Remote code execution in Xpdf



Published: 2019-09-09 | Updated: 2023-08-15
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-16115
CWE-ID CWE-121
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		xpdf
Client/Desktop applications / Office applications

Vendor

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Stack-based buffer overflow

EUVDB-ID: #VU79509

Risk: High

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-16115

CWE-ID: CWE-121 - Stack-based buffer overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing PDF files within the IdentityFunction::transform() function in Function.cc. A remote unauthenticated attacker can pass a specially crafted PDF file the the affected application, trigger a stack-based buffer overflow and execute arbitrary code on the target system.


Mitigation

Install updates from vendor's website.

Vulnerable software versions

xpdf: before 4.0.2

External links

http://forum.xpdfreader.com/viewtopic.php?f=3&t=41872


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.



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