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Regular Expression Denial of Service in hosted-git-info

Moderate severity GitHub Reviewed Published May 6, 2021 to the GitHub Advisory Database • Updated Feb 1, 2023

Package

npm hosted-git-info (npm)

Affected versions

>= 3.0.0, < 3.0.8
< 2.8.9

Patched versions

3.0.8
2.8.9

Description

The npm package hosted-git-info before 3.0.8 are vulnerable to Regular Expression Denial of Service (ReDoS) via regular expression shortcutMatch in the fromUrl function in index.js. The affected regular expression exhibits polynomial worst-case time complexity

References

Published by the National Vulnerability Database Mar 23, 2021
Reviewed Mar 24, 2021
Published to the GitHub Advisory Database May 6, 2021
Last updated Feb 1, 2023

Severity

Moderate
5.3
/ 10

CVSS base metrics

Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Weaknesses

CVE ID

CVE-2021-23362

GHSA ID

GHSA-43f8-2h32-f4cj

Source code

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