CVE-2022-50800

HIGH

7.5

Description

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.

CVE Details

CVSS v3.1 Score7.5

SeverityHIGH

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published12/30/2025

Last Modified12/31/2025

Sourcenvd

Honeypot Sightings0

Weaknesses (CWE)

CWE-203

References

https://www.exploit-db.com/exploits/50742(disclosure@vulncheck.com)

https://www.h3c.com(disclosure@vulncheck.com)

https://www.vulncheck.com/advisories/hc-ssl-vpn-na-username-enumeration-via-login-script-credential-verification(disclosure@vulncheck.com)

https://www.zeroscience.mk/en/vulnerabilities/ZSL-2022-5697.php(disclosure@vulncheck.com)

IOC Correlations

No correlations recorded

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