CVE-2016-2849 — Sensitive Information Exposure in Project Botan

CWE-200 — Sensitive Information Exposure6 documents4 sources
Severity
7.5HIGHNVD
EPSS
0.6%
top 31.01%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Botan Project BotanDebian LinuxFedoraproject Fedora
Timeline
PublishedMay 13
Latest updateMay 17

Description

Botan before 1.10.13 and 1.11.x before 1.11.29 do not use a constant-time algorithm to perform a modular inverse on the signature nonce k, which might allow remote attackers to obtain ECDSA secret keys via a timing side-channel attack.

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NExploitability: 3.9 | Impact: 3.6

Affected Packages1 packages

▶NVDbotan_project/botan30 versions+29

Also affects: Debian Linux 8.0, Fedora 24

🔴Vulnerability Details

2
GHSA
GHSA-pfgh-27pp-8vx8: Botan before 1↗2022-05-17
▶
OSV
CVE-2016-2849: Botan before 1↗2016-05-13
▶

💬Community

3
Bugzilla
CVE-2016-2849 CVE-2016-2850 botan: two issues fixed in 1.11.29 [epel-all]↗2016-04-27
▶
Bugzilla
CVE-2016-2849 CVE-2016-2850 botan: two issues fixed in 1.11.29 [fedora-all]↗2016-04-27
▶
Bugzilla
CVE-2016-2849 CVE-2016-2850 botan: two issues fixed in 1.11.29↗2016-04-27
▶