Key management errors in Botan - CVE-2016-6879

 

Key management errors in Botan - CVE-2016-6879

Published: April 10, 2017 / Updated: August 8, 2020


Vulnerability identifier: #VU39217
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2016-6879
CWE-ID: CWE-320
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Randombit
Affected software:
Botan

Detailed vulnerability description

The vulnerability allows a remote non-authenticated attacker to manipulate data.

The X509_Certificate::allowed_usage function in botan 1.11.x before 1.11.31 might allow attackers to have unspecified impact by leveraging a call with more than one Key_Usage set in the enum value.


How to mitigate CVE-2016-6879

Install update from vendor's website.

Sources