CVE-2021-32837
mechanize vulnerable to ReDoS
Severity Score
7.5
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
2
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
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.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2021-05-12 CVE Reserved
- 2023-01-17 CVE Published
- 2024-08-03 CVE Updated
- 2024-08-03 First Exploit
- 2024-09-07 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
CWE
- CWE-1333: Inefficient Regular Expression Complexity
CAPEC
References (5)
| URL | Tag | Source |
|---|---|---|
| https://github.com/python-mechanize/mechanize/releases/tag/v0.4.6 | Third Party Advisory | |
| https://lists.debian.org/debian-lts-announce/2023/06/msg00022.html | Mailing List |
|
| URL | Date | SRC |
|---|---|---|
| https://github.com/python-mechanize/mechanize/commit/dd05334448e9f39814bab044d2eaa5ef69b410d6 | 2023-06-20 |
| URL | Date | SRC |
|---|
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Mechanize Project Search vendor "Mechanize Project" | Mechanize Search vendor "Mechanize Project" for product "Mechanize" | < 0.4.6 Search vendor "Mechanize Project" for product "Mechanize" and version " < 0.4.6" | python |
Affected
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