CVE-2017-7494
samba - security update
9.8
CRITICAL
CVSS 3.1
⚠ KEVEPSS 94.2%
Description
Samba since version 3.5.0 and before 4.6.4, 4.5.10 and 4.4.14 is vulnerable to remote code execution vulnerability, allowing a malicious client to upload a shared library to a writable share, and then cause the server to load and execute it.
How to fix CVE-2017-7494
To remediate CVE-2017-7494, upgrade the affected package to a fixed version below.
- —upgrade to 4.2.14-r3 or later
- —upgrade to 2:4.5.8+dfsg-2 or later
- —upgrade to 2:3.6.6-6+deb7u13 or later
- —upgrade to 2:4.2.14+dfsg-0+deb8u6 or later
Is CVE-2017-7494 being exploited?
Yes — CVE-2017-7494 is on the CISA Known Exploited Vulnerabilities (KEV) catalog. Patch immediately.
Affected packages (4)
- from 0, < 4.2.14-r3
- from 0, < 2:4.5.8+dfsg-2
- from 0, < 2:3.6.6-6+deb7u13
- from 0, < 2:4.2.14+dfsg-0+deb8u6
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |