Sigma rule: CVE-2022-31656 VMware Workspace ONE Access Auth Bypass

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-7c2b37a81b8c, updated 2023-01-02T00:00:00.000Z.

Rule

Title
CVE-2022-31656 VMware Workspace ONE Access Auth Bypass
Status
test
Level
high
Author
Nasreddine Bencherchali (Nextron Systems)
Date
2022-08-12
Modified
2023-01-02
File
rules-emerging-threats/2022/Exploits/CVE-2022-31656/web_cve_2022_31656_auth_bypass.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects the exploitation of VMware Workspace ONE Access Authentication Bypass vulnerability as described in CVE-2022-31656
VMware Workspace ONE Access, Identity Manager and vRealize Automation contain an authentication bypass vulnerability affecting local domain users.
A malicious actor with network access to the UI may be able to obtain administrative access without the need to authenticate.

Log source

category
webserver

Detection

selection:
    cs-uri-query|contains: '/SAAS/t/_/;/'
condition: selection

False positives (as the rule lists them)

  • Vulnerability scanners

Tags

  • attack.initial-access
  • attack.t1190
  • cve.2022-31656
  • detection.emerging-threats

CVEs this rule names

MITRE ATT&CK ids this rule names

References

Read on 2026-11-03T00:58:21.399Z under licence sigma-drl-1.1@d5f4c36a from https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules-emerging-threats/2022/Exploits/CVE-2022-31656/web_cve_2022_31656_auth_bypass.yml

Sources and licences

  • SigmaHQ

    "CVE-2022-31656 VMware Workspace ONE Access Auth Bypass" by Nasreddine Bencherchali (Nextron Systems) (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules-emerging-threats/2022/Exploits/CVE-2022-31656/web_cve_2022_31656_auth_bypass.yml.
    Licensed under the Detection Rule License (DRL) 1.1: https://github.com/SigmaHQ/Detection-Rule-License

    Detection Rule License (DRL) 1.1

Cite this page

Dragons Eye Ransomware Tracker, "Sigma rule: CVE-2022-31656 VMware Workspace ONE Access Auth Bypass",
entity page, dataset version ref-7c2b37a81b8c, updated 2023-01-02T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/fcf1101d-07c9-49b2-ad81-7e421ff96d80 (accessed 2026-11-03).
Underlying source: SigmaHQ rule fcf1101d-07c9-49b2-ad81-7e421ff96d80, commit ccbb0369507f796db0b0ae6854c8a2be471b9d84.

Pages change. The dataset version identifies the data, but no archive of old versions is kept, so this citation cannot be replayed later.