Upstream information

CVE-2013-4421 at MITRE

Description

The buf_decompress function in packet.c in Dropbear SSH Server before 2013.59 allows remote attackers to cause a denial of service (memory consumption) via a compressed packet that has a large size when it is decompressed.

SUSE information

CVSS v2 Scores
  National Vulnerability Database
Base Score 4.96
Vector AV:N/AC:L/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial
SUSE Bugzilla entry: 845306 [RESOLVED / FIXED]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
openSUSE 12.3
  • dropbear >= 2013.60-7.4.1
  • dropbear-debuginfo >= 2013.60-7.4.1
  • dropbear-debugsource >= 2013.60-7.4.1
Patchnames:
openSUSE-2013-811
openSUSE 13.1
  • dropbear >= 2013.60-2.4.1
  • dropbear-debuginfo >= 2013.60-2.4.1
  • dropbear-debugsource >= 2013.60-2.4.1
Patchnames:
openSUSE-2013-839