CISA Known Exploited Vulnerability
This vulnerability is actively exploited in the wild and listed in the CISA Known Exploited Vulnerabilities catalog.
Remediation Deadline: Oct 21, 2022
Description
Microsoft Exchange Server contains an unspecified vulnerability that allows for authenticated remote code execution. Dubbed "ProxyNotShell," this vulnerability is chainable with CVE-2022-41040 which allows for the remote code execution.
EPSS — Exploit Probability
91.7%
Higher than 99.7% of all CVEs
Required Action
https://msrc-blog.microsoft.com/2022/09/29/customer-guidance-for-reported-zero-day-vulnerabilities-in-microsoft-exchange-server/; https://nvd.nist.gov/vuln/detail/CVE-2022-41082
Risk Assessment
CRITICALIn CISA KEV
High EPSS
Ransomware
Details
- Severity
- High
- EPSS
- 91.7%
- CISA KEV
- Yes
- Ransomware
- Known
- Articles
- 0
Timeline
Published
Sep 30, 2022
Added to KEV
Sep 30, 2022
Remediation Due
Oct 21, 2022