Products
nescalance urlregex
- up to 0.5.0
Source
cna@vuldb.com
Tags
CVE-2020-36830 details
Last Modified : Sept. 2, 2024, 6:15 p.m.
Description
A vulnerability was found in nescalante urlregex up to 0.5.0 and classified as problematic. This issue affects some unknown processing of the file index.js of the component Backtracking. The manipulation leads to inefficient regular expression complexity. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 0.5.1 is able to address this issue. The identifier of the patch is e5a085afe6abfaea1d1a78f54c45af9ef43ca1f9. It is recommended to upgrade the affected component.
CVSS Score
| 1 | 2 | 3 | 4.3 | 5 | 6 | 7 | 8 | 9 | 10 |
|---|
Weakness
| Weakness | Name | Description |
|---|---|---|
| CWE-1333 | Inefficient Regular Expression Complexity | The product uses a regular expression with an inefficient, possibly exponential worst-case computational complexity that consumes excessive CPU cycles. |
CVSS Data
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
LOW
Base Score
4.3
Exploitability Score
2.8
Impact Score
1.4
Base Severity
MEDIUM
Vector String : CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
References
| URL | Source |
|---|---|
| https://github.com/nescalante/urlregex/commit/e5a085afe6abfaea1d1a78f54c45af9ef43ca1f9 | cna@vuldb.com |
| https://github.com/nescalante/urlregex/pull/8 | cna@vuldb.com |
| https://github.com/nescalante/urlregex/releases/tag/v0.5.1 | cna@vuldb.com |
| https://vuldb.com/?ctiid.276269 | cna@vuldb.com |
| https://vuldb.com/?id.276269 | cna@vuldb.com |