Use After Free in Samba
CVE-2020-10760
A use-after-free flaw was found in all samba LDAP server versions before 4.10.17, before 4.11.11, before 4.12.4 used in a AC DC configuration. A Samba LDAP user could use this flaw to crash samba.
Vulnerability class: Use-After-Free
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.027 (85.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 85th percentile — 85.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.027 · newest: 0.027 · change: 0.000
Affected products
- Samba
- Canonical Ubuntu Linux — versions 18.04, 19.10, 20.04
- Fedoraproject Fedora — versions 31
- openSUSE Leap — versions 15.1, 15.2
- Samba — versions All Samba versions before 4.10.17, 4.11.11, 4.12.4
Weakness classification (CWE)
References
- bugzilla.redhat.com/show_bug.cgi
- www.samba.org/samba/security/CVE-2020-10760.html (Vendor Advisory)
- usn.ubuntu.com/4409-1/ (vendor-advisory, Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.opensuse.org/opensuse-security-announce/2020-07/msg00030.html (vendor-advisory, Mailing List, Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2020-07/msg00054.html (vendor-advisory, Mailing List, Third Party Advisory)
- security.gentoo.org/glsa/202007-15 (vendor-advisory)
- lists.opensuse.org/opensuse-security-announce/2020-09/msg00002.html (vendor-advisory)
- lists.debian.org/debian-lts-announce/2020/11/msg00041.html (mailing-list)
Frequently asked questions
- What is CVE-2020-10760?
- CVE-2020-10760 is a medium-severity vulnerability in Samba, classified under Use After Free. CVSS score: 6.5/10. Published 2020-07-06.
- How severe is CVE-2020-10760?
- Medium severity. CVSS v3 base score is 6.5 out of 10.