Fedora 34 update for logrotate



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-1348
CWE-ID CWE-276
Exploitation vector Local
Public exploit N/A
Vulnerable software
 Fedora
Operating systems & Components / Operating system

logrotate
Operating systems & Components / Operating system package or component

Vendor Fedoraproject

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Incorrect default permissions

EUVDB-ID: #VU63693

Risk: Low

CVSSv4.0: 1.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-1348

CWE-ID: CWE-276 - Incorrect Default Permissions

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to the way logrotate uses the state file. When the state file does not exist, it is created with world-readable permission, allowing an unprivileged user to lock the state file, stopping any rotation.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Fedora: 34

logrotate: before 3.18.0-5.fc34

CPE2.3 External links

https://bodhi.fedoraproject.org/updates/FEDORA-2022-14f7b1a698


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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