Cyber Resilience

CVE-2022-43684

CriticalPublic PoC

Published: 13 June 2023

Published
13 June 2023
Modified
13 February 2025
KEV Added
Patch
CVSS Score v3.1 9.9 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
EPSS Score 0.0022 44.2th percentile
Risk Priority 20 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-43684 is a critical-severity Exposure of Sensitive Information to an Unauthorized Actor (CWE-200) vulnerability in Servicenow Servicenow. Its CVSS base score is 9.9 (Critical).

Operationally, ranked at the 44.2th 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

ServiceNow has released patches and an upgrade that address an Access Control List (ACL) bypass issue in ServiceNow Core functionality. Additional Details This issue is present in the following supported ServiceNow releases: * Quebec prior to Patch 10 Hot Fix…

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8b * Rome prior to Patch 10 Hot Fix 1 * San Diego prior to Patch 7 * Tokyo prior to Tokyo Patch 1; and * Utah prior to Utah General Availability If this ACL bypass issue were to be successfully exploited, it potentially could allow an authenticated user to obtain sensitive information from tables missing authorization controls.

CWE(s)

Related Threats

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

Affected Assets

servicenow
servicenow
quebec, rome, san_diego, tokyo, utah

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-668 CWE-200

Controls whether organization resources are exposed to external system spheres by permitting or prohibiting their use.

addresses: CWE-200 CWE-668

By enforcing authorization matching prior to sharing, the control reduces the risk of exposing sensitive information to unauthorized actors.

addresses: CWE-200 CWE-668

Review and removal of nonpublic information from publicly accessible systems directly prevents exposure of sensitive data to unauthorized actors.

addresses: CWE-200 CWE-668

Data mining protection mechanisms detect and block unauthorized bulk extraction of sensitive data, directly mitigating exposure to unauthorized actors.

addresses: CWE-200 CWE-668

Documenting information locations and authorized users enables better protection against unauthorized exposure of sensitive data.

addresses: CWE-200 CWE-668

Media marking ensures sensitive information on removable or system media is handled according to its classification, reducing the chance of inadvertent exposure to unauthorized actors.

addresses: CWE-200 CWE-668

Protecting and controlling media during external transport prevents exposure of sensitive information to unauthorized actors.

addresses: CWE-200 CWE-668

Assessing control effectiveness and providing incident communication channels at alternate sites reduces the likelihood of sensitive information exposure to unauthorized actors.

References