Samba: heap buffer overflow with freshness tokens in the heimdal kdc
CVE-2023-5568

5.9MEDIUM

Key Information:

Vendor

Red Hat
Status
Red Hat Enterprise Linux 6
Red Hat Enterprise Linux 7
Red Hat Enterprise Linux 8
Red Hat Enterprise Linux 9
Vendor
CVE Published:
25 October 2023

What is CVE-2023-5568?

A heap-based Buffer Overflow flaw was discovered in Samba. It could allow a remote, authenticated attacker to exploit this vulnerability to cause a denial of service.

References

https://access.redhat.com/security/cve/CVE-2023-5568
vdb-entryx_refsource_REDHAT
https://bugzilla.redhat.com/show_bug.cgi?id=2245174
issue-trackingx_refsource_REDHAT
https://bugzilla.samba.org/show_bug.cgi?id=15491

EPSS Score

7% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
5.9
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.
CVE-2023-5568 : Samba: heap buffer overflow with freshness tokens in the heimdal kdc