CVE-2020-27511 Detail
Current Description
An issue was discovered in the stripTags and unescapeHTML components in Prototype 1.7.3 version 1.6 and below where an attacker can cause a Regular Expression Denial of Service (ReDOS) through stripping crafted HTML tags.
Analysis Description
An issue was discovered in the stripTags and unescapeHTML components in Prototype 1.7.3 version 1.6 and below where an attacker can cause a Regular Expression Denial of Service (ReDOS) through stripping crafted HTML tags.
Severity
References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to [email protected].
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| NVD-CWE-noinfo | Insufficient Information | NIST |
Change History
1 change records found show changes
Initial Analysis 6/24/2021 9:32:55 PM
| Action | Type | Old Value | New Value |
|---|---|---|---|
| Added | CPE Configuration |
OR
*cpe:2.3:a:prototypejs:prototype:1.7.3:*:*:*:*:*:*:*
|
|
| Added | CVSS V2 |
NIST (AV:N/AC:L/Au:N/C:N/I:N/A:P) |
|
| Added | CVSS V3.1 |
NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
|
| Added | CWE |
NIST NVD-CWE-noinfo |
|
| Changed | Reference Type |
http://prototypejs.org/ No Types Assigned |
http://prototypejs.org/ Vendor Advisory |
| Changed | Reference Type |
https://github.com/prototypejs/prototype/blob/dee2f7d8611248abce81287e1be4156011953c90/src/prototype/lang/string.js#L283 No Types Assigned |
https://github.com/prototypejs/prototype/blob/dee2f7d8611248abce81287e1be4156011953c90/src/prototype/lang/string.js#L283 Exploit, Third Party Advisory |
| Changed | Reference Type |
https://github.com/yetingli/PoCs/blob/main/CVE-2020-27511/Prototype.md No Types Assigned |
https://github.com/yetingli/PoCs/blob/main/CVE-2020-27511/Prototype.md Exploit, Third Party Advisory |
Quick Info
CVE Dictionary Entry:
CVE-2020-27511
NVD Published Date:
06/21/2021
NVD Last Modified:
06/24/2021
Source:
MITRE