CVE-2022-41078
Published: 09 November 2022
Summary
CVE-2022-41078 is a high-severity an unspecified weakness vulnerability in Microsoft Exchange Server. Its CVSS base score is 8.0 (High).
Operationally, ranked in the top 22.9% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
Deeper analysis
CVE-2022-41078 is a spoofing vulnerability affecting Microsoft Exchange Server. It carries a CVSS 3.1 base score of 8.0 with an attack vector of adjacent network, low attack complexity, and low privileges required, enabling high impact on confidentiality, integrity, and availability.
An authenticated attacker positioned on the adjacent network can exploit the flaw without user interaction to spoof messages or identities, resulting in full compromise of the confidentiality, integrity, and availability of the targeted Exchange deployment.
Microsoft has published remediation guidance and security updates for the issue through its Security Response Center at the listed advisory URL.
The associated EPSS score rose materially from a low baseline to a peak of 0.0544 on 2025-01-22 before receding to the current value of 0.0097, indicating that exploitation interest increased after public disclosure.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2022-44322
Vulnerability details
Microsoft Exchange Server Spoofing Vulnerability
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.