CVE-2021-4305

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-4305
A vulnerability was found in Woorank robots-txt-guard. It has been rated as problematic. Affected by this issue is the function makePathPattern of the file lib/patterns.js. The manipulation of the argument pattern leads to inefficient regular expression complexity. The exploit has been disclosed to the public and may be used. The name of the patch is c03827cd2f9933619c23894ce7c98401ea824020. It is recommended to apply a patch to fix this issue. The identifier of this vulnerability is VDB-217448.

3.5 /10

CVSS v3 : LOW

V3 Legend

Vector :

Exploitability : 2.1 / Impact : 1.4

Attack Vector ADJACENT_NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

2.3 /10

CVSS v2.0 : LOW

V2 Legend

Vector : AV:A/AC:M/Au:S/C:N/I:N/A:P

Exploitability : 4.4 / Impact : 2.9

Access Vector ADJACENT_NETWORK

Access Complexity MEDIUM

Authentication SINGLE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References
Link Resource
https://github.com/Woorank/robots-txt-guard/commit/c03827cd2f9933619c23894ce7c98401ea824020 Patch Third Party Advisory
https://github.com/Woorank/robots-txt-guard/pull/4 Patch Third Party Advisory
https://vuldb.com/?ctiid.217448 Permissions Required Third Party Advisory
https://vuldb.com/?id.217448 Third Party Advisory
https://github.com/Woorank/robots-txt-guard/commit/c03827cd2f9933619c23894ce7c98401ea824020 Patch Third Party Advisory
https://github.com/Woorank/robots-txt-guard/pull/4 Patch Third Party Advisory
https://vuldb.com/?ctiid.217448 Permissions Required Third Party Advisory
https://vuldb.com/?id.217448 Third Party Advisory
Configurations

Configuration 1 (hide)

cpe:2.3:a:bridgeline:robots-txt-guard:*:*:*:*:*:*:*:*
History

21 Nov 2024, 06:37

Type Values Removed Values Added
CVSS v2 : 2.3
v3 : 7.5 		v2 : 2.3
v3 : 3.5
References () https://github.com/Woorank/robots-txt-guard/commit/c03827cd2f9933619c23894ce7c98401ea824020 - Patch, Third Party Advisory () https://github.com/Woorank/robots-txt-guard/commit/c03827cd2f9933619c23894ce7c98401ea824020 - Patch, Third Party Advisory
References () https://github.com/Woorank/robots-txt-guard/pull/4 - Patch, Third Party Advisory () https://github.com/Woorank/robots-txt-guard/pull/4 - Patch, Third Party Advisory
References () https://vuldb.com/?ctiid.217448 - Permissions Required, Third Party Advisory () https://vuldb.com/?ctiid.217448 - Permissions Required, Third Party Advisory
References () https://vuldb.com/?id.217448 - Third Party Advisory () https://vuldb.com/?id.217448 - Third Party Advisory

11 Apr 2024, 01:13

Type Values Removed Values Added
Summary
  • (es) Se encontró una vulnerabilidad en Woorank robots-txt-guard. Ha sido calificada como problemática. La función makePathPattern del archivo lib/patterns.js es afectada por esta vulnerabilidad. La manipulación del patrón de argumento conduce a una complejidad de expresión regular ineficiente. El exploit ha sido divulgado al público y puede utilizarse. El nombre del parche es c03827cd2f9933619c23894ce7c98401ea824020. Se recomienda aplicar un parche para solucionar este problema. El identificador de esta vulnerabilidad es VDB-217448.

29 Feb 2024, 01:33

Type Values Removed Values Added
New CVE
Information

Published : 2023-01-05 11:15

Updated : 2024-11-21 06:37

NVD link : CVE-2021-4305

Mitre link : CVE-2021-4305

CVE.ORG link : CVE-2021-4305

JSON object : View

Products Affected

bridgeline

  • robots-txt-guard
CWE
CWE-1333

Inefficient Regular Expression Complexity