CVE-2016-2124 Information disclosure in samba

What is CVE-2016-2124?

CVE-2016-2124 is a medium-severity vulnerability in Canonical Ubuntu Linux, published on 18 Feb 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A flaw was found in the way samba implemented SMB1 authentication. An attacker could use this flaw to retrieve the plaintext password sent over the wire even if Kerberos authentication was required.

Weakness: CWE-287

Which versions are affected by CVE-2016-2124?

It affects 24 products.

Products include Canonical Ubuntu Linux, Debian Debian Linux, Fedoraproject Fedora, Redhat Codeready Linux Builder, Redhat Enterprise Linux, Redhat Enterprise Linux Desktop and 18 more.

How do I fix CVE-2016-2124?

Apply the vendor's patch.

Is CVE-2016-2124 being exploited?

There is no known exploitation of CVE-2016-2124 in the wild and no public exploit code.

Other vulnerabilities in Canonical Ubuntu Linux

• CVE-2020-11651 SaltStack Salt Authentication Bypass Exploited Critical 9.8
• CVE-2020-7247 OpenSMTPD Remote Code Execution Exploited Critical 9.8
• CVE-2019-16928 Exim Out-of-bounds Write Exploited Critical 9.8
• CVE-2018-6789 Exim Buffer Overflow Exploited Critical 9.8
• CVE-2015-2590 Oracle Java SE and Java SE Embedded Remote Code Execution Exploited Critical 9.8

All Canonical Ubuntu Linux vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as ALPINE-CVE-2016-2124, AZL-36986, AZL-8649, DEBIAN-CVE-2016-2124, ECHO-e919-1845-5db0, GHSA-p5c7-5xj7-x9vv and 1 more.