CVE-2002-1623
The design of the Internet Key Exchange (IKE) protocol, when using Aggressive Mode for shared secret authentication, does not encrypt initiator or responder identities during negotiation, which may allow remote attackers to determine valid usernames by…
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EPSS puts the probability of exploitation in the next 30 days at 48.6%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.
Description
The design of the Internet Key Exchange (IKE) protocol, when using Aggressive Mode for shared secret authentication, does not encrypt initiator or responder identities during negotiation, which may allow remote attackers to determine valid usernames by (1) monitoring responses before the password is supplied or (2) sniffing, as originally reported for FireWall-1 SecuRemote.
- CVSS 2.0
- 5.0 MEDIUMAV:N/AC:L/Au:N/C:P/I:N/A:N
- EPSS
- 48.57% probability · 99th percentile
- CISA KEV
- Not listed
- Affected
- checkpoint/vpn-1 firewall-1
- Source
- cve@mitre.org
References
- http://lists.grok.org.uk/pipermail/full-disclosure/2002-September/001223.html
- http://marc.info/?l=bugtraq&m=103124812629621&w=2
- http://marc.info/?l=bugtraq&m=103176164729351&w=2
- http://www.checkpoint.com/techsupport/alerts/ike.html
- http://www.kb.cert.org/vuls/id/886601US Government Resource
- http://www.nta-monitor.com/news/checkpoint.htm
- http://www.securiteam.com/securitynews/5TP040U8AW.htmlExploit
- http://www.securityfocus.com/archive/1/290202Exploit
- http://www.securityfocus.com/bid/5607
- https://exchange.xforce.ibmcloud.com/vulnerabilities/10034
- http://lists.grok.org.uk/pipermail/full-disclosure/2002-September/001223.html
- http://marc.info/?l=bugtraq&m=103124812629621&w=2
- http://marc.info/?l=bugtraq&m=103176164729351&w=2
- http://www.checkpoint.com/techsupport/alerts/ike.html
- http://www.kb.cert.org/vuls/id/886601US Government Resource
- http://www.nta-monitor.com/news/checkpoint.htm
- http://www.securiteam.com/securitynews/5TP040U8AW.htmlExploit
- http://www.securityfocus.com/archive/1/290202Exploit
- http://www.securityfocus.com/bid/5607
- https://exchange.xforce.ibmcloud.com/vulnerabilities/10034
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.