Cyber Resilience

CVE-2020-36519

MediumPublic PoC

Published: 16 March 2022

Published
16 March 2022
Modified
21 November 2024
KEV Added
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Patch
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CVSS Score v3.1 4.9 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N
EPSS Score 0.0023 46.3th percentile
Risk Priority 10 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2020-36519 is a medium-severity an unspecified weakness vulnerability in Mimecast Email Security. Its CVSS base score is 4.9 (Medium).

Operationally, ranked at the 46.3th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

Mimecast Email Security before 2020-01-10 allows any admin to spoof any domain, and pass DMARC alignment via SPF. This occurs through misuse of the address rewrite feature. (The domain being spoofed must be a customer in the Mimecast grid from…

more

which the spoofing occurs.)

CWE(s)
NVD-CWE-noinfo

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

mimecast
email security
≤ 2020-01-10

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References