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  1. CVEs
  2. CVE-2016-4356
  1. CVEs

CVE-2016-4356

high
  • Information
  • CPEs
  • Plugins

Description

The append_utf8_value function in the DN decoder (dn.c) in Libksba before 1.3.3 allows remote attackers to cause a denial of service (out-of-bounds read) by clearing the high bit of the byte after invalid utf-8 encoded data.

References

https://security.gentoo.org/glsa/201604-04

http://www.ubuntu.com/usn/USN-2982-1

http://www.openwall.com/lists/oss-security/2016/05/10/3

http://www.openwall.com/lists/oss-security/2016/04/29/8

http://www.openwall.com/lists/oss-security/2016/04/29/5

http://git.gnupg.org/cgi-bin/gitweb.cgi?p=libksba.git%3Ba=commit%3Bh=243d12fdec66a4360fbb3e307a046b39b5b4ffc3

Details

Source: Mitre, NVD

Published: 2016-06-13

Updated: 2025-04-12

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

Severity: Medium

CVSS v3

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity: High

EPSS

EPSS: 0.01409

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