CVE-2007-4422

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.

9.3

CVSS

Severity: Critical

CVSS 2.0 •

EPSS 2.24% Top 20%

Vendor Advisory symantec.com

Affected: n/a n/a

References

Link	Tags
http://secunia.com/advisories/26511	third party advisory
http://www.securitytracker.com/id?1018578	vdb entry
http://www.securityfocus.com/bid/25338	vdb entry
http://www.symantec.com/avcenter/security/Content/2007.08.16.html	vendor advisory
http://www.osvdb.org/36489	vdb entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/36081	vdb entry
http://www.vupen.com/english/advisories/2007/2909	vdb entry

Frequently Asked Questions

What is the severity of CVE-2007-4422?: CVE-2007-4422 has been scored as a critical severity vulnerability.
How to fix CVE-2007-4422?: To fix CVE-2007-4422, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2007-4422 being actively exploited in the wild?: It is possible that CVE-2007-4422 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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