Reachable Assertion in tinyxml - CVE-2023-34194

Vulnerability identifier: #VU84722

CSH Severity: Medium

CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2023-34194

CWE-ID: CWE-617

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a reachable assertion in tinyxmlparser.cpp. A remote attacker can pass specially crafted XML input to the application and perform a denial of service (DoS) attack.

tinyxml
SUSE Linux Enterprise Desktop 15
SUSE Linux Enterprise High Performance Computing 15
SUSE Linux Enterprise Real Time 15
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise Micro
Fedora
SUSE Package Hub 15
openSUSE Leap
Ubuntu
openEuler
libtinyxml2.6.2v5 (Ubuntu package)
tinyxml-devel
tinyxml-debugsource
tinyxml-debuginfo
tinyxml
tinyxml-docs
libtinyxml0-debuginfo
libtinyxml0

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

libtinyxml2.6.2v5 (Ubuntu package) - addressed in versions Ubuntu Pro, 2.6.2-4+deb10u2build0.20.04.1, 2.6.2-6ubuntu0.22.04.1, 2.6.2-6ubuntu0.23.10.1
tinyxml-devel - update to 2.6.2-24
tinyxml-debugsource - update to 2.6.2-24
tinyxml-debuginfo - update to 2.6.2-24
tinyxml - update to 2.6.2-24
tinyxml - addressed in versions 2.6.2-28.el8, 2.6.2-28.el9, 2.6.2-28.fc38, 2.6.2-28.fc39, 2.6.2-28.fc40
tinyxml-docs - update to 2.6.2-150000.3.6.1
tinyxml-debugsource - update to 2.6.2-150000.3.6.1
tinyxml-devel - update to 2.6.2-150000.3.6.1
libtinyxml0-debuginfo - update to 2.6.2-150000.3.6.1
libtinyxml0 - update to 2.6.2-150000.3.6.1

• https://sourceforge.net/p/tinyxml/git/ci/master/tree/tinyxmlparser.cpp
• https://www.forescout.com/resources/sierra21-vulnerabilities

• Denial of service in TinyXML
• SUSE update for tinyxml
• Fedora 40 update for tinyxml
• Fedora 39 update for tinyxml
• Fedora 38 update for tinyxml
• Ubuntu update for tinyxml
• Fedora EPEL 8 update for tinyxml
• Fedora EPEL 9 update for tinyxml
• openEuler update for tinyxml