CVE-2015-3223

Home/CVE/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

CVE

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

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.

MEDIUM · CVSS 5.3 EPSS 0.20255

Schedule remediation

EPSS ≥ 0.10 - elevated exploitation probability
EPSS percentile: top 4% of all CVEs by exploitation likelihood

Sigma rules0 YARA rules0

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Affected Products & Versions

sambaall versions

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Scoring & Timeline

5.3

MEDIUM · CVSS v3.0 · secalert@redhat.com

View on NVD

Attack Vector

Network Adjacent Local Physical

Attack Complexity

Low High

Privileges Required

None Low High

User Interaction

None Required

Scope

Unchanged Changed

Confidentiality

None Low High

Integrity

None Low High

Availability

None Low High

Published to NVD29 Dec 2015 · 10:59 PM

CVSS VectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

⚑

Vendor Advisories

suse-csafopenSUSE-SU-2024:10069-1
suse-csafopenSUSE-SU-2024:10074-1
usnUSN-2856-1
usnUSN-2855-1
suse-csafSUSE-SU-2015:2304-1
Show all 8 vendor advisoriessuse-csafSUSE-SU-2015:2305-1
rhsaRHSA-2016:0009Moderate
rhsaRHSA-2016:0014Moderate

🔗

References & Sources

Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.

http://lists.fedoraproject.org/pipermail/package-announce/2015-December/174076.html

http://lists.fedoraproject.org/pipermail/package-announce/2015-December/174391.html

http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00019.html

http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00020.html

http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00032.html

http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00033.html

Show all 19 references

http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00042.html

http://www.debian.org/security/2016/dsa-3433

http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html

http://www.securityfocus.com/bid/79731

http://www.securitytracker.com/id/1034493

http://www.ubuntu.com/usn/USN-2855-1

http://www.ubuntu.com/usn/USN-2855-2

http://www.ubuntu.com/usn/USN-2856-1

https://bugzilla.redhat.com/show_bug.cgi?id=1290287

https://git.samba.org/?p=samba.git

https://security.gentoo.org/glsa/201612-47

https://www.samba.org/samba/security/CVE-2015-3223.htmlVendor Advisory

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