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Echo: git: security update to 1:2.39.5-0+deb12u2

medium Tenable Cloud Security Plugin ID 457250

Description

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

 - GIT version 2.15.1 and earlier contains a Input Validation Error vulnerability in Client that can result
 in problems including messing up terminal configuration to RCE. This attack appear to be exploitable via
 The user must interact with a malicious git server, (or have their traffic modified in a MITM attack).
 (CVE-2018-1000021)

Solution

Update the git library and its related packages to version 1:2.39.5-0+deb12u2 or later.

See Also

https://advisory.echohq.com/cve/CVE-2018-1000021

Plugin Details

Severity: Medium

ID: 457250

Version: Revision 1.1

Type: Local

Published: 10/2/2026

Updated: 10/2/2026

Risk Information

VPR

Risk Factor: Low

Score: 2.8

Percentile: 22.22

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2018-1000021

CVSS v3

Risk Factor: Medium

Base Score: 5

Temporal Score: 4.4

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

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

Vulnerability Information

Exploit Ease: No known exploits are available

Patch Publication Date: 1/29/2026

Vulnerability Publication Date: 2/9/2018

Reference Information

CVE: CVE-2018-1000021