Denial of service in FreeIPA



Published: 2024-03-06
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-1481
CWE-ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		FreeIPA
Other software / Other software solutions

Vendor freeipa.org

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Input validation error

EUVDB-ID: #VU87167

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-1481

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of Kerberos principal name in rpcserver before running kinit. A remote attacker can send a specially crated HTTP request to the "/sip/session/login_password" endpoint and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

FreeIPA: 4.10.0 - 4.11.1

External links

http://pagure.io/freeipa/c/404fe1018e08e546fd14c83741e00b900c1cd208
http://pagure.io/freeipa/issue/9541
http://bugzilla.redhat.com/show_bug.cgi?id=2262169
http://bugzilla.redhat.com/show_bug.cgi?id=2265129


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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