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CVE-2013-6442

UnknownEPSS 4.10%

Last modified

CVE-2013-6442 is a vulnerability of currently unknown severity. The owner_set function in smbcacls.c in smbcacls in Samba 4.0.x before 4.0.16 and 4.1.x before 4.1.6 removes an ACL during use of a --chown or --chgrp option, which allows remote attackers to bypass intended access restrictions in opportunistic circumstances by leveraging an unintended administrative change.. EPSS estimates a 4.10% chance of exploitation in the next 30 days.

Description

The owner_set function in smbcacls.c in smbcacls in Samba 4.0.x before 4.0.16 and 4.1.x before 4.1.6 removes an ACL during use of a --chown or --chgrp option, which allows remote attackers to bypass intended access restrictions in opportunistic circumstances by leveraging an unintended administrative change.

Metrics

EPSS Probability
4.10%

89.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
SambaSamba4.1.0
SambaSamba4.1.1
SambaSamba4.1.2
SambaSamba4.1.3
SambaSamba4.1.4
SambaSamba4.1.5
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

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2013-6442?
The owner_set function in smbcacls.c in smbcacls in Samba 4.0.x before 4.0.16 and 4.1.x before 4.1.6 removes an ACL during use of a --chown or --chgrp option, which allows remote attackers to bypass intended access restrictions in opportunistic circumstances by leveraging an unintended administrative change.
How severe is CVE-2013-6442?
Severity scoring for CVE-2013-6442 is pending analysis. The EPSS model estimates a 4.10% probability of exploitation in the next 30 days.
How do I fix CVE-2013-6442?
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-2013-6442?

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

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Source: NVD / NIST