CVE-2008-3281
libxml2 2.6.32 and earlier does not properly detect recursion during entity expansion in an attribute value, which allows context-dependent attackers to cause a denial of service (memory and CPU
02 Description
libxml2 2.6.32 and earlier does not properly detect recursion during entity expansion in an attribute value, which allows context-dependent attackers to cause a denial of service (memory and CPU
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 2.50% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 84.3% of scored records. A rank, not a probability.
- NVD base score
- 6.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- Moderate. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2008-08-27 20:00Z18 YR AGO
- Last updated
- 2024-08-07 09:28Z2 YR AGO
- Reserved
- 2008-07-24
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-776Improper Restriction of Recursive Entity References in DTDs ('XML Entity Expansion')Base
- Data version
- 5.1
- Document digest
- 8676f355703cb1f325f7ff0b8b3bb3115f5ecb37e86bd03aa35c71dd383acc47
05 Affected products
06 References
- usn.ubuntu.comUSN-644-1https://usn.ubuntu.com/644-1/
- support.apple.comhttp://support.apple.com/kb/HT3639
- secunia.com31855http://secunia.com/advisories/31855
- www.securitytracker.com1020728http://www.securitytracker.com/id?1020728
- www.vupen.comADV-2009-1621http://www.vupen.com/english/advisories/2009/1621
- www.redhat.comFEDORA-2008-7395https://www.redhat.com/archives/fedora-package-announce/2008-September/msg00347.html
- rhn.redhat.comRHSA-2008:0836https://rhn.redhat.com/errata/RHSA-2008-0836.html
- secunia.com32807http://secunia.com/advisories/32807
- lists.apple.comAPPLE-SA-2009-06-08-1http://lists.apple.com/archives/security-announce/2009/jun/msg00002.html
- secunia.com31982http://secunia.com/advisories/31982
- www.vupen.comADV-2008-2971http://www.vupen.com/english/advisories/2008/2971
- www.vmware.comhttp://www.vmware.com/security/advisories/VMSA-2008-0017.html
- www.vupen.comADV-2008-2843http://www.vupen.com/english/advisories/2008/2843
- xmlsoft.orghttp://xmlsoft.org/news.html
- secunia.com31590http://secunia.com/advisories/31590
- www.vupen.comADV-2009-1522http://www.vupen.com/english/advisories/2009/1522
- www.securityfocus.com20081031 VMSA-2008-0017 Updated ESX packages for libxml2, ucd-snmp, libtiffhttp://www.securityfocus.com/archive/1/497962/100/0/threaded
- www.ubuntu.comUSN-640-1http://www.ubuntu.com/usn/usn-640-1
- secunia.com31728http://secunia.com/advisories/31728
- security.gentoo.orgGLSA-200812-06http://security.gentoo.org/glsa/glsa-200812-06.xml
- lists.apple.comAPPLE-SA-2009-06-17-1http://lists.apple.com/archives/security-announce/2009/Jun/msg00005.html
- secunia.com32488http://secunia.com/advisories/32488
- lists.opensuse.orgSUSE-SR:2008:018http://lists.opensuse.org/opensuse-security-announce/2008-09/msg00004.html
- secunia.com31566http://secunia.com/advisories/31566
- www.securityfocus.com30783http://www.securityfocus.com/bid/30783
- wiki.rpath.comhttp://wiki.rpath.com/Advisories:rPSA-2008-0325
- oval.cisecurity.orgoval:org.mitre.oval:def:6496https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6496
- www.vupen.comADV-2008-2419http://www.vupen.com/english/advisories/2008/2419
- secunia.com35379http://secunia.com/advisories/35379
- www.mandriva.comMDVSA-2008:192http://www.mandriva.com/security/advisories?name=MDVSA-2008:192
- secunia.com32974http://secunia.com/advisories/32974
- svn.gnome.orghttp://svn.gnome.org/viewvc/libxml2?view=revision&revision=3772
- www.redhat.comFEDORA-2008-7594https://www.redhat.com/archives/fedora-package-announce/2008-September/msg00261.html
- www.debian.orgDSA-1631http://www.debian.org/security/2008/dsa-1631
- bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=458086
- mail.gnome.org[xml] 20080820 Security fix for libxml2http://mail.gnome.org/archives/xml/2008-August/msg00034.html
- oval.cisecurity.orgoval:org.mitre.oval:def:9812https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9812
- www.mandriva.comMDVSA-2008:180http://www.mandriva.com/security/advisories?name=MDVSA-2008:180
- secunia.com31558http://secunia.com/advisories/31558
- support.apple.comhttp://support.apple.com/kb/HT3613
- lists.vmware.com[Security-announce] 20081030 VMSA-2008-0017 Updated ESX packages for libxml2, ucd-snmp, libtiffhttp://lists.vmware.com/pipermail/security-announce/2008/000039.html
- secunia.com31748http://secunia.com/advisories/31748
07 Fixed in
Debian 12
- libxml2 Fixed in 2.6.32.dfsg-3
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- libxml2 Fixed in 2.6.32.dfsg-3
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- libxml2 Fixed in 2.6.32.dfsg-3
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.