Information disclosure in Artifex Ghostscript



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2018-11645
CWE-ID CWE-200
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Ghostscript
Universal components / Libraries / Libraries used by multiple products

Vendor Artifex Software, Inc.

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Information disclosure

EUVDB-ID: #VU13177

Risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2018-11645

CWE-ID: CWE-200 - Information exposure

Exploit availability: No

Description

The vulnerability allows a remote attacker to obtain potentially sensitive information.

The vulnerability exists in the psi/zfile.c code of Artifex Software Ghostscript due to improper security restrictions. A remote attacker can trick the victim into opening a specially crafted file that submits malicious input and access sensitive information, such as the existence and size of files. 

Mitigation

Update to version 9.21.

Vulnerable software versions

Ghostscript: 5.50 - 9.20

CPE2.3 External links

https://bugs.ghostscript.com/show_bug.cgi?id=697193


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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