[ GLSA 200501-15 ] UnRTF: Buffer overflow

[GLSA]

Gentoo Linux Security Advisory

Title: UnRTF: Buffer overflow (GLSA 200501-15)
Severity: normal
Exploitable: remote
Date: January 10, 2005
Bug(s): #74480
ID: 200501-15

Synopsis


A buffer overflow in UnRTF allows an attacker to execute arbitrary code by
way of a specially crafted RTF file.


Background


UnRTF is a utility to convert files in the Rich Text Format into
other formats.


Affected Packages

Package: app-text/unrtf
Vulnerable: < 0.19.3-r1
Unaffected: >= 0.19.3-r1
Architectures: All supported architectures


Description


An unchecked strcat() in unrtf may overflow the bounds of a static
buffer.


Impact


Using a specially crafted file, possibly delivered by e-mail or
over the web, an attacker may execute arbitrary code with the
permissions of the user running UnRTF.


Workaround


There is no known workaround at this time.


Resolution


All unrtf users should upgrade to the latest version: