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Vulnerability record · CVE-2005-1111 · published 2 May 2005

CVE-2005-1111: Gnu cpio link following vulnerability

Gnu · Cpio

Race condition in cpio 2.6 and earlier allows local users to modify permissions of arbitrary files via a hard link attack on a file while it is being decompressed, whose permissions are changed by cpio after the decompression is complete.

4.7 CVSS 3.1 Medium EPSS 0.31% · top 78.5% CWE-59 · Link followingCWE-367 · TOCTOU race condition
4.7CVSS 3.1 base score, v2 3.7
0.31%EPSS exploitation probability, 30 days
NoNot in CISA KEV
3Affected product versions listed by NVD
38References
16 Jun 2026Last modified by NVD

Description

Race condition in cpio 2.6 and earlier allows local users to modify permissions of arbitrary files via a hard link attack on a file while it is being decompressed, whose permissions are changed by cpio after the decompression is complete.

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N

Affected products

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

References

LinkTags
ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-06:03.cpio.asc Broken Link
ftp://ftp.sco.com/pub/updates/OpenServer/SCOSA-2006.2/SCOSA-2006.2.txt Broken Link
ftp://ftp.sco.com/pub/updates/UnixWare/SCOSA-2005.32/SCOSA-2005.32.txt Broken Link
http://lists.suse.com/archive/suse-security-announce/2006-May/0004.html Broken Link
http://marc.info/?l=bugtraq&m=111342664116120&w=2 Mailing List
http://secunia.com/advisories/16998 Broken Link
http://secunia.com/advisories/17123 Broken Link
http://secunia.com/advisories/17532 Broken Link
http://secunia.com/advisories/18290 Broken Link
http://secunia.com/advisories/18395 Broken Link
http://secunia.com/advisories/20117 Broken Link
http://www.debian.org/security/2005/dsa-846 Third Party Advisory
http://www.osvdb.org/15725 Broken Link
http://www.redhat.com/support/errata/RHSA-2005-378.html Broken Link
http://www.redhat.com/support/errata/RHSA-2005-806.html Broken Link
http://www.securityfocus.com/bid/13159 Broken LinkThird Party AdvisoryVDB Entry
http://www.ubuntu.com/usn/usn-189-1 Third Party Advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A358 Broken Link
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9783 Broken Link
ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-06:03.cpio.asc Broken Link
ftp://ftp.sco.com/pub/updates/OpenServer/SCOSA-2006.2/SCOSA-2006.2.txt Broken Link
ftp://ftp.sco.com/pub/updates/UnixWare/SCOSA-2005.32/SCOSA-2005.32.txt Broken Link
http://lists.suse.com/archive/suse-security-announce/2006-May/0004.html Broken Link
http://marc.info/?l=bugtraq&m=111342664116120&w=2 Mailing List
http://secunia.com/advisories/16998 Broken Link
http://secunia.com/advisories/17123 Broken Link
http://secunia.com/advisories/17532 Broken Link
http://secunia.com/advisories/18290 Broken Link
http://secunia.com/advisories/18395 Broken Link
http://secunia.com/advisories/20117 Broken Link
http://www.debian.org/security/2005/dsa-846 Third Party Advisory
http://www.osvdb.org/15725 Broken Link
http://www.redhat.com/support/errata/RHSA-2005-378.html Broken Link
http://www.redhat.com/support/errata/RHSA-2005-806.html Broken Link
http://www.securityfocus.com/bid/13159 Broken LinkThird Party AdvisoryVDB Entry
http://www.ubuntu.com/usn/usn-189-1 Third Party Advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A358 Broken Link
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9783 Broken Link

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Source: NIST National Vulnerability Database (record CVE-2005-1111), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.