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CVE-2016-2124

MEDIUMCVSS 5.9/10EPSS 1.76%

Last modified

CVE-2016-2124 is a medium-severity vulnerability rated 5.9/10 on the CVSS scale. 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.. EPSS estimates a 1.76% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1
5.9/10

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS Probability
1.76%

75.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
SambaSamba>= 3.0.0, < 4.13.14
SambaSamba>= 4.14.0, < 4.14.10
SambaSamba>= 4.15.0, < 4.15.2
DebianDebian Linux9.0
DebianDebian Linux10.0
FedoraprojectFedora33
FedoraprojectFedora34
FedoraprojectFedora35
RedhatCodeready Linux BuilderAll versions
RedhatGluster Storage3.0
RedhatGluster Storage3.5
RedhatOpenstack13
RedhatOpenstack16.1
RedhatOpenstack16.2
RedhatVirtualization Host4.0
RedhatEnterprise Linux7.0
RedhatEnterprise Linux8.0
RedhatEnterprise Linux Desktop7.0
RedhatEnterprise Linux Eus8.2
RedhatEnterprise Linux Eus8.4
RedhatEnterprise Linux For Ibm Z Systems7.0
RedhatEnterprise Linux For Ibm Z Systems8.0
RedhatEnterprise Linux For Ibm Z Systems Eus8.2
RedhatEnterprise Linux For Ibm Z Systems Eus8.4
RedhatEnterprise Linux For Power Big Endian7.0
RedhatEnterprise Linux For Power Little Endian7.0
RedhatEnterprise Linux For Power Little Endian8.0
RedhatEnterprise Linux For Power Little Endian Eus8.2
RedhatEnterprise Linux For Power Little Endian Eus8.4
RedhatEnterprise Linux For Scientific Computing7.0
RedhatEnterprise Linux Resilient Storage7.0
RedhatEnterprise Linux Server7.0
RedhatEnterprise Linux Server Aus8.2
RedhatEnterprise Linux Server Aus8.4
RedhatEnterprise Linux Server Tus8.4
RedhatEnterprise Linux Server Update Services For Sap Solutions8.2
RedhatEnterprise Linux Server Update Services For Sap Solutions8.4
RedhatEnterprise Linux Tus8.2
RedhatEnterprise Linux Workstation7.0
CanonicalUbuntu Linux18.04
CanonicalUbuntu Linux20.04
CanonicalUbuntu Linux21.04
CanonicalUbuntu Linux21.10

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2016-2124?
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.
How severe is CVE-2016-2124?
CVE-2016-2124 has a CVSS score of 5.9/10 (MEDIUM severity). The EPSS model estimates a 1.76% probability of exploitation in the next 30 days.
How do I fix CVE-2016-2124?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2016-2124?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST