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Regular Expression Denial of Service in braces

Low severity GitHub Reviewed Published Jun 6, 2019 to the GitHub Advisory Database • Updated Jan 9, 2023

Package

npm braces (npm)

Affected versions

< 2.3.1

Patched versions

2.3.1

Description

Versions of braces prior to 2.3.1 are vulnerable to Regular Expression Denial of Service (ReDoS). Untrusted input may cause catastrophic backtracking while matching regular expressions. This can cause the application to be unresponsive leading to Denial of Service.

Recommendation

Upgrade to version 2.3.1 or higher.

References

Reviewed Jun 6, 2019
Published to the GitHub Advisory Database Jun 6, 2019
Last updated Jan 9, 2023

Severity

Low
3.7
/ 10

CVSS base metrics

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

Weaknesses

CVE ID

No known CVE

GHSA ID

GHSA-g95f-p29q-9xw4

Source code

No known source code
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