Strix
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CVE-2016-2115

UnknownEPSS 10.27%

Last modified

CVE-2016-2115 is a vulnerability of currently unknown severity. Samba 3.x and 4.x before 4.2.11, 4.3.x before 4.3.8, and 4.4.x before 4.4.2 does not require SMB signing within a DCERPC session over ncacn_np, which allows man-in-the-middle attackers to spoof SMB clients by modifying the client-server data stream.. EPSS estimates a 10.27% chance of exploitation in the next 30 days.

Description

Samba 3.x and 4.x before 4.2.11, 4.3.x before 4.3.8, and 4.4.x before 4.4.2 does not require SMB signing within a DCERPC session over ncacn_np, which allows man-in-the-middle attackers to spoof SMB clients by modifying the client-server data stream.

Metrics

EPSS Probability
10.27%

95.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersionsUpdate
CanonicalUbuntu Linux14.04—
CanonicalUbuntu Linux15.10—
CanonicalUbuntu Linux16.04—
SambaSamba3.0.0—
SambaSamba3.0.1—
SambaSamba3.0.2—
SambaSamba3.0.2a—
SambaSamba3.0.3—
SambaSamba3.0.4—
SambaSamba3.0.5—
SambaSamba3.0.6—
SambaSamba3.0.7—
SambaSamba3.0.8—
SambaSamba3.0.9—
SambaSamba3.0.10—
SambaSamba3.0.11—
SambaSamba3.0.12—
SambaSamba3.0.13—
SambaSamba3.0.14—
SambaSamba3.0.14a—
SambaSamba3.0.15—
SambaSamba3.0.16—
SambaSamba3.0.17—
SambaSamba3.0.18—
SambaSamba3.0.19—
SambaSamba3.0.20—
SambaSamba3.0.20a—
SambaSamba3.0.20b—
SambaSamba3.0.21—
SambaSamba3.0.21a—
SambaSamba3.0.21b—
SambaSamba3.0.21c—
SambaSamba3.0.22—
SambaSamba3.0.23—
SambaSamba3.0.23a—
SambaSamba3.0.23b—
SambaSamba3.0.23c—
SambaSamba3.0.23d—
SambaSamba3.0.24—
SambaSamba3.0.25—
SambaSamba3.0.25a—
SambaSamba3.0.25b—
SambaSamba3.0.25c—
SambaSamba3.0.26—
SambaSamba3.0.26a—
SambaSamba3.0.27—
SambaSamba3.0.28—
SambaSamba3.0.29—
SambaSamba3.0.30—
SambaSamba3.0.31—

Showing 50 of 225 affected configurations. See NVD for the full list.

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2016-2115?
Samba 3.x and 4.x before 4.2.11, 4.3.x before 4.3.8, and 4.4.x before 4.4.2 does not require SMB signing within a DCERPC session over ncacn_np, which allows man-in-the-middle attackers to spoof SMB clients by modifying the client-server data stream.
How severe is CVE-2016-2115?
Severity scoring for CVE-2016-2115 is pending analysis. The EPSS model estimates a 10.27% probability of exploitation in the next 30 days.
How do I fix CVE-2016-2115?
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-2016-2115?

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

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Source: NVD / NIST