Zulip 2.0.0 Invitation access control

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 (≈)
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CTI Interest Score
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7.1$0-$5k0.00

Summaryinfo

A vulnerability was found in Zulip 2.0.0. It has been rated as critical. This issue affects some unknown processing of the component Invitation Handler. This manipulation causes access control. The identification of this vulnerability is CVE-2022-21706. It is possible to initiate the attack remotely. There is no exploit available. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability classified as critical was found in Zulip 2.0.0. Affected by this vulnerability is an unknown function of the component Invitation Handler. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was shared 02/26/2022 as GHSA-6xmj-2wcm-p2jc. It is possible to read the advisory at github.com. This vulnerability is known as CVE-2022-21706 since 11/16/2021. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

Applying the patch 88917019f03860609114082cdc0f31a561503f9e is able to eliminate this problem. The bugfix is ready for download at github.com.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.1

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 7.2
CNA Vector (GitHub, Inc.): 🔍

CVSSv2info

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

Exploitinginfo

Class: Access control
CWE: CWE-284 / CWE-266
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: Patch
Status: 🔍

0-Day Time: 🔍

Patch: 88917019f03860609114082cdc0f31a561503f9e

Timelineinfo

11/16/2021 🔍
02/26/2022 +102 days 🔍
02/26/2022 +0 days 🔍
02/28/2022 +2 days 🔍

Sourcesinfo

Product: github.com

Advisory: GHSA-6xmj-2wcm-p2jc
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2022-21706 (🔍)
GCVE (CVE): GCVE-0-2022-21706
GCVE (VulDB): GCVE-100-193879

Entryinfo

Created: 02/26/2022 07:55
Updated: 02/28/2022 15:04
Changes: 02/26/2022 07:55 (50), 02/28/2022 15:01 (2), 02/28/2022 15:04 (1)
Complete: 🔍
Cache ID: 216::103

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