CVE-2022-50800
6.9
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
Summary
H3C SSL VPN contains a user enumeration vulnerability that allows attackers to identify valid usernames through the 'txtUsrName' POST parameter. Attackers can submit different usernames to the login_submit.cgi endpoint and analyze response messages to distinguish between existing and non-existing accounts.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Hangzhou H3C Technologies | H3C SSL VPN | 1.1 | affected |
Weaknesses
- CWE-203: Observable Discrepancy
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: poc
- Automatable: yes
- Technical Impact: partial
References
- https://www.exploit-db.com/exploits/50742
- https://www.h3c.com
- https://www.zeroscience.mk/en/vulnerabilities/ZSL-2022-5697.php
- https://www.vulncheck.com/advisories/hc-ssl-vpn-na-username-enumeration-via-login-script-credential-verification
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