#VU67054 Input validation error in Poppler - CVE-2022-27337


Vulnerability identifier: #VU67054

Vulnerability risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2022-27337

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Poppler
Client/Desktop applications / Office applications

Vendor: Freedesktop.org

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input within the Hints::Hints() function when processing PDF files. A remote attacker can pass specially crafted PDF file to the application and perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Poppler: 20.08.0 - 22.02.0


External links
http://gitlab.freedesktop.org/poppler/poppler/-/issues/1230
http://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KOTDUXJOKDYO4I7MKHLT5NBGTN5E7FHQ/
http://www.debian.org/security/2022/dsa-5224


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.


Latest bulletins with this vulnerability