NULL pointer dereference in podofo and Fedora - CVE-2019-9199
Published: February 27, 2019 / Updated: August 8, 2020
Vulnerability identifier: #VU36101
CSH Severity: High
CVSS v4.0: 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/E:U/U:Amber
CVE-ID: CVE-2019-9199
CWE-ID: CWE-476
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: podofo.sourceforge.net
Fedoraproject
Fedoraproject
Affected software:
podofo
Fedora
podofo
Fedora
Detailed vulnerability description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error in pdftranslator.cpp in PoDoFo 0.9.6 has a NULL pointer dereference that can (for example) be triggered by sending a crafted PDF file to the podofoimpose binary. It allows an attacker to cause Denial of Service (Segmentation fault) or possibly have unspecified other impact. A remote attacker can perform a denial of service (DoS) attack.
How to mitigate CVE-2019-9199
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.
Sources
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CIC2EXSSMBT3MY2HY42IIY4BUQS2SVYB/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NTJ5AAM6Y4NMSELEH7N5ZG4DNO56BCYF/
- https://research.loginsoft.com/bugs/null-pointer-dereference-vulnerability-in-setsource-podofo-0-9-6-trunk-r1967/
- https://sourceforge.net/p/podofo/tickets/40/