What is CVE-2016-6879?

CVE-2016-6879 is a high-severity vulnerability in Botan Project, classified under CWE-320. CVSS score: 7.5/10. Published 2017-04-10.

How severe is CVE-2016-6879?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Botan Project

CVE-2016-6879

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.

Published 2017-04-10 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.006 (45.4th percentile), scored 2026-10-20.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 45th percentile — 45.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Botan Project — versions 1.11.0, 1.11.1, 1.11.2

Weakness classification (CWE)

CWE-320

References

botan.randombit.net/security.html (Third Party Advisory)

Frequently asked questions

What is CVE-2016-6879?: CVE-2016-6879 is a high-severity vulnerability in Botan Project, classified under CWE-320. CVSS score: 7.5/10. Published 2017-04-10.
How severe is CVE-2016-6879?: High severity. CVSS v3 base score is 7.5 out of 10.