Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2016-2849

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.

Published

2016-05-13T14:59:10.713

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv3.0: 7.5 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:N/A:N

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: PARTIAL
  • Integrity Impact: NONE
  • Availability Impact: NONE
Exploitability Score

10.0

Impact Score

2.9

Weaknesses
  • Type: Primary
    CWE-200
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System debian debian_linux 8.0 Yes
Operating System fedoraproject fedora 24 Yes
Application botan_project botan 1.10.12 Yes
Application botan_project botan 1.11.0 Yes
Application botan_project botan 1.11.1 Yes
Application botan_project botan 1.11.2 Yes
Application botan_project botan 1.11.3 Yes
Application botan_project botan 1.11.4 Yes
Application botan_project botan 1.11.5 Yes
Application botan_project botan 1.11.6 Yes
Application botan_project botan 1.11.7 Yes
Application botan_project botan 1.11.8 Yes
Application botan_project botan 1.11.9 Yes
Application botan_project botan 1.11.10 Yes
Application botan_project botan 1.11.11 Yes
Application botan_project botan 1.11.12 Yes
Application botan_project botan 1.11.13 Yes
Application botan_project botan 1.11.14 Yes
Application botan_project botan 1.11.15 Yes
Application botan_project botan 1.11.16 Yes
Application botan_project botan 1.11.17 Yes
Application botan_project botan 1.11.18 Yes
Application botan_project botan 1.11.19 Yes
Application botan_project botan 1.11.20 Yes
Application botan_project botan 1.11.21 Yes
Application botan_project botan 1.11.22 Yes
Application botan_project botan 1.11.23 Yes
Application botan_project botan 1.11.24 Yes
Application botan_project botan 1.11.25 Yes
Application botan_project botan 1.11.26 Yes
Application botan_project botan 1.11.27 Yes
Application botan_project botan 1.11.28 Yes
References