CVE Vulnerability

CVE-2021-23387

The package trailing-slash before 2.0.1 are vulnerable to Open Redirect via the use of trailing double slashes in the URL when accessing the vulnerable endpoint (such as https://example.com//attacker.example/). The vulnerable code is in index.js::createTrailing(), as the web server uses relative URLs instead of absolute URLs.

5.8 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 4.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact NONE

Scope

6.1 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

References
Link Resource
https://github.com/fardog/trailing-slash/blob/f640ece055fe85275c983de5eb94661b95e35670/index.js%23L36 Broken Link
https://snyk.io/vuln/SNYK-JS-TRAILINGSLASH-1085707 Exploit Patch
https://github.com/fardog/trailing-slash/commit/f8e66f1429308247e5a119d430203077d8f05048 Patch Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:trailing-slash_project:trailing-slash:*:*:*:*:*:node.js:*:*
Information

Published : 2021-05-24 07:15

Updated : 2021-05-28 02:45

NVD link : CVE-2021-23387

Mitre link : CVE-2021-23387

Products Affected
No products.
CWE
CWE-601

URL Redirection to Untrusted Site ('Open Redirect')