Denial of Service Vulnerability in Samba's LDAP Server
CVE-2018-14629

6.5MEDIUM

Key Information:

Vendor

[unknown]

Status
Samba
Vendor
CVE Published:
28 November 2018

What is CVE-2018-14629?

A vulnerability affecting Samba's LDAP server prior to versions 4.7.12, 4.8.7, and 4.9.3 allows an unprivileged local attacker to exploit a CNAME loop. This could result in infinite recursion within the server, ultimately leading to a denial of service condition. Attackers can create malicious entries to exploit this weakness, thus disrupting service availability.

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Affected Version(s)

samba 4.7.12

samba 4.8.7

samba 4.9.3

References

https://usn.ubuntu.com/3827-2/
vendor-advisoryx_refsource_UBUNTU
https://usn.ubuntu.com/3827-1/
vendor-advisoryx_refsource_UBUNTU
http://www.securityfocus.com/bid/106022
vdb-entryx_refsource_BID

EPSS Score

13% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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