VDB-209542 · CVE-2022-41347 · GCVE-0-2022-41347

Synacor Zimbra Collaboration Suite 8.8.x/9.x Nginx permission

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
8.3	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Synacor Zimbra Collaboration Suite 8.8.x/9.x and classified as critical. This vulnerability affects unknown code of the component Nginx. Executing a manipulation can lead to permission. This vulnerability is tracked as CVE-2022-41347. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability has been found in Synacor Zimbra Collaboration Suite 8.8.x/9.x (Groupware Software) and classified as critical. This vulnerability affects an unknown code of the component Nginx. The manipulation with an unknown input leads to a permission vulnerability. The CWE definition for the vulnerability is CWE-275. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

An issue was discovered in Zimbra Collaboration (ZCS) 8.8.x and 9.x (e.g., 8.8.15). The Sudo configuration permits the zimbra user to execute the NGINX binary as root with arbitrary parameters. As part of its intended functionality, NGINX can load a user-defined configuration file, which includes plugins in the form of .so files, which also execute as root.

The weakness was disclosed 09/26/2022. The advisory is available at darrenmartyn.ie. This vulnerability was named CVE-2022-41347 since 09/26/2022. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 05/21/2025). This vulnerability is assigned to T1222 by the MITRE ATT&CK project.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Type

Groupware Software

Vendor

Synacor

Name

Zimbra Collaboration Suite

Version

License

free

Website

Vendor: https://synacor.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.3
VulDB Meta Temp Score: 8.3

VulDB Base Score: 8.8
VulDB Temp Score: 8.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Permission
CWE: CWE-275 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/26/2022 🔍
09/26/2022 +0 days 🔍
09/26/2022 +0 days 🔍
05/21/2025 +968 days 🔍

Sourcesinfo

Vendor: synacor.com

Advisory: darrenmartyn.ie
Status: Not defined

CVE: CVE-2022-41347 (🔍)
GCVE (CVE): GCVE-0-2022-41347
GCVE (VulDB): GCVE-100-209542

Entryinfo

Created: 09/26/2022 08:14
Updated: 05/21/2025 21:42
Changes: 09/26/2022 08:14 (39), 10/23/2022 14:29 (11), 05/21/2025 21:42 (15)
Complete: 🔍
Cache ID: 216::103