[悪用確認] CVE-2021-23758: Ajax.NET Professional Deserialization of Untrusted Data Vulnerability
Ajax.NET Professional Ajax.NET Professional Ajax.NET Professional (AjaxPro) contains a deserialization of untrusted data vulnerability that could allow for remote code execution via arbitrary .NET classes. The impacted product(s) could be end-of-life (EoL) and/or end-of-service (EoS). Users are advised to discontinue use and/or transition to a supported version. 対応: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines. (期限 2026-09-09)
CISA Known Exploited Vulnerabilities에서 읽기
| CVE | CVE-2021-23758 |
|---|---|
| 정보원 | CISA Known Exploited Vulnerabilities |
| 수집 시각 | 2026. 10. 22. 오전 01:17 |
| 데이터 | Markdown JSON |
2026. 08. 26. 오전 09:00, CISA Known Exploited Vulnerabilities에서 "[悪用確認] CVE-2021-23758: Ajax.NET Professional Deserialization of Untrusted Data Vulnerability"을(를) 게시했습니다 (유형: 취약점 권고). 심각도는 "긴급"(critical)입니다. 관련 기술: .NET / C#. CVE: CVE-2021-23758.