Cyber Resilience

CVE-2022-20942

Medium

Published: 04 November 2022

Published
04 November 2022
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
EPSS Score 0.0027 50.8th percentile
Risk Priority 13 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-20942 is a medium-severity Exposure of Private Personal Information to an Unauthorized Actor (CWE-359) vulnerability in Cisco Asyncos. Its CVSS base score is 6.5 (Medium).

Operationally, ranked in the top 49.2% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

A vulnerability in the web-based management interface of Cisco Email Security Appliance (ESA), Cisco Secure Email and Web Manager, and Cisco Secure Web Appliance, formerly known as Cisco Web Security Appliance (WSA), could allow an authenticated, remote attacker to retrieve…

more

sensitive information from an affected device, including user credentials. This vulnerability is due to weak enforcement of back-end authorization checks. An attacker could exploit this vulnerability by sending a crafted HTTP request to an affected device. A successful exploit could allow the attacker to obtain confidential data that is stored on the affected device.

CWE(s)

Related Threats

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

Affected Assets

cisco
asyncos
≤ 14.2.1-015 · 14.3.0 — 14.3.0-023 · ≤ 14.2.0-217

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-863 CWE-359

Defining permitted attribute values and auditing modifications reduces the chance of incorrect authorization outcomes due to tampered or missing labels.

addresses: CWE-359 CWE-863

The privacy program plan explicitly addresses protection of personal information, mandating controls and resources that prevent unauthorized exposure of private personal data across the enterprise.

addresses: CWE-359 CWE-863

The board evaluates privacy implications of proposed matching, directly mitigating exposure of private personal information through uncontrolled data sharing.

addresses: CWE-359 CWE-863

Enforces restriction of PII processing to authorized purposes, reducing exposure of private personal information to unauthorized actors.

addresses: CWE-359 CWE-863

Mandating consent prior to collection directly prevents unauthorized exposure of private personal information.

addresses: CWE-863 CWE-359

Addresses incorrect authorization by requiring independent verification of results and an opportunity to contest before any adverse action is taken.

addresses: CWE-863

Periodic review and update of procedures reduces incorrect authorization implementations over time.

addresses: CWE-863

Supervision identifies cases where authorization logic incorrectly permits unauthorized actions.

References