#VU36101 NULL pointer dereference in podofo and Fedora - CVE-2019-9199

Vulnerability identifier: #VU36101

Vulnerability risk: High

CVSSv4.0: 6.1 [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: Network

Exploit availability: No

Vulnerable software:
podofo
Other software / Other software solutions
Fedora
Operating systems & Components / Operating system

Vendor: podofo.sourceforge.net
Fedoraproject

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.

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

Vulnerable software versions

podofo: 0.9.6

Fedora: 0.9.6 - 30

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External links
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/

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.