Out-of-bounds write in PDFResurrect - CVE-2020-9549
Published: March 3, 2020
Vulnerability identifier: #VU25751
CSH Severity: High
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-2020-9549
CWE-ID: CWE-787
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a boundary error when processing untrusted input in the "get_type()" function in "pdf.c" file. A remote attacker can create a specially crafted PDF document, trick the victim into opening it using the affected software, trigger out-of-bounds write and execute arbitrary code on the target system.
Affected software
PDFResurrect
Ubuntu
pdfresurrect (Ubuntu package)
Ubuntu
pdfresurrect (Ubuntu package)
How to mitigate CVE-2020-9549
Install updates from vendor's website.
pdfresurrect (Ubuntu package) - update to 0.12-6ubuntu0.2