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CVE-2019-9689

Date: December 3, 2019

process_certificate in tls1.c in Cameron Hamilton-Rich axTLS through 2.1.5 has a Buffer Overflow via a crafted TLS certificate handshake message with zero certificates.

Language: C

Severity Score

Related Resources (7)

https://www.telekom.com/resource/blob/586428/51ae062269fbcb068bd20379f87f1398/dl-191121-critical-remote-denial-of-service-vulnerability-ii--data.pdf
https://nvd.nist.gov/vuln/detail/CVE-2019-9689
http://packetstormsecurity.com/files/155500/axTLS-2.1.5-Denial-Of-Service.html
https://seclists.org/bugtraq/2019/Nov/44
http://axtls.sourceforge.net
https://www.telekom.com/en/corporate-responsibility/data-protection-data-security/security/details/advisories-504842
https://www.mend.io/vulnerability-database/CVE-2019-9689

Severity Score

Weakness Type (CWE)

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

CWE-120

CVSS v3

Base Score:
Attack Vector (AV):
Attack Complexity (AC):
Privileges Required (PR):
User Interaction (UI):
Scope (S):
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL

CVSS v2

Base Score:
Access Vector (AV):
Access Complexity (AC):
Authentication (AU):
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): NONE
Additional information:

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