Vulnerability · Published Dec 3, 2020 · Assigned by redhat
CVE-2020-14318
Medium 4.3
In plain English
A medium-severity security flaw in samba. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.5% (higher than 75% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)4.3Medium
Exploit odds (30 days)1.5%top 25.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
A flaw was found in the way samba handled file and directory permissions. An authenticated user could use this flaw to gain access to certain file and directory information which otherwise would be unavailable to the attacker.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux:8 | libsmbclient-devel | 4.13.3-3.el8 | ALSA-2021:1647 |
| AlmaLinux:8 | libwbclient-devel | 4.13.3-3.el8 | ALSA-2021:1647 |
| AlmaLinux:8 | openchange | 2.3-27.el8 | ALSA-2021:1647 |
| AlmaLinux:8 | samba-devel | 4.13.3-3.el8 | ALSA-2021:1647 |
| Alpine:v3.20 | samba | 4.12.9-r0 | ALPINE-CVE-2020-14318 |
| Alpine:v3.21 | samba | 4.12.9-r0 | ALPINE-CVE-2020-14318 |
| Alpine:v3.22 | samba | 4.12.9-r0 | ALPINE-CVE-2020-14318 |
| Alpine:v3.23 | samba | 4.12.9-r0 | ALPINE-CVE-2020-14318 |
| Alpine:v3.24 | samba | 4.12.9-r0 | ALPINE-CVE-2020-14318 |
| Debian:12 | samba | 2:4.13.2+dfsg-2 | DEBIAN-CVE-2020-14318 |
| Debian:13 | samba | 2:4.13.2+dfsg-2 | DEBIAN-CVE-2020-14318 |
| Debian:14 | samba | 2:4.13.2+dfsg-2 | DEBIAN-CVE-2020-14318 |
| Rocky Linux:8 | openchange | 0:2.3-27.el8 | RLSA-2021:1647 |
| Rocky Linux:8 | samba | 0:4.13.3-3.el8 | RLSA-2021:1647 |
Affected products (as reported)
Weakness: CWE-266 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N