#VU85736 Incorrect default permissions in Relax-and-Recover - CVE-2024-23301

Vulnerability identifier: #VU85736

Vulnerability 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

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Relax-and-Recover
Client/Desktop applications / Software for system administration

Vendor: Relax-and-Recover

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

---

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.