Detections
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Echo: apache2: security update to 2.4.67-1~deb11u3

high Tenable Cloud Security Plugin ID 457915

Description

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

 - A buffer overflow in mod_proxy_html in Apache HTTP Server 2.4.67 and earlier allows an attack by an
 untrusted backend. Users are recommended to upgrade to version 2.4.68, which fixes this issue.
 (CVE-2026-34355)

Solution

Update the apache2 library and its related packages to version 2.4.67-1~deb11u3 or later.

See Also

https://advisory.echohq.com/cve/CVE-2026-34355

Plugin Details

Severity: High

ID: 457915

Version: Revision 1.1

Type: Local

Published: 10/2/2026

Updated: 10/2/2026

Risk Information

VPR

Risk Factor: Low

Score: 3

Percentile: 23.76

CVSS v2

Risk Factor: Medium

Base Score: 6.4

Temporal Score: 4.7

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

CVSS Score Source: CVE-2026-34355

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/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: 6/9/2026

Vulnerability Publication Date: 6/8/2026

Reference Information

CVE: CVE-2026-34355

IAVA: 2026-A-0558