Risk | Medium |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2023-39975 |
CWE-ID | CWE-415 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software Subscribe |
Kerberos 5 Client/Desktop applications / Software for system administration |
Vendor | MIT |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
EUVDB-ID: #VU79344
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-2023-39975
CWE-ID:
CWE-415 - Double Free
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary error within the free_req_info(). A remote attacker send a specially crafted request to trigger a double free error and perform a denial of service (DoS) attack.
Install updates from vendor's website.
Vulnerable software versionsKerberos 5: 1.0 - 1.21.1
External linkshttp://github.com/krb5/krb5/pull/1312
http://bugzilla.redhat.com/show_bug.cgi?id=2229113
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.