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Vulnerability record · CVE-2006-4980 · published 10 October 2006

CVE-2006-4980: Python vulnerability

Python · Python

Buffer overflow in the repr function in Python 2.3 through 2.6 before 20060822 allows context-dependent attackers to cause a denial of service and possibly execute arbitrary code via crafted wide character UTF-32/UCS-4 strings to certain scripts.

7.5 CVSS 2.0 High EPSS 5.5% · top 7.5%
7.5CVSS 2.0 base score
5.5%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
80References
16 Jun 2026Last modified by NVD

Description

Buffer overflow in the repr function in Python 2.3 through 2.6 before 20060822 allows context-dependent attackers to cause a denial of service and possibly execute arbitrary code via crafted wide character UTF-32/UCS-4 strings to certain scripts.

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/20061001-01-P.asc PatchThird Party Advisory
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=391589 Third Party Advisory
http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=208162 Issue Tracking
http://kb.vmware.com/KanisaPlatform/Publishing/882/5120103_f.SAL_Public.html Third Party Advisory
http://secunia.com/advisories/22276 Broken LinkPatchVendor Advisory
http://secunia.com/advisories/22297 Broken Link
http://secunia.com/advisories/22303 Broken LinkPatchVendor Advisory
http://secunia.com/advisories/22357 Broken Link
http://secunia.com/advisories/22358 Broken Link
http://secunia.com/advisories/22379 Broken Link
http://secunia.com/advisories/22448 Broken Link
http://secunia.com/advisories/22487 Broken Link
http://secunia.com/advisories/22512 Broken Link
http://secunia.com/advisories/22531 Broken Link
http://secunia.com/advisories/22639 Broken Link
http://secunia.com/advisories/23680 Broken Link
http://secunia.com/advisories/31492 Broken Link
http://security.gentoo.org/glsa/glsa-200610-07.xml Third Party Advisory
http://securitytracker.com/id?1017019 Third Party AdvisoryVDB Entry
http://sourceforge.net/tracker/index.php?func=detail&aid=1541585&group_id=5470&atid=305470 Third Party Advisory
http://support.avaya.com/elmodocs2/security/ASA-2006-229.htm Third Party Advisory
http://www.debian.org/security/2006/dsa-1197 Third Party Advisory
http://www.debian.org/security/2006/dsa-1198 Third Party Advisory
http://www.mandriva.com/security/advisories?name=MDKSA-2006:181 Broken LinkThird Party Advisory
http://www.novell.com/linux/security/advisories/2006_25_sr.html Third Party Advisory
http://www.redhat.com/support/errata/RHSA-2006-0713.html Third Party Advisory
http://www.redhat.com/support/errata/RHSA-2008-0629.html Third Party Advisory
http://www.securityfocus.com/archive/1/448244/100/100/threaded Third Party AdvisoryVDB Entry
http://www.securityfocus.com/archive/1/456546/100/200/threaded Third Party AdvisoryVDB Entry
http://www.securityfocus.com/bid/20376 Third Party AdvisoryVDB Entry
http://www.ubuntu.com/usn/usn-359-1 Third Party Advisory
http://www.vmware.com/support/vi3/doc/esx-3069097-patch.html Third Party Advisory
http://www.vmware.com/support/vi3/doc/esx-9986131-patch.html Third Party Advisory
http://www.vupen.com/english/advisories/2006/3940 Broken Link
http://www.vupen.com/english/advisories/2006/5131 Broken Link
http://zoehep.xent.com/~bsittler/python2.4-2.4.3_unicodeobject.c.diff Third Party Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/29408 Broken LinkVDB Entry
https://issues.rpath.com/browse/RPL-702 Third Party Advisory
https://launchpad.net/distros/ubuntu/+source/python2.4/+bug/56633 Third Party Advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10789 Broken Link

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

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Source: NIST National Vulnerability Database (record CVE-2006-4980), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.