CVE-2007-4422
HIGH · CVSS 9.3EPSS 2.6%EU EUVD
The login interface in Symantec Enterprise Firewall 6.x, when a VPN with pre-shared key (PSK) authentication is enabled, generates different responses depending on whether or not a username is valid, which allows remote attackers to enumerate valid usernames.
Key facts
- CVSS score
- 9.3 (v2.0)
- Severity
- HIGH
- CVSS vector
AV:N/AC:M/Au:N/C:C/I:C/A:C- EPSS score
- 2.6% (85th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2007-4405)
- Published
- August 18, 2007
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2007-4405 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.
View on the EU Vulnerability DatabaseAffected products
- symantec / enterprise firewall
References
- http://secunia.com/advisories/26511
- http://www.osvdb.org/36489
- http://www.securityfocus.com/bid/25338
- http://www.securitytracker.com/id?1018578
- http://www.symantec.com/avcenter/security/Content/2007.08.16.html(Vendor Advisory)
- http://www.vupen.com/english/advisories/2007/2909
- https://exchange.xforce.ibmcloud.com/vulnerabilities/36081
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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