CVE-2007-4422

medium

Description

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.

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/36081

http://www.vupen.com/english/advisories/2007/2909

http://www.symantec.com/avcenter/security/Content/2007.08.16.html

http://www.securitytracker.com/id?1018578

http://www.securityfocus.com/bid/25338

http://www.osvdb.org/36489

http://secunia.com/advisories/26511

Details

Source: Mitre, NVD

Published: 2007-08-18

Updated: 2026-06-16

Risk Information

CVSS v2

Base Score: 9.3

Vector: CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 5.3

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Severity: Medium

EPSS

EPSS: 0.02237