Denial of service in Poppler



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-27337
CWE-ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Poppler
Client/Desktop applications / Office applications

Vendor Freedesktop.org

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Input validation error

EUVDB-ID: #VU67054

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-27337

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

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

CPE2.3 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.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website or open a file.

Is there known malware, which exploits this vulnerability?

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



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