CVE-2007-3537

Severity: high (CVSS 7.8 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2007-07-03 · updated 2026-06-16

Description

IBM OS/400 (aka i5/OS) V4R2M0 through V5R3M0 on iSeries machines sends responses to TCP SYN-FIN packets, which allows remote attackers to obtain system information and possibly bypass firewall rules.

Affected products

IBM Os 400: r520, v4r2m0, v4r3, v4r4, v4r5, v5r1 (+2)

References

http://osvdb.org/37792
http://secunia.com/advisories/25885
http://www-1.ibm.com/support/docview.wss?uid=nas2742405285431729b86256e620067dc17
http://www.securityfocus.com/bid/24706
https://exchange.xforce.ibmcloud.com/vulnerabilities/35173
http://osvdb.org/37792
http://secunia.com/advisories/25885
http://www-1.ibm.com/support/docview.wss?uid=nas2742405285431729b86256e620067dc17
http://www.securityfocus.com/bid/24706
https://exchange.xforce.ibmcloud.com/vulnerabilities/35173

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