Access of uninitialized pointer in Arena - CVE-2019-13527

 

Access of uninitialized pointer in Arena - CVE-2019-13527

Published: September 25, 2019 / Updated: October 30, 2019


Vulnerability identifier: #VU21330
CSH Severity: High
CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2019-13527
CWE-ID: CWE-824
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to execute arbitrary code.
The vulnerability exists due to the affected software accesses or uses a pointer that has not been initialized. A remote attacker can trick a victim to open a specially crafted Arena file, which results in the use of a pointer that has not been initialized and execute arbitrary code on the target system.


Affected software

Arena
Amazon Linux AMI
Arch Linux
Gentoo Linux
Red Hat Enterprise Linux for x86_64
Red Hat Enterprise Linux for IBM z Systems
Opensuse
libgcrypt (Alpine package)
Red Hat Enterprise Linux Server for x86_64 - Update Services for SAP Solutions

How to mitigate CVE-2019-13527

Install updates from vendor's website.

Arena - update to 16.00.01
libgcrypt (Alpine package) - update to 1.8.3-r2

External References

Related Security Bulletins