CVE-2022-31147 jquery-validation ReDoS in url2 due to incomplete fix of CVE-2021-43306
An attacker can cause a denial of service in applications using the jQuery Validation Plugin by supplying malicious input to the url2 method.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2022-31147?
CVE-2022-31147 is a high-severity denial of service vulnerability in jquery-validation, published on 14 Jul 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The jQuery Validation Plugin (jquery-validation) provides drop-in validation for forms. Versions of jquery-validation prior to 1.19.5 are vulnerable to regular expression denial of service (ReDoS) when an attacker is able to supply arbitrary input to the url2 method. This is due to an incomplete fix for CVE-2021-43306. Users should upgrade to version 1.19.5 to receive a patch.
Weakness: CWE-1333
Which versions are affected by CVE-2022-31147?
2 open source packages ship an affected version, including jquery-validation. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
jquery-validation npm | All versions | 1.19.5 |
jquery-validation npm | All versions | 1.19.5 |
Products include Jqueryvalidation Jquery Validation.
How do I fix CVE-2022-31147?
Upgrade jquery-validation to 1.19.5 or later.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2022-31147 being exploited?
There is no known exploitation of CVE-2022-31147 in the wild and no public exploit code.
Public exploit code: 1 proofs of concept on GitHub.
Other vulnerabilities in jquery-validation
Sources
Also known as GHSA-ffmh-x56j-9rc3, UBUNTU-CVE-2022-31147.