CVE-2013-1969
Multiple use-after-free vulnerabilities in libxml2 2.9.0 and possibly other versions might allow context-dependent attackers to cause a denial of service (crash) and possibly execute arbitrary code via vectors related to the (1) htmlParseChunk and (2)…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (3.82%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Multiple use-after-free vulnerabilities in libxml2 2.9.0 and possibly other versions might allow context-dependent attackers to cause a denial of service (crash) and possibly execute arbitrary code via vectors related to the (1) htmlParseChunk and (2) xmldecl_done functions, as demonstrated by a buffer overflow in the xmlBufGetInputBase function.
- CVSS 2.0
- 7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
- EPSS
- 3.82% probability · 89th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-399
- Affected
- xmlsoft/libxml2
- Source
- secalert@redhat.com
References
- http://lists.opensuse.org/opensuse-updates/2013-04/msg00109.html
- http://lists.opensuse.org/opensuse-updates/2013-06/msg00081.html
- http://secunia.com/advisories/53061Vendor Advisory
- http://www.openwall.com/lists/oss-security/2013/04/17/4
- http://www.openwall.com/lists/oss-security/2013/04/19/1
- http://www.ubuntu.com/usn/USN-1817-1
- https://bugzilla.gnome.org/show_bug.cgi?id=690202
- https://git.gnome.org/browse/libxml2/commit/?id=de0cc20c29cb3f056062925395e0f68d2250a46fExploit
- http://lists.opensuse.org/opensuse-updates/2013-04/msg00109.html
- http://lists.opensuse.org/opensuse-updates/2013-06/msg00081.html
- http://secunia.com/advisories/53061Vendor Advisory
- http://www.openwall.com/lists/oss-security/2013/04/17/4
- http://www.openwall.com/lists/oss-security/2013/04/19/1
- http://www.ubuntu.com/usn/USN-1817-1
- https://bugzilla.gnome.org/show_bug.cgi?id=690202
- https://git.gnome.org/browse/libxml2/commit/?id=de0cc20c29cb3f056062925395e0f68d2250a46fExploit
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.