Vulnerability CVE-2021-29060
Published: 2021-06-21

Description:
A Regular Expression Denial of Service (ReDOS) vulnerability was discovered in Color-String version 1.5.5 and below which occurs when the application is provided and checks a crafted invalid HWB string.

Type:

CWE-770

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Color-string project -> Color-string 

 References:
https://github.com/yetingli/SaveResults/blob/main/js/color-string.js
https://github.com/yetingli/PoCs/blob/main/CVE-2021-29060/Color-String.md
https://github.com/Qix-/color-string/commit/0789e21284c33d89ebc4ab4ca6f759b9375ac9d3
https://www.npmjs.com/package/color-string
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