gv contains buffer overflow in sscanf() function

Overview

A remotely exploitable buffer overflow vulnerability exists in gv.

Description

A remotely exploitable buffer overflow vulnerability exists in gv. gv allows a user to view and navigate PostScript and PDF documents by providing an interface to the ghostscript interpreter. This vulnerability can allow a remote attacker to execute arbitrary code on a vulnerable host.

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Impact

A remote attacker can execute arbitrary code on a vulnerable host with the privileges of the victim.

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Solution

Apply a patch.

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Vendor Information

600777

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Debian __ Affected

Updated: October 17, 2002

Status

Affected

Vendor Statement

<http://www.debian.org/security/2002/dsa-176&gt;

Vendor Information

The vendor has not provided us with any further information regarding this vulnerability.

Addendum

The CERT/CC has no additional comments at this time.

If you have feedback, comments, or additional information about this vulnerability, please send us [email](<mailto:[email protected]?Subject=VU%23600777 Feedback>).

Gentoo Linux __ Affected

Updated: October 17, 2002

Status

Affected

Vendor Statement

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1

`- - --------------------------------------------------------------------
GENTOO LINUX SECURITY ANNOUNCEMENT 200210-003

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PACKAGE : ggv
SUMMARY?: buffer overflow
EXPLOIT : local
DATE ?? : 2002-10-17 08:30 UTC
- - --------------------------------------------------------------------
ggv shares the same buffer overflow problem that gv did.
Read the full advisory at
<http://www.idefense.com/advisory/09.26.02.txt>
SOLUTION
It is recommended that all Gentoo Linux users who are running
app-text/ggv-1.99.90 and earlier update their systems
as follows:
emerge rsync
emerge ggv
emerge clean
- - --------------------------------------------------------------------
[email protected] - GnuPG key is available at www.gentoo.org/~aliz

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Version: GnuPG v1.0.7 (GNU/Linux)
iD8DBQE9rnUQfT7nyhUpoZMRAr6jAKCNU3Ko5pluB0bZ3yIlw4paUyrh1ACgqQbf
CvBJCihfTpuMWwci2+Rhn78=
=mnVF
-----END PGP SIGNATURE-----`

Vendor Information

The vendor has not provided us with any further information regarding this vulnerability.

Addendum

The CERT/CC has no additional comments at this time.

If you have feedback, comments, or additional information about this vulnerability, please send us [email](<mailto:[email protected]?Subject=VU%23600777 Feedback>).

KDE Desktop Environment Project __ Affected

Updated: October 17, 2002

Status

Affected

Vendor Statement

<http://www.kde.org/info/security/advisory-20021008-1.txt&gt;

Vendor Information

The vendor has not provided us with any further information regarding this vulnerability.

Addendum

The CERT/CC has no additional comments at this time.

If you have feedback, comments, or additional information about this vulnerability, please send us [email](<mailto:[email protected]?Subject=VU%23600777 Feedback>).

Red Hat Inc. __ Affected

Updated: October 17, 2002

Status

Affected

Vendor Statement

<http://rhn.redhat.com/errata/RHSA-2002-207.html&gt;

Vendor Information

The vendor has not provided us with any further information regarding this vulnerability.

Addendum

The CERT/CC has no additional comments at this time.

If you have feedback, comments, or additional information about this vulnerability, please send us [email](<mailto:[email protected]?Subject=VU%23600777 Feedback>).

CVSS Metrics

Group	Score	Vector
Base
Temporal
Environmental

References

• <http://www.idefense.com/advisory/09.26.02.txt&gt;
• <http://wwwthep.physik.uni-mainz.de/~plass/gv/&gt;
• <http://rhn.redhat.com/errata/RHSA-2002-207.html&gt;
• http://marc.theaimsgroup.com/?l=bugtraq&m=103305615613319&w=2

Acknowledgements

Thanks to David Endler for reporting this vulnerability.

This document was written by Ian A Finlay.

Other Information

CVE IDs:	CVE-2002-0838
Severity Metric:	16.50 Date Public: