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Vulnerability record · CVE-2006-1168 · published 14 August 2006

CVE-2006-1168: Ncompress vulnerability

NNcompress · Ncompress

The decompress function in compress42.c in (1) ncompress 4.2.4 and (2) liblzw allows remote attackers to cause a denial of service (crash), and possibly execute arbitrary code, via crafted data that leads to a buffer underflow.

7.5 CVSS 2.0 High EPSS 5.8% · top 7.1%
7.5CVSS 2.0 base score
5.8%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
50References
16 Jun 2026Last modified by NVD

Description

The decompress function in compress42.c in (1) ncompress 4.2.4 and (2) liblzw allows remote attackers to cause a denial of service (crash), and possibly execute arbitrary code, via crafted data that leads to a buffer underflow.

AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
ftp://patches.sgi.com/support/free/security/advisories/20060901-01-P.asc
http://bugs.gentoo.org/show_bug.cgi?id=141728
http://downloads.avaya.com/css/P8/documents/100158840
http://rhn.redhat.com/errata/RHSA-2012-0810.html
http://secunia.com/advisories/21427
http://secunia.com/advisories/21434
http://secunia.com/advisories/21437
http://secunia.com/advisories/21467
http://secunia.com/advisories/21880
http://secunia.com/advisories/22036
http://secunia.com/advisories/22296
http://secunia.com/advisories/22377
http://security.gentoo.org/glsa/glsa-200610-03.xml
http://securitytracker.com/id?1016836
http://support.avaya.com/elmodocs2/security/ASA-2006-226.htm
http://www.debian.org/security/2006/dsa-1149
http://www.mandriva.com/security/advisories?name=MDKSA-2006:140
http://www.mandriva.com/security/advisories?name=MDVSA-2012:129
http://www.novell.com/linux/security/advisories/2006_20_sr.html
http://www.redhat.com/support/errata/RHSA-2006-0663.html
http://www.securityfocus.com/bid/19455
http://www.vupen.com/english/advisories/2006/3234
https://bugzilla.redhat.com/show_bug.cgi?id=728536
https://exchange.xforce.ibmcloud.com/vulnerabilities/28315
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9373
ftp://patches.sgi.com/support/free/security/advisories/20060901-01-P.asc
http://bugs.gentoo.org/show_bug.cgi?id=141728
http://downloads.avaya.com/css/P8/documents/100158840
http://rhn.redhat.com/errata/RHSA-2012-0810.html
http://secunia.com/advisories/21427
http://secunia.com/advisories/21434
http://secunia.com/advisories/21437
http://secunia.com/advisories/21467
http://secunia.com/advisories/21880
http://secunia.com/advisories/22036
http://secunia.com/advisories/22296
http://secunia.com/advisories/22377
http://security.gentoo.org/glsa/glsa-200610-03.xml
http://securitytracker.com/id?1016836
http://support.avaya.com/elmodocs2/security/ASA-2006-226.htm

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

Source: NIST National Vulnerability Database (record CVE-2006-1168), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.