#VU34932 NULL pointer dereference in podofo - CVE-2019-20093

Vulnerability identifier: #VU34932

Vulnerability risk: Medium

CVSSv4.0: 4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2019-20093

CWE-ID: CWE-476

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
podofo
Other software / Other software solutions

Vendor: podofo.sourceforge.net

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. A remote attacker can trigger denial of service conditions via a crafted file, because of ImageExtractor.cpp.

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

Vulnerable software versions

podofo: 0.9.6

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External links
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CTB2J5XWOEGAJYR2N66GAECUIKDG6O2S/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XHFOCBZCF3GX7A6FWE3JM7P37TQWGINJ/
https://sourceforge.net/p/podofo/tickets/75/

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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