Information disclosure in pesign



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-3560
CWE-ID CWE-61
Exploitation vector Local
Public exploit N/A
Vulnerable software
 pesign
Universal components / Libraries / Libraries used by multiple products

Vendor Red Hat Bootloader Team

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) UNIX symbolic link following

EUVDB-ID: #VU72572

Risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-3560

CWE-ID: CWE-61 - UNIX Symbolic Link (Symlink) Following

Exploit availability: No

Description

The vulnerability allows a local user to read privileges files on the system.

The vulnerability exists due to a symlink following issue. A local user can create a specially crafted symbolic link to a critical file on the system and view it.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

pesign: 0.2 - 115

CPE2.3 External links

https://bugzilla.redhat.com/show_bug.cgi?id=2135420#c0


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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



###SIDEBAR###