Synacor Zimbra Collaboration Suite up to 9.0.0 Postfix privilege dropping

CVSS Meta Temp Score
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CTI Interest Score
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8.1$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Synacor Zimbra Collaboration Suite up to 9.0.0. This affects an unknown part of the component Postfix. Such manipulation leads to privilege dropping. This vulnerability is documented as CVE-2022-3569. The attack can be executed remotely. Additionally, an exploit exists.

Detailsinfo

A vulnerability was found in Synacor Zimbra Collaboration Suite up to 9.0.0 (Groupware Software) and classified as critical. Affected by this issue is some unknown functionality of the component Postfix. The manipulation with an unknown input leads to a privilege dropping vulnerability. Using CWE to declare the problem leads to CWE-271. The product does not drop privileges before passing control of a resource to an actor that does not have those privileges. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Due to an issue with incorrect sudo permissions, Zimbra Collaboration Suite (ZCS) suffers from a local privilege escalation issue in versions 9.0.0 and prior, where the 'zimbra' user can effectively coerce postfix into running arbitrary commands as 'root'.

The weakness was released 10/18/2022. The advisory is shared for download at github.com. This vulnerability is handled as CVE-2022-3569 since 10/17/2022. Technical details are unknown but a public exploit is available. The MITRE ATT&CK project declares the attack technique as T1068.

The exploit is available at github.com. It is declared as highly functional.

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

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.3
VulDB Meta Temp Score: 8.1

VulDB Base Score: 8.8
VulDB Temp Score: 8.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Privilege dropping
CWE: CWE-271 / CWE-270 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Access: Public
Status: Highly functional
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Patch: github.com

Timelineinfo

10/17/2022 🔍
10/18/2022 +1 days 🔍
10/18/2022 +0 days 🔍
05/13/2025 +938 days 🔍

Sourcesinfo

Vendor: synacor.com

Advisory: 169430
Status: Confirmed

CVE: CVE-2022-3569 (🔍)
GCVE (CVE): GCVE-0-2022-3569
GCVE (VulDB): GCVE-100-211136
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 10/18/2022 09:25
Updated: 05/13/2025 17:48
Changes: 10/18/2022 09:25 (42), 11/10/2022 03:20 (2), 11/10/2022 03:28 (11), 05/13/2025 17:48 (19)
Complete: 🔍
Cache ID: 216::103

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