Resource exhaustion in Samba
CVE-2018-14629
A denial of service vulnerability was discovered in Samba's LDAP server before versions 4.7.12, 4.8.7, and 4.9.3. A CNAME loop could lead to infinite recursion in the server. An unprivileged local attacker could create such an entry, leading to denial of service.
Vulnerability class: DoS (Denial of Service)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.052 (92.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 92nd percentile — 92.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.052 · newest: 0.052 · change: 0.000
Affected products
- Samba
- [Unknown] Samba — versions 4.9.3, 4.8.7, 4.7.12
- Canonical Ubuntu Linux — versions 12.04, 14.04, 16.04
- Debian Linux — versions 8.0, 9.0
Weakness classification (CWE)
References
- usn.ubuntu.com/3827-2/ (vendor-advisory, Third Party Advisory)
- usn.ubuntu.com/3827-1/ (vendor-advisory, Third Party Advisory)
- www.securityfocus.com/bid/106022 (VDB Entry, Third Party Advisory, vdb-entry)
- security.netapp.com/advisory/ntap-20181127-0001/ (Third Party Advisory)
- lists.debian.org/debian-lts-announce/2018/12/msg00005.html (mailing-list, Mailing List, Third Party Advisory)
- bugzilla.redhat.com/show_bug.cgi (Exploit, Third Party Advisory, Issue Tracking)
- www.debian.org/security/2018/dsa-4345 (vendor-advisory, Third Party Advisory)
- www.samba.org/samba/security/CVE-2018-14629.html (Patch, Vendor Advisory)
- security.gentoo.org/glsa/202003-52 (vendor-advisory)
Frequently asked questions
- What is CVE-2018-14629?
- CVE-2018-14629 is a medium-severity vulnerability in Samba, classified under Uncontrolled Resource Consumption. CVSS score: 6.5/10. Published 2018-11-28.
- How severe is CVE-2018-14629?
- Medium severity. CVSS v3 base score is 6.5 out of 10.