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VULNERABILITIES

CVE-2016-2849 Details

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.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:7.5 HIGHVector:CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URLSource(s)Tag(s)
http://botan.randombit.net/security.html CVEVendor Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183669.html CVE
http://marc.info/?l=botan-devel&m=146185420505943&w=2 CVEVendor Advisory
https://security.gentoo.org/glsa/201701-23 CVE
http://www.debian.org/security/2016/dsa-3565 CVE

see all 10 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-200Exposure of Sensitive Information to an Unauthorized Actor[email protected]

Affected Products

ProductVersions
debian debian linux
8.0

CPE

  • cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.
fedoraproject fedora
24

CPE

  • cpe:2.3:o:fedoraproject:fedora:24:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.
botan project botan
1.10.12
1.11.0
1.11.1
1.11.2
1.11.3

CPE

  • 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:1.11.2:*:*:*:*:*:*:*
  • 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:*:*:*:*:*:*:*
  • 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:1.11.20:*:*:*:*:*:*:*
  • 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:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

9 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2016-2849
NVD Published Date:
May 13, 2016
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2016-2849 Details - Not Deferred