, etc.
4. Monitor logs / SIEM for known IOC and PoC signatures of this CVE.
PoCs and fix commits: see the 'References' section, MITRE, and NVD.
❓ What is the problem
A weakness (CVE-2023-43615) in Arm. A serious software flaw has been identified.
📍 Affected scope
Target versions of Arm (see vendor advisory). If running in production, identify exposure immediately.
🔥 Severity
Severity: High (CVSS 7.5/10). If exploited, attackers can leak data or disrupt key functionality.
🔧 How to fix
Update to the patched release as listed in the vendor advisory. (Typical mitigation pattern for CWE-120)
🛡️ Workaround
If a patch is not yet available, consider disabling the affected feature, applying WAF rules, blocking via network ACLs, or isolating the vulnerable version.
🔍 Detection
Check version information, scan dependencies via SBOM, and monitor SIEM for IOC and PoC signatures related to this CVE.
References
- mailing af854a3a-2127-422b-91ae-364da2661108
- mailing af854a3a-2127-422b-91ae-364da2661108
- mailing af854a3a-2127-422b-91ae-364da2661108
- patch af854a3a-2127-422b-91ae-364da2661108
- web https://nvd.nist.gov/vuln/detail/CVE-2023-43615
- web https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BDSHAANRULB57GVS5B3DZHXL5KCC7OWQ
- web https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GGRB5MO2KUJKYPMGXMIZH2WRH6QR5UZS
- web https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/O7SB7L6A56QZALDTOZ6O4X7PTC4I647R
- web https://lists.fedoraproject.org/archives/list/[email protected]/message/BDSHAANRULB57GVS5B3DZHXL5KCC7OWQ
- web https://lists.fedoraproject.org/archives/list/[email protected]/message/GGRB5MO2KUJKYPMGXMIZH2WRH6QR5UZS
- web https://lists.fedoraproject.org/archives/list/[email protected]/message/O7SB7L6A56QZALDTOZ6O4X7PTC4I647R
- web https://mbed-tls.readthedocs.io/en/latest/security-advisories/mbedtls-security-advisory-2023-10-1
- web https://github.com/advisories/GHSA-656f-g689-89jh