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CVE-2016-2849

nvd nist
Published: May 13, 2016Modified: May 6, 2026

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7.5
Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Exploitability: 3.9 / Impact: 3.6
Source: NVD

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.

Affected (32)

1 product
Debian Linux
1 product
Fedora
1 product
Botan
Configuration A
2 vulnerable
Vulnerable SoftwareAffected Versions
Version 8.0
Version 24
Configuration B
30 vulnerable
Vulnerable SoftwareAffected Versions
Botan Project
Version 1.10.12
Version 1.11.0
Version 1.11.10
Version 1.11.11
Version 1.11.12
Version 1.11.13
Version 1.11.14
Version 1.11.15
Version 1.11.16
Version 1.11.17
Version 1.11.18
Version 1.11.19
Version 1.11.1
Version 1.11.20
Version 1.11.21
Version 1.11.22
Version 1.11.23
Version 1.11.24
Version 1.11.25
Version 1.11.26
Version 1.11.27
Version 1.11.28
Version 1.11.2
Version 1.11.3
Version 1.11.4
Version 1.11.5
Version 1.11.6
Version 1.11.7
Version 1.11.8
Version 1.11.9

References (10)

Source: cve@mitre.org
Vendor Advisory
Source: cve@mitre.org
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108

Timeline

No history available yet.