Out-of-bounds read in xpdf - CVE-2019-12493
Published: July 29, 2019
Vulnerability identifier: #VU19555
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/U:Clear
CVE-ID: CVE-2019-12493
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Glyph & Cog
Affected software:
xpdf
xpdf
Detailed vulnerability description
The vulnerability allows a remote attacker to perform denial of service (DoS) attack.
The vulnerability exists due to a boundary condition within the PostScriptFunction::transform() function in Function.cc. A remote attacker can create a specially crafted PDF file, trick the victim into opening it, trigger stack-based out-of-bounds read error and crash the application.
How to mitigate CVE-2019-12493
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.