Privilege escalation in Relax-and-Recover



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-23301
CWE-ID CWE-276
Exploitation vector Local
Public exploit N/A
Vulnerable software
 Relax-and-Recover
Client/Desktop applications / Software for system administration

Vendor Relax-and-Recover

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Incorrect default permissions

EUVDB-ID: #VU85736

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-23301

CWE-ID: CWE-276 - Incorrect Default Permissions

Exploit availability: No

Description

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

The vulnerability exists due to software creates a world-readable initrd when using GRUB_RESCUE=y. A local user with access to the system can gain access to system secrets otherwise only readable by root.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Relax-and-Recover: 1.11.0 - 2.7

CPE2.3 External links

https://github.com/rear/rear/issues/3122
https://github.com/rear/rear/pull/3123


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.



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