Full Report
For each CVE, the Wiz Research team maintains data from multiple threat intelligence sources and our own independent research. Now that we’ve added support for the new CISA KEV catalog, learn how you can use it in your cloud environment.
Analysis Summary
# Vulnerability: CISA KEV Catalog Listing and Prioritization for Cloud Vulnerabilities
## CVE Details
- CVE ID: CVE-2022-21882 (Mentioned as the latest addition on Feb 4th, 2022)
- CVSS Score: N/A (Specific score for this CVE is not provided in the text)
- CWE: N/A
## Affected Systems
- Products: Windows (Implicitly, as the related CVE is a Win32k vulnerability), SolarWinds products, Zoho ManageEngine ServiceDesk, Apache HTTP Server, Log4j, and other proprietary applications, OSs, and open-source projects listed in the CISA KEV Catalog.
- Versions: Not explicitly listed for CVE-2022-21882 or others; the focus is on the *existence* of the vulnerability in the catalog.
- Configurations: Generally applies to existing workloads (VMs, containers, serverless functions) running vulnerable software within cloud environments.
## Vulnerability Description
The provided text describes the **CISA Known Exploited Vulnerabilities (KEV) Catalog**, which lists vulnerabilities known to be actively exploited in the wild. It highlights that this catalog aids in vulnerability prioritization. One specific example cited is **CVE-2022-21882**, identified as a **Microsoft Win32k privilege escalation vulnerability**, which was added to the catalog on February 4th, 2022. The core issue for organizations discussed is prioritizing remediation among the thousands of detected vulnerabilities based on CISA's exploitation intelligence.
## Exploitation
- Status: **Exploited in the wild** (This is the defining characteristic of any vulnerability listed in the CISA KEV Catalog).
- Complexity: Not explicitly stated, but context implies active exploitation suggests manageable complexity for threat actors.
- Attack Vector: Not specified, but privilege escalation vulnerabilities often involve local or remote access vectors depending on the specific flaw.
## Impact
- Confidentiality: Impact level unknown (Depends on the specific CVE).
- Integrity: Impact level unknown (Depends on the specific CVE).
- Availability: Impact level unknown (Depends on the specific CVE).
*Note: Impact assessment relies heavily on the specific CVE details, which are not summarized here.*
## Remediation
### Patches
- **For CVE-2022-21882:** Remediation was required within 14 days of its addition (February 4th, 2022) for US Federal Agencies. Specific patch version information is not provided in the text.
- **General:** Organizations must apply vendor-supplied patches for listed KEV vulnerabilities.
### Workarounds
- The text focuses on **prioritization using context (e.g., internet exposure, high privileges)** rather than specific general workarounds for the cataloged flaws.
## Detection
- **Indicators of Compromise (IoCs):** None provided specifically beyond the fact that the corresponding CVE has been leveraged by malicious actors.
- **Detection Methods and Tools:**
- Utilizing security products (like Wiz) that specifically integrate the CISA KEV list.
- Dedicated dashboards/search functionality within security platforms to locate affected cloud resources (VMs, containers, serverless).
- Prioritization based on **contextual factors**: Internet exposure, presence of high-privileged IAM roles, or stored API keys near the vulnerable asset.
## References
- CISA Known Exploited Vulnerabilities (KEV) Catalog: cisa-dot-gov/known-exploited-vulnerabilities
- CISA Binding Operational Directive: cyber-dot-dhs-gov/bod/22-01/
- CISA Addition of CVE-2022-21882: cisa-dot-gov/uscert/ncas/current-activity/2022/02/04/cisa-adds-one-known-exploited-vulnerability-catalog