Zimbra Collaboration Server < 8.7.11 Patch 11, 8.8 < 8.8.9 Patch 10, 8.8.10 < Patch 8, 8.8.11 < Patch 4

high Nessus Plugin ID 241987

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Synopsis

The remote web server contains a web application that is affected by an multiple vulnerabilities.

Description

According to its self-reported version number, Zimbra Collaboration Server is affected by multiple vulnerabilies:
- Zimbra Collaboration Suite allows SSRF via the ProxyServlet component (CVE-2019-9621)

- Zimbra Collaboration Suite allows Blind SSRF in the Feed component.
(CVE-2019-6981)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Upgrade to version 8.6.0 Patch 10, 8.7.11 Patch 1, 8.8.7, 8.8.8 or later.

Plugin Details

Severity: High

ID: 241987

File Name: zimbra_8_8_11_p4.nasl

Version: 1.2

Type: combined

Agent: unix

Family: CGI abuses

Published: 7/11/2025

Updated: 7/12/2025

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 4.1

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

CVSS Score Source: CVE-2019-9621

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 7

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

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

Vulnerability Information

CPE: cpe:/a:zimbra:collaboration_suite

Required KB Items: installed_sw/zimbra_zcs

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 3/5/2019

Vulnerability Publication Date: 3/5/2019

CISA Known Exploited Vulnerability Due Dates: 7/28/2025

Exploitable With

Metasploit (Zimbra Collaboration Autodiscover Servlet XXE and ProxyServlet SSRF)

Reference Information

CVE: CVE-2019-6981, CVE-2019-9621

IAVA: 2025-A-0503

Detections

Analytics