CVE-2016-3705
The (1) xmlParserEntityCheck and (2) xmlParseAttValueComplex functions in parser.c in libxml2 2.9.3 do not properly keep track of the recursion depth, which allows context-dependent attackers to cause
02 Description
The (1) xmlParserEntityCheck and (2) xmlParseAttValueComplex functions in parser.c in libxml2 2.9.3 do not properly keep track of the recursion depth, which allows context-dependent attackers to cause
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
- 5.10% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 91.9% of scored records. A rank, not a probability.
- NVD base score
- 7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- 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
- 2016-05-17 14:00Z10 YR AGO
- Last updated
- 2024-08-06 00:03Z2 YR AGO
- Reserved
- 2016-03-30
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- b36765fa74032d31c389bc5014774fb80d5c32f12db6cfad8e709d612b2fa7b7
05 Affected products
06 References
- seclists.org20160503 CVE-2016-3627 CVE-2016-3705: libxml2: stack overflow in xml validator (parser)http://seclists.org/fulldisclosure/2016/May/10
- www.oracle.comhttp://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
- h20566.www2.hpe.comhttps://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05157239
- kc.mcafee.comhttps://kc.mcafee.com/corporate/index?page=content&id=SB10170
- lists.opensuse.orgopenSUSE-SU-2016:1446http://lists.opensuse.org/opensuse-updates/2016-05/msg00127.html
- lists.opensuse.orgopenSUSE-SU-2016:1298http://lists.opensuse.org/opensuse-updates/2016-05/msg00055.html
- access.redhat.comRHSA-2016:1292https://access.redhat.com/errata/RHSA-2016:1292
- www.oracle.comhttp://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
- www.debian.orgDSA-3593https://www.debian.org/security/2016/dsa-3593
- www.ubuntu.comUSN-2994-1http://www.ubuntu.com/usn/USN-2994-1
- www.oracle.comhttp://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html
- www.tenable.comhttps://www.tenable.com/security/tns-2016-18
- bugzilla.gnome.orghttps://bugzilla.gnome.org/show_bug.cgi?id=765207
- www.securityfocus.com89854http://www.securityfocus.com/bid/89854
- rhn.redhat.comRHSA-2016:2957http://rhn.redhat.com/errata/RHSA-2016-2957.html
- security.gentoo.orgGLSA-201701-37https://security.gentoo.org/glsa/201701-37
07 Fixed in
Debian 12
- libxml2 Fixed in 2.9.3+dfsg1-1.1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- libxml2 Fixed in 2.9.3+dfsg1-1.1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- libxml2 Fixed in 2.9.3+dfsg1-1.1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 14.04 LTS
- libxml2 Fixed in 2.9.1+dfsg1-3ubuntu4.8
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 16.04 LTS
- libxml2 Fixed in 2.9.3+dfsg1-1ubuntu0.1
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. 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.