CVE-2016-2194

Severity: high (CVSS 7.5 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.6% 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

The ressol function in Botan before 1.10.11 and 1.11.x before 1.11.27 allows remote attackers to cause a denial of service (infinite loop) via unspecified input to the OS2ECP function, related to a composite modulus.

Affected products

randombit botan: through 1.10.10; 1.11.0, 1.11.1, 1.11.2, 1.11.3, 1.11.4, 1.11.5 (+21)
Debian Linux: 8.0

References

http://botan.randombit.net/security.html
http://marc.info/?l=botan-devel&m=145435148602911&w=2
http://marc.info/?l=botan-devel&m=145449001708138&w=2
http://www.debian.org/security/2016/dsa-3565
https://security.gentoo.org/glsa/201612-38
http://botan.randombit.net/security.html
http://marc.info/?l=botan-devel&m=145435148602911&w=2
http://marc.info/?l=botan-devel&m=145449001708138&w=2
http://www.debian.org/security/2016/dsa-3565
https://security.gentoo.org/glsa/201612-38

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