Medium severity · published Dec 29, 2015
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,…
5.3
CVSS
6.9%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)6.9% · higher than 94% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SA
Samba · Samba
4.0.0; 4.0.1; 4.0.2; 4.0.3; 4.0.4; 4.0.5; +34 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2015-3223
CVE.org
https://www.cve.org/CVERecord?id=CVE-2015-3223
lists.fedoraproject.org
http://lists.fedoraproject.org/pipermail/package-announce/2015-December/174076.html
lists.fedoraproject.org
http://lists.fedoraproject.org/pipermail/package-announce/2015-December/174391.html
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00019.html
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00020.html
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00032.html
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00033.html
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