CVE-2021-43307

An exponential ReDoS (Regular Expression Denial of Service) can be triggered in the semver-regex npm package, when an attacker is able to supply arbitrary input to the test() method

CVSS v3 5.9 MEDIUM
CVSS v2.0 5.0 MEDIUM

5.9^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.2 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://research.jfrog.com/vulnerabilities/semver-regex-redos-xray-211349/	Exploit Third Party Advisory
https://research.jfrog.com/vulnerabilities/semver-regex-redos-xray-211349/	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:semver-regex_project:semver-regex::::::::
	cpe:2.3:a:semver-regex_project:semver-regex::::::::

History

21 Nov 2024, 06:29

Type	Values Removed	Values Added
CVSS	v2 : ~~5.0~~ v3 : ~~7.5~~	v2 : 5.0 v3 : 5.9
References	~~() https://research.jfrog.com/vulnerabilities/semver-regex-redos-xray-211349/ - Exploit, Third Party Advisory~~	() https://research.jfrog.com/vulnerabilities/semver-regex-redos-xray-211349/ - Exploit, Third Party Advisory

18 Jul 2023, 13:53

Type	Values Removed	Values Added
CWE	~~NVD-CWE-Other~~	CWE-1333

Information

Published : 2022-06-02 14:15

Updated : 2024-11-21 06:29

NVD link : CVE-2021-43307

Mitre link : CVE-2021-43307

CVE.ORG link : CVE-2021-43307

JSON object : View

Products Affected

semver-regex_project

semver-regex

CWE

CWE-1333

Inefficient Regular Expression Complexity

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