Cyber Resilience

CVE-2022-35742

High

Published: 01 June 2023

Published
01 June 2023
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score 0.0695 91.6th percentile
Risk Priority 19 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-35742 is a high-severity an unspecified weakness vulnerability in Microsoft Outlook. Its CVSS base score is 7.5 (High).

Operationally, ranked in the top 8.4% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

Deeper analysis

CVE-2022-35742 is a denial of service vulnerability in Microsoft Outlook, assigned a CVSS 3.1 base score of 7.5 reflecting network attack vector, low complexity, no required privileges or user interaction, and high impact on availability with no effect on confidentiality or integrity.

An unauthenticated remote attacker can trigger the flaw over the network to disrupt Outlook availability, producing a denial of service condition without needing local access or user assistance.

The primary vendor reference is the Microsoft Security Response Center advisory published at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-35742, which addresses mitigation steps and patch availability.

EPSS scores remain low, with a recorded peak of 0.0810 and current value of 0.0695.

EU & UK References

Vulnerability details

Microsoft Outlook Denial of Service Vulnerability

CWE(s)

Related Threats

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

Affected Assets

microsoft
365 apps
all versions
microsoft
office
2019
microsoft
office long term servicing channel
2021
microsoft
outlook
2013, 2016

Mitigating Controls

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

References