Jenkins up to LTS 2.303.2/2.318 incomplete blacklist

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.5$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in Jenkins up to LTS 2.303.2/2.318. This impacts an unknown function. Such manipulation leads to incomplete blacklist. This vulnerability is traded as CVE-2021-21697. There is no exploit available.

Detailsinfo

A vulnerability was found in Jenkins up to LTS 2.303.2/2.318 (Continuous Integration Software). It has been rated as critical. Affected by this issue is an unknown function. The manipulation with an unknown input leads to a incomplete blacklist vulnerability. Using CWE to declare the problem leads to CWE-184. The product implements a protection mechanism that relies on a list of inputs (or properties of inputs) that are not allowed by policy or otherwise require other action to neutralize before additional processing takes place, but the list is incomplete, leading to resultant weaknesses. Impacted is confidentiality, integrity, and availability.

The weakness was shared 11/04/2021. The advisory is available at jenkins.io. This vulnerability is handled as CVE-2021-21697 since 01/04/2021. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1562.006 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.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.5

VulDB Base Score: 5.5
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Incomplete blacklist
CWE: CWE-184 / CWE-183 / CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

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

01/04/2021 🔍
11/04/2021 +304 days 🔍
11/04/2021 +0 days 🔍
11/09/2021 +5 days 🔍

Sourcesinfo

Advisory: jenkins.io
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2021-21697 (🔍)
GCVE (CVE): GCVE-0-2021-21697
GCVE (VulDB): GCVE-100-186074

Entryinfo

Created: 11/04/2021 20:28
Updated: 11/09/2021 19:50
Changes: 11/04/2021 20:28 (36), 11/09/2021 19:50 (2)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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