Zabbix TCP Connection config

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.3$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in Zabbix. Affected by this vulnerability is an unknown functionality of the component TCP Connection Handler. This manipulation causes config. This vulnerability is registered as CVE-2022-43516. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability classified as critical was found in Zabbix (Network Management Software) (version now known). Affected by this vulnerability is some unknown processing of the component TCP Connection Handler. The manipulation with an unknown input leads to a config vulnerability. The CWE definition for the vulnerability is CWE-16. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

A Firewall Rule which allows all incoming TCP connections to all programs from any source and to all ports is created in Windows Firewall after Zabbix agent installation (MSI)

The weakness was published 12/06/2022. The advisory is shared at support.zabbix.com. This vulnerability is known as CVE-2022-43516 since 10/19/2022. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1592.004 for this issue.

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

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.3

VulDB Base Score: 5.6
VulDB Temp Score: 5.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 6.5
CNA Vector (Zabbix): 🔍

CVSSv2info

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

Exploitinginfo

Class: Config
CWE: CWE-16
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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: 🔍

Timelineinfo

10/19/2022 🔍
12/06/2022 +48 days 🔍
12/06/2022 +0 days 🔍
12/26/2022 +20 days 🔍

Sourcesinfo

Advisory: support.zabbix.com
Status: Confirmed

CVE: CVE-2022-43516 (🔍)
GCVE (CVE): GCVE-0-2022-43516
GCVE (VulDB): GCVE-100-214885

Entryinfo

Created: 12/06/2022 09:56
Updated: 12/26/2022 16:39
Changes: 12/06/2022 09:56 (46), 12/26/2022 16:39 (11)
Complete: 🔍
Cache ID: 216::103

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