Heap-based buffer overflow in podofo - CVE-2017-6843
Published: March 15, 2017 / Updated: August 4, 2020
Vulnerability identifier: #VU33545
CSH Severity: Medium
CVSS v4: 8.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2017-6843
CWE-ID: CWE-122
Exploitation vector: Local 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 in Heap-based buffer overflow in the PoDoFo::PdfVariant::DelayedLoad function in PdfVariant.h in PoDoFo 0.9.4. A remote attacker can use a crafted file. to 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
podofo (Alpine package)
mingw-podofo
Fedora
podofo (Alpine package)
mingw-podofo
Fedora
How to mitigate CVE-2017-6843
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.
podofo (Alpine package) - update to 0.9.5-r0
mingw-podofo - addressed in versions 0.9.5-6.fc27, 0.9.5-6.fc28
mingw-podofo - addressed in versions 0.9.5-6.fc27, 0.9.5-6.fc28