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CVE-2015-3223

UnknownEPSS 6.75%

Last modified

CVE-2015-3223 is a vulnerability of currently unknown severity. The ldb_wildcard_compare function in ldb_match.c in ldb before 1.1.24, as used in the AD LDAP server in Samba 4.x before 4.1.22, 4.2.x before 4.2.7, and 4.3.x before 4.3.3, mishandles certain zero values, which allows remote attackers to cause a denial of service (infinite loop) via crafted packets.. EPSS estimates a 6.75% chance of exploitation in the next 30 days.

Description

The ldb_wildcard_compare function in ldb_match.c in ldb before 1.1.24, as used in the AD LDAP server in Samba 4.x before 4.1.22, 4.2.x before 4.2.7, and 4.3.x before 4.3.3, mishandles certain zero values, which allows remote attackers to cause a denial of service (infinite loop) via crafted packets.

Metrics

EPSS Probability
6.75%

93.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
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
SambaSamba4.2.0
SambaSamba4.2.1
SambaSamba4.2.2

Showing 50 of 57 affected configurations. See NVD for the full list.

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2015-3223?
The ldb_wildcard_compare function in ldb_match.c in ldb before 1.1.24, as used in the AD LDAP server in Samba 4.x before 4.1.22, 4.2.x before 4.2.7, and 4.3.x before 4.3.3, mishandles certain zero values, which allows remote attackers to cause a denial of service (infinite loop) via crafted packets.
How severe is CVE-2015-3223?
Severity scoring for CVE-2015-3223 is pending analysis. The EPSS model estimates a 6.75% probability of exploitation in the next 30 days.
How do I fix CVE-2015-3223?
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-2015-3223?

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

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Source: NVD / NIST