Detections
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Echo: samba: security update to 2:3.4.7~dfsg-2

high Tenable Cloud Security Plugin ID 464380

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

 - smbfs in Samba 3.5.8 and earlier attempts to use (1) mount.cifs to append to the /etc/mtab file and (2)
 umount.cifs to append to the /etc/mtab.tmp file without first checking whether resource limits would
 interfere, which allows local users to trigger corruption of the /etc/mtab file via a process with a small
 RLIMIT_FSIZE value, a related issue to CVE-2011-1089. (CVE-2011-1678)

Solution

Update the samba library and its related packages to version 2:3.4.7~dfsg-2 or later.

See Also

https://advisory.echohq.com/cve/CVE-2011-1678

Plugin Details

Severity: High

ID: 464380

Version: Revision 1.1

Type: Local

Published: 10/2/2026

Updated: 10/2/2026

Risk Information

VPR

Risk Factor: Medium

Score: 4.3

Percentile: 53.04

CVSS v2

Risk Factor: Low

Base Score: 3.3

Temporal Score: 2.4

Vector: CVSS2#AV:L/AC:M/Au:N/C:P/I:P/A:N

CVSS Score Source: CVE-2011-1678

CVSS v3

Risk Factor: High

Base Score: 7.1

Temporal Score: 6.2

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

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

Exploit Ease: No known exploits are available

Patch Publication Date: 6/2/2026

Vulnerability Publication Date: 4/10/2011

Reference Information

CVE: CVE-2011-1678