Vulnerability Assessment & Network Security Forums



If through a vulnerability assessment, a network security issue is detected for the vulnerability below, applying the appropriate security patches in a timely matter is very important.  If you have detected that your system has already been compromised, following CERT's Network Security recovery document will assist with recommended steps for system recovery.


Home >> Browse Vulnerability Assessment Database >> Gentoo Local Security Checks >> [GLSA-200512-13] Dropbear: Privilege escalation


Vulnerability Assessment Details

[GLSA-200512-13] Dropbear: Privilege escalation

Vulnerability Assessment Summary
Dropbear: Privilege escalation

Detailed Explanation for this Vulnerability Assessment
The remote host is affected by the vulnerability described in GLSA-200512-13
(Dropbear: Privilege escalation)


Under certain conditions Dropbear could fail to allocate a
sufficient amount of memory, possibly resulting in a buffer overflow.

Impact

By sending specially crafted data to the server, authenticated
users could exploit this vulnerability to execute arbitrary code with
the permissions of the SSH server user, which is the root user by
default.

Workaround

There is no known workaround at this time.

References:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2005-4178


Solution:
All Dropbear users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=net-misc/dropbear-0.47"


Network Security Threat Level: High


Networks Security ID:

Vulnerability Assessment Copyright: (C) 2005 Michel Arboi

Cables, Connectors

KNOPPIX LINUX - NEWEST v. 8.1 DVD & 32GB USB 3.0 Flash Drive + Persistence Mode
$30.99
KNOPPIX LINUX - NEWEST v. 8.1 DVD & 32GB USB 3.0 Flash Drive + Persistence Mode pictureKnoppix 8.1 ISO SD (Ignore, ebay message for local pick up, this ships global)
$40.0
Knoppix 8.1 ISO  SD (Ignore, ebay message for local pick up, this ships global) pictureKnoppix 7.2.0 Live Linux Bootable Startup CD (Runs form CD) +Free Retro Linux CD
$11.95
Knoppix 7.2.0 Live Linux Bootable Startup CD (Runs form CD) +Free Retro Linux CD pictureLatest KNOPPIX LINUX Operating system PC repair Bootable live system Windows DVD
$11.99
Latest KNOPPIX LINUX Operating system PC repair Bootable live system Windows DVD picture


Discussions

No Discussions have been posted on this vulnerability.