CVE-2016-2849

CVSS V2 Medium 5 CVSS V3 High 7.5
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.
Overview
  • CVE ID
  • CVE-2016-2849
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Modified
  • Published Version
  • 2016-05-13T14:59:10
  • Last Modified Date
  • 2017-07-01T01:29:41
Weakness Enumerations
CWE URL
CWE-200 http://cwe.mitre.org/data/definitions/200.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:fedoraproject:fedora:24:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:botan_project:botan:1.10.12:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:botan_project:botan:1.11.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:botan_project:botan:1.11.1:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:botan_project:botan:1.11.2:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:botan_project:botan:1.11.3:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:botan_project:botan:1.11.4:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:botan_project:botan:1.11.5:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:botan_project:botan:1.11.6:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:botan_project:botan:1.11.7:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:botan_project:botan:1.11.8:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:botan_project:botan:1.11.9:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:botan_project:botan:1.11.10:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:botan_project:botan:1.11.11:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:botan_project:botan:1.11.12:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:botan_project:botan:1.11.13:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:botan_project:botan:1.11.14:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:botan_project:botan:1.11.15:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:botan_project:botan:1.11.16:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:botan_project:botan:1.11.17:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:botan_project:botan:1.11.18:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:botan_project:botan:1.11.19:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:botan_project:botan:1.11.20:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:botan_project:botan:1.11.21:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:botan_project:botan:1.11.22:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:botan_project:botan:1.11.23:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:botan_project:botan:1.11.24:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:botan_project:botan:1.11.25:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:botan_project:botan:1.11.26:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:botan_project:botan:1.11.27:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:botan_project:botan:1.11.28:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:P/I:N/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • NONE
  • Availability Impact
  • NONE
  • Base Score
  • 5
  • Severity
  • MEDIUM
  • Exploitability Score
  • 10
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • NONE
  • Base Score
  • 7.5
  • Base Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
http://marc.info/?l=botan-devel&m=146185420505943&w=2 Vendor Advisory
http://botan.randombit.net/security.html Vendor Advisory
http://www.debian.org/security/2016/dsa-3565
http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183669.html
https://security.gentoo.org/glsa/201701-23
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2016-2849
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-2849
History
Created Old Value New Value Data Type Notes
2022-05-10 09:40:29 Added to TrackCVE
2022-12-02 09:29:41 2016-05-13T14:59Z 2016-05-13T14:59:10 CVE Published Date updated
2022-12-02 09:29:41 2017-07-01T01:29:41 CVE Modified Date updated
2022-12-02 09:29:41 Modified Vulnerability Status updated