CVE-2022-21195

Published on: Not Yet Published

Last Modified on: 08/08/2023 02:22:00 PM UTC

CVE-2022-21195

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Certain versions of Url-regex from Url-regex Project contain the following vulnerability:

All versions of package url-regex are vulnerable to Regular Expression Denial of Service (ReDoS) which can cause the CPU usage to crash.

CVE-2022-21195 has been assigned by [email protected] to track the vulnerability - currently rated as HIGH severity.

CVSS3 Score: 7.5 - HIGH

Attack Vector ^ⓘ	Attack Complexity	Privileges Required	User Interaction
NETWORK	LOW	NONE	NONE
Scope	Confidentiality Impact	Integrity Impact	Availability Impact
UNCHANGED	NONE	NONE	HIGH

CVSS2 Score: 5 - MEDIUM

Access Vector^ⓘ	Access Complexity	Authentication
NETWORK	LOW	NONE
Confidentiality Impact	Integrity Impact	Availability Impact
NONE	NONE	PARTIAL

CVE References

Description	Tags ^ⓘ	Link
Regular Expression Denial of Service (ReDoS) in url-regex \| CVE-2022-21195 \| Snyk	snyk.io text/html	MISC snyk.io/vuln/SNYK-PYTHON-URLREGEX-2347643
url_regex/url_regex.py at master · AlexFlipnote/url_regex · GitHub	github.com text/html	MISC github.com/AlexFlipnote/url_regex/blob/master/url_regex/url_regex.py

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There are currently no QIDs associated with this CVE

Known Affected Configurations (CPE V2.3)

Type	Vendor	Product	Version	Update	Edition	Language
Application	Url-regex Project	Url-regex	All	All	All	All

cpe:2.3:a:url-regex_project:url-regex:*:*:*:*:*:*:*:*:

Discovery Credit

yousukezan

Social Mentions

Source	Title	Posted (UTC)
@yousukezan	CVE-2022-21195が採番されたという連絡が来たけどPoCが見当たらない…	2022-05-19 10:16:05
@CVEreport	CVE-2022-21195 : All versions of package url-regex are vulnerable to Regular Expression Denial of Service ReDoS w… twitter.com/i/web/status/1…	2022-05-20 20:03:16
/r/netcve	CVE-2022-21195	2022-05-20 21:38:13