CVE-2021-43853
MEDIUM WAF: High
CVSS 5.4
Published: 2021-12-22
CWE-79 CWE-502
Ajax.NET Professional (AjaxPro) is an AJAX framework available for Microsoft ASP.NET. Affected versions of this package are vulnerable to JavaScript object injection which may result in cross site scripting when leveraged by a malicious user. The affected core relates to JavaScript object creation when parsing json input. Releases before version 21.12.22.1 are affected. A workaround exists that replaces one of the core JavaScript files embedded in the library. See the GHSA-5q7q-qqw2-hjq7 for workaround details.
WAF Coverage Analysis
Cross-Site Scripting (XSS)
High WAF Coverage
OWASP: A03:2021 Injection
941xxx - XSS / XXE
Insecure Deserialization
Medium WAF Coverage
OWASP: A08:2021 Software and Data Integrity Failures
944xxx - Java Attack
Affected Software
| Vendor | Product | Version |
|---|---|---|
| ajax.net_professional_project | ajax.net_professional | up to 21.12.22.1 |
References
- github.com (Patch, Third Party Advisory)
- github.com (Release Notes, Third Party Advisory)
- github.com (Mitigation, Third Party Advisory)