CVE-2005-2640

Public Exploit

Description

Behavioral discrepancy information leak in Juniper Netscreen VPN running ScreenOS 5.2.0 and earlier, when using IKE with pre-shared key authentication, allows remote attackers to enumerate valid usernames via an IKE Aggressive Mode packet, which generates a response if the username is valid but does not respond when the username is invalid.

5.0

CVSS

Severity: Medium

CVSS 2.0 •

EPSS 5.88% Top 10%

Vendor Advisory secunia.com Vendor Advisory nta-monitor.com

Affected: n/a n/a

References

Link	Tags
http://www.securityfocus.com/bid/14595	vdb entry exploit
http://marc.info/?l=bugtraq&m=112438068426034&w=2	mailing list
http://www.nta-monitor.com/news/vpn-flaws/juniper/netscreen/index.htm	exploit vendor advisory
http://securitytracker.com/id?1014728	vdb entry
http://secunia.com/advisories/16474/	third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2005-2640?: CVE-2005-2640 has been scored as a medium severity vulnerability.
How to fix CVE-2005-2640?: To fix CVE-2005-2640, 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-2005-2640 being actively exploited in the wild?: It is possible that CVE-2005-2640 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~6% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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