CVE-2016-2099
Use-after-free vulnerability in validators/DTD/DTDScanner.cpp in Apache Xerces C++ 3.1.3 and earlier allows context-dependent attackers to have unspecified impact via an invalid character in an XML
02 Description
Use-after-free vulnerability in validators/DTD/DTDScanner.cpp in Apache Xerces C++ 3.1.3 and earlier allows context-dependent attackers to have unspecified impact via an invalid character in an XML
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
- 6.63% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 93.7% of scored records. A rank, not a probability.
- NVD base score
- 9.8 (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:H/I:H/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
- 2016-05-13 14:00Z10 YR AGO
- Last updated
- 2024-08-05 23:17Z2 YR AGO
- Reserved
- 2016-01-29
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-416Use After FreeVariant
- Data version
- 5.1
- Document digest
- 8692a27f65875c088441bb38e5c7afc560284d693ac3bd2c9e97944ec75c9a60
05 Affected products
06 References
- www.debian.orgDSA-3579http://www.debian.org/security/2016/dsa-3579
- www.oracle.comhttp://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html
- issues.apache.orghttps://issues.apache.org/jira/browse/XERCESC-2066
- www.securityfocus.com90502http://www.securityfocus.com/bid/90502
- security.gentoo.orgGLSA-201612-46https://security.gentoo.org/glsa/201612-46
- lists.opensuse.orgopenSUSE-SU-2016:1744http://lists.opensuse.org/opensuse-updates/2016-07/msg00016.html
- lists.opensuse.orgopenSUSE-SU-2016:2232http://lists.opensuse.org/opensuse-updates/2016-09/msg00013.html
- www.openwall.com[oss-security] 20160509 CVE-2016-2099: use-after-free in Xerces 3.1.3http://www.openwall.com/lists/oss-security/2016/05/09/7
- lists.opensuse.orgopenSUSE-SU-2016:1808http://lists.opensuse.org/opensuse-updates/2016-07/msg00053.html
07 Fixed in
Debian 12
- xerces-c Fixed in 3.1.3+debian-2
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- xerces-c Fixed in 3.1.3+debian-2
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- xerces-c Fixed in 3.1.3+debian-2
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 14.04 LTS
- xerces-c Fixed in 3.1.1-5.1+deb8u2build0.14.04.1
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 16.04 LTS
- xerces-c Fixed in 3.1.3+debian-1ubuntu0.1~esm1Available with Ubuntu Pro: https://ubuntu.com/pro
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.