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High severity7.5NVD Advisory· Published May 13, 2016· Updated Jun 17, 2026

CVE-2016-2849

CVE-2016-2849

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

36
  • Botan Project/Botan31 versions
    cpe:2.3:a:botan_project:botan:1.10.12:*:*:*:*:*:*:*+ 30 more
    • cpe:2.3:a:botan_project:botan:1.10.12:*:*:*:*:*:*:*
    • cpe:2.3:a:botan_project:botan:1.11.0:*:*:*:*:*:*:*
    • cpe:2.3:a:botan_project:botan:1.11.1:*:*:*:*:*:*:*
    • cpe:2.3:a:botan_project:botan:1.11.10:*:*:*:*:*:*:*
    • cpe:2.3:a:botan_project:botan:1.11.11:*:*:*:*:*:*:*
    • cpe:2.3:a:botan_project:botan:1.11.12:*:*:*:*:*:*:*
    • cpe:2.3:a:botan_project:botan:1.11.13:*:*:*:*:*:*:*
    • cpe:2.3:a:botan_project:botan:1.11.14:*:*:*:*:*:*:*
    • cpe:2.3:a:botan_project:botan:1.11.15:*:*:*:*:*:*:*
    • cpe:2.3:a:botan_project:botan:1.11.16:*:*:*:*:*:*:*
    • cpe:2.3:a:botan_project:botan:1.11.17:*:*:*:*:*:*:*
    • cpe:2.3:a:botan_project:botan:1.11.18:*:*:*:*:*:*:*
    • cpe:2.3:a:botan_project:botan:1.11.19:*:*:*:*:*:*:*
    • cpe:2.3:a:botan_project:botan:1.11.2:*:*:*:*:*:*:*
    • cpe:2.3:a:botan_project:botan:1.11.20:*:*:*:*:*:*:*
    • cpe:2.3:a:botan_project:botan:1.11.21:*:*:*:*:*:*:*
    • cpe:2.3:a:botan_project:botan:1.11.22:*:*:*:*:*:*:*
    • cpe:2.3:a:botan_project:botan:1.11.23:*:*:*:*:*:*:*
    • cpe:2.3:a:botan_project:botan:1.11.24:*:*:*:*:*:*:*
    • cpe:2.3:a:botan_project:botan:1.11.25:*:*:*:*:*:*:*
    • cpe:2.3:a:botan_project:botan:1.11.26:*:*:*:*:*:*:*
    • cpe:2.3:a:botan_project:botan:1.11.27:*:*:*:*:*:*:*
    • cpe:2.3:a:botan_project:botan:1.11.28:*:*:*:*:*:*:*
    • cpe:2.3:a:botan_project:botan:1.11.3:*:*:*:*:*:*:*
    • cpe:2.3:a:botan_project:botan:1.11.4:*:*:*:*:*:*:*
    • cpe:2.3:a:botan_project:botan:1.11.5:*:*:*:*:*:*:*
    • cpe:2.3:a:botan_project:botan:1.11.6:*:*:*:*:*:*:*
    • cpe:2.3:a:botan_project:botan:1.11.7:*:*:*:*:*:*:*
    • cpe:2.3:a:botan_project:botan:1.11.8:*:*:*:*:*:*:*
    • cpe:2.3:a:botan_project:botan:1.11.9:*:*:*:*:*:*:*
    • (no CPE)range: <1.10.13 or <1.11.29
  • Debian/linux
    cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
  • Fedoraproject/Fedora
    cpe:2.3:o:fedoraproject:fedora:24:*:*:*:*:*:*:*
  • osv-coords3 versions
    pkg:rpm/opensuse/Botan&distro=openSUSE%20Tumbleweedpkg:rpm/suse/Botan&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP1pkg:rpm/suse/Botan&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP2
    < 1.10.13-1.1+ 2 more
    • (no CPE)range: < 1.10.13-1.1
    • (no CPE)range: < 1.10.9-3.1
    • (no CPE)range: < 1.10.9-3.1

Patches

Vulnerability mechanics

References

5

News mentions

0

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