postcss Package up to 8.2.12 lib/previous-map.js getAnnotationURL/loadAnnotation incorrect regex

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in postcss Package up to 8.2.12. Affected by this vulnerability is the function getAnnotationURL/loadAnnotation in the library lib/previous-map.js. The manipulation leads to incorrect regex. This vulnerability is traded as CVE-2021-23382. It is possible to initiate the attack remotely. There is no exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in postcss Package up to 8.2.12 and classified as critical. This issue affects the function getAnnotationURL/loadAnnotation in the library lib/previous-map.js. The manipulation with an unknown input leads to a incorrect regex vulnerability. Using CWE to declare the problem leads to CWE-185. The product specifies a regular expression in a way that causes data to be improperly matched or compared. Impacted is availability.

The weakness was shared 04/27/2021 as SNYK-JS-POSTCSS-1255640. It is possible to read the advisory at snyk.io. The identification of this vulnerability is CVE-2021-23382. Technical details of the vulnerability are known, but there is no available exploit.

Upgrading to version 8.2.13 eliminates this vulnerability. Applying a patch 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.

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

Productinfo

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
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: Incorrect regex
CWE: CWE-185 / CWE-697
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: postcss Package 8.2.13
Patch: github.com

Timelineinfo

01/08/2021 🔍
04/27/2021 +108 days 🔍
04/27/2021 +0 days 🔍
05/01/2021 +4 days 🔍

Sourcesinfo

Advisory: SNYK-JS-POSTCSS-1255640
Status: Confirmed

CVE: CVE-2021-23382 (🔍)
GCVE (CVE): GCVE-0-2021-23382
GCVE (VulDB): GCVE-100-174119

Entryinfo

Created: 04/27/2021 12:29
Updated: 05/01/2021 15:18
Changes: 04/27/2021 12:29 (40), 05/01/2021 15:13 (5), 05/01/2021 15:18 (1)
Complete: 🔍
Cache ID: 216::103

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