Buffer Overflow The advisory has been revoked - it doesn't affect any version of package axtls (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-DEBIANUNSTABLE-AXTLS-541585
- published13 Jan 2020
- disclosed3 Dec 2019
Introduced: 3 Dec 2019
CVE-2019-10013 (opens in a new tab)Amendment
The Debian security team deemed this advisory irrelevant for Debian:unstable.
NVD Description
Note: Versions mentioned in the description apply only to the upstream axtls package and not the axtls package as distributed by Debian.
The asn1_signature function in asn1.c in Cameron Hamilton-Rich axTLS through 2.1.5 has a Buffer Overflow that allows remote attackers to cause a denial of service (memory and CPU consumption) via a crafted certificate in the TLS certificate handshake message, because the result of get_asn1_length() is not checked for a minimum or maximum size.
References
- https://seclists.org/bugtraq/2019/Nov/44
- https://security-tracker.debian.org/tracker/CVE-2019-10013
- http://axtls.sourceforge.net
- http://packetstormsecurity.com/files/155500/axTLS-2.1.5-Denial-Of-Service.html
- https://www.telekom.com/en/corporate-responsibility/data-protection-data-security/security/details/advisories-504842
- https://www.telekom.com/resource/blob/586416/12097aeb8f9a6bba89a804b94575521a/dl-191121-critical-remote-denial-of-service-vulnerability-i--data.pdf