CVEvulnerability
CVE-2019-10013
7.5 HIGH
Official page ↗
- Status
- Modified
- Published
- 2019-12-03
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- CVSS 2.0 ([email protected])
- 7.8 HIGH — AV:N/AC:L/Au:N/C:N/I:N/A:C
- Weaknesses
- CWE-120
Description
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.
Affected configurations
• axtls project axtls (<= 2.1.5)
Related
Weakness · CWE (1)
- CWE-120 Buffer Copy without Checking Size of Input weakness
References
- http://axtls.sourceforge.net Vendor Advisory
- http://packetstormsecurity.com/files/155500/axTLS-2.1.5-Denial-Of-Service.html Third Party Advisory, VDB Entry
- https://seclists.org/bugtraq/2019/Nov/44 seclists.org
- https://www.telekom.com/en/corporate-responsibility/data-protection-data-security/security/details/advisories-504842 www.telekom.com
- https://www.telekom.com/resource/blob/586416/12097aeb8f9a6bba89a804b94575521a/dl-191121-critical-remote-denial-of-service-vulnerability-i--data.pdf www.telekom.com
- http://axtls.sourceforge.net Vendor Advisory
- http://packetstormsecurity.com/files/155500/axTLS-2.1.5-Denial-Of-Service.html Third Party Advisory, VDB Entry
- https://seclists.org/bugtraq/2019/Nov/44 seclists.org
- https://www.telekom.com/en/corporate-responsibility/data-protection-data-security/security/details/advisories-504842 www.telekom.com
- https://www.telekom.com/resource/blob/586416/12097aeb8f9a6bba89a804b94575521a/dl-191121-critical-remote-denial-of-service-vulnerability-i--data.pdf www.telekom.com