What’s Vulnerable › Vulnerabilities

CVE-2016-2850

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2016-05-13 · updated 2026-06-17
• Weakness: CWE-20

Description

Botan 1.11.x before 1.11.29 does not enforce TLS policy for (1) signature algorithms and (2) ECC curves, which allows remote attackers to conduct downgrade attacks via unspecified vectors.

Affected products

• randombit botan: 1.11.0, 1.11.1, 1.11.2, 1.11.3, 1.11.4, 1.11.5 (+23)
• Fedoraproject Fedora: 24

References

• http://botan.randombit.net/security.html
• http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183669.html
• http://marc.info/?l=botan-devel&m=145852488622892&w=2
• https://security.gentoo.org/glsa/201701-23
• http://botan.randombit.net/security.html
• http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183669.html
• http://marc.info/?l=botan-devel&m=145852488622892&w=2
• https://security.gentoo.org/glsa/201701-23

Get alerted when CVE-2016-2850 or the next vulnerability affects your stack