Strix
26.1K

CVE-2016-0771

UnknownEPSS 2.76%

Last modified

CVE-2016-0771 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 2.76% chance of exploitation in the next 30 days.

Description

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.

Metrics

EPSS Probability
2.76%

84.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersionsUpdate
SambaSamba4.0.0—
SambaSamba4.0.1—
SambaSamba4.0.2—
SambaSamba4.0.3—
SambaSamba4.0.4—
SambaSamba4.0.5—
SambaSamba4.0.6—
SambaSamba4.0.7—
SambaSamba4.0.8—
SambaSamba4.0.9—
SambaSamba4.0.10—
SambaSamba4.0.11—
SambaSamba4.0.12—
SambaSamba4.0.13—
SambaSamba4.0.14—
SambaSamba4.0.15—
SambaSamba4.0.16—
SambaSamba4.0.17—
SambaSamba4.0.18—
SambaSamba4.0.19—
SambaSamba4.0.20—
SambaSamba4.0.21—
SambaSamba4.0.22—
SambaSamba4.0.23—
SambaSamba4.0.24—
SambaSamba4.1.0—
SambaSamba4.1.1—
SambaSamba4.1.2—
SambaSamba4.1.3—
SambaSamba4.1.4—
SambaSamba4.1.5—
SambaSamba4.1.6—
SambaSamba4.1.7—
SambaSamba4.1.8—
SambaSamba4.1.9—
SambaSamba4.1.10—
SambaSamba4.1.11—
SambaSamba4.1.12—
SambaSamba4.1.13—
SambaSamba4.1.14—
SambaSamba4.1.15—
SambaSamba4.1.16—
SambaSamba4.1.17—
SambaSamba4.1.18—
SambaSamba4.1.19—
SambaSamba4.1.20—
SambaSamba4.1.21—
SambaSamba4.1.22—
SambaSamba4.2.0Rc1
SambaSamba4.2.1—

Showing 50 of 64 affected configurations. See NVD for the full list.

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2016-0771?
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.
How severe is CVE-2016-0771?
Severity scoring for CVE-2016-0771 is pending analysis. The EPSS model estimates a 2.76% probability of exploitation in the next 30 days.
How do I fix CVE-2016-0771?
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-2016-0771?

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

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Source: NVD / NIST