Upstream information

CVE-2016-4356 at MITRE

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.

SUSE information

CVSS v2 Scores
  National Vulnerability Database SUSE
Base Score 4.96 5.76
Vector AV:N/AC:L/Au:N/C:N/I:N/A:P AV:N/AC:M/Au:N/C:P/I:N/A:P
Access Vector Network Network
Access Complexity Low Medium
Authentication None None
Confidentiality Impact None Partial
Integrity Impact None None
Availability Impact Partial Partial
CVSS v3 Scores
  National Vulnerability Database
Base Score 7.5
Vector AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Access Vector Network
Access Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact None
Integrity Impact None
Availability Impact High
SUSE Bugzilla entries: 977977 [RESOLVED / INVALID], 979261 [RESOLVED / FIXED]

No SUSE Security Announcements cross referenced.