#VU36388 NULL pointer dereference in podofo - CVE-2018-19532

Vulnerability identifier: #VU36388

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-2018-19532

CWE-ID: CWE-476

Exploitation vector: Network

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 in the function PdfTranslator::setTarget() in pdftranslator.cpp of PoDoFo 0.9.6, while creating the PdfXObject, as demonstrated by podofoimpose. It allows an attacker to cause Denial of Service. 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

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External links
https://research.loginsoft.com/bugs/null-pointer-dereference-vulnerability-in-pdftranslatorsettarget-podofo-0-9-6/
https://sourceforge.net/p/podofo/tickets/32/

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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.