Cosign up to 1.5.1 certificate validation

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
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.
4.2$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Cosign up to 1.5.1. Impacted is an unknown function. The manipulation leads to certificate validation. This vulnerability is uniquely identified as CVE-2022-23649. Local access is required to approach this attack. No exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Cosign up to 1.5.1. It has been rated as critical. This issue affects some unknown functionality. The manipulation with an unknown input leads to a certificate validation vulnerability. Using CWE to declare the problem leads to CWE-295. The product does not validate, or incorrectly validates, a certificate. Impacted is confidentiality, integrity, and availability.

The weakness was disclosed 02/19/2022 as GHSA-ccxc-vr6p-4858. The advisory is shared at github.com. The identification of this vulnerability is CVE-2022-23649 since 01/19/2022. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1587.003 for this issue.

Upgrading to version 1.5.2 eliminates this vulnerability. Applying the patch 96d410a6580e4e81d24d112a0855c70ca3fb5b49 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

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Productinfo

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.2

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 3.3
CNA Vector (GitHub, Inc.): 🔍

CVSSv2info

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

Exploitinginfo

Class: Certificate validation
CWE: CWE-295 / CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Cosign 1.5.2
Patch: 96d410a6580e4e81d24d112a0855c70ca3fb5b49

Timelineinfo

01/19/2022 🔍
02/19/2022 +31 days 🔍
02/19/2022 +0 days 🔍
02/19/2022 +0 days 🔍

Sourcesinfo

Advisory: GHSA-ccxc-vr6p-4858
Status: Confirmed

CVE: CVE-2022-23649 (🔍)
GCVE (CVE): GCVE-0-2022-23649
GCVE (VulDB): GCVE-100-193517

Entryinfo

Created: 02/19/2022 10:35
Changes: 02/19/2022 10:35 (50)
Complete: 🔍
Cache ID: 216::103

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