CVE-2016-0771
high-risk
Published 2016-03-13
The internal DNS server in Samba 4.x before 4.1.23, 4.2.x before 4.2.9, 4.3.x before 4.3.6, and 4.4.x before 4.4.0rc4, when an AD DC is configured, allows remote authenticated users to cause a denial of service (out-of-bounds read) or possibly obtain sensitive information from process memory by uploading a crafted DNS TXT record.
Do I need to act?
~
5.7% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.9/10
Medium
NETWORK
/ HIGH complexity
Affected Products (20)
Affected Vendors
References (16)
Vendor Advisory
https://www.samba.org/samba/security/CVE-2016-0771.html
Vendor Advisory
https://www.samba.org/samba/security/CVE-2016-0771.html
55
/ 100
high-risk
Severity
18/34 · Moderate
Exploitability
9/34 · Low
Exposure
28/34 · Critical