CVE-2021-32837

2023-01-1722:15:10

CWE-1333

[email protected]

web.nvd.nist.gov

mechanize

library

http

web servers

vulnerability

redos

version 0.4.6

nvd

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

7.2 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

51.6%

JSON

mechanize, a library for automatically interacting with HTTP web servers, contains a regular expression that is vulnerable to regular expression denial of service (ReDoS) prior to version 0.4.6. If a web server responds in a malicious way, then mechanize could crash. Version 0.4.6 has a patch for the issue.

Affected configurations

Vulners

NVD

Node

python-mechanizemechanizeRange<0.4.6

CPENameOperatorVersion
mechanize_project:mechanizemechanize project mechanizelt0.4.6

CPE	Name	Operator	Version
mechanize_project:mechanize	mechanize project mechanize	lt	0.4.6

CNA Affected

[
  {
    "vendor": "python-mechanize",
    "product": "mechanize",
    "versions": [
      {
        "version": "0.4.6",
        "status": "affected",
        "lessThan": "0.4.6",
        "versionType": "custom"
      }
    ]
  }
]