Heap-based buffer overflow in podofo and Fedora - CVE-2019-9687

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Main Vulnerability Database Vulnerabilities #VU36078

Heap-based buffer overflow in podofo and Fedora - CVE-2019-9687

Published: March 11, 2019 / Updated: August 8, 2020


Vulnerability identifier: #VU36078
CSH Severity: High
CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2019-9687
CWE-ID: CWE-122
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within the PdfString::ConvertUTF16toUTF8 in base/PdfString.cpp. A remote attacker can create a specially crafted file, trick the victim into opening it, trigger heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


Affected software

podofo
Fedora
Arch Linux
podofo (Alpine package)
podofo
mingw-podofo

How to mitigate CVE-2019-9687

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

podofo (Alpine package) - update to 0.9.7-r0
podofo - addressed in versions 0.9.6-6.fc29, 0.9.6-6.fc30
mingw-podofo - addressed in versions 0.9.6-8.fc29, 0.9.6-8.fc30

External References

Related Security Bulletins