Description
TCP firewalls could be circumvented by sending a SYN Packets with other flags (like e.g. RST flag) set, which was not correctly discarded by the Linux TCP stack after firewalling.
Metrics
CVSS 3.1 7.5/10
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | kernel | before Linux kernel 2.4.20 |
References
- http://www.openwall.com/lists/oss-security/2012/02/03/7Mailing List, Patch, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2012/05/29/8Mailing List, Patch, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2012/05/30/11Exploit, Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2012/05/30/12Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2012/05/30/13Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2012/05/30/2Mailing List, Patch, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2012/05/30/4Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2012/05/30/8Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2012/05/30/9Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2012/05/31/3Mailing List, Patch, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2014/02/12/8Mailing List, Third Party Advisory
- https://bugzilla.suse.com/show_bug.cgi?id=744994%2C
- https://security.netapp.com/advisory/ntap-20210727-0003/
- https://www.kb.cert.org/vuls/id/464113Third Party Advisory, US Government Resource
- https://www.kb.cert.org/vuls/id/464113%2C
- https://www.openwall.com/lists/oss-security/2012/02/03/7Mailing List, Patch, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2012/02/03/7Mailing List, Patch, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2012/05/29/8Mailing List, Patch, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2012/05/30/11Exploit, Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2012/05/30/12Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2012/05/30/13Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2012/05/30/2Mailing List, Patch, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2012/05/30/4Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2012/05/30/8Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2012/05/30/9Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2012/05/31/3Mailing List, Patch, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2014/02/12/8Mailing List, Third Party Advisory
- https://bugzilla.suse.com/show_bug.cgi?id=744994%2C
- https://security.netapp.com/advisory/ntap-20210727-0003/
- https://www.kb.cert.org/vuls/id/464113Third Party Advisory, US Government Resource
- https://www.kb.cert.org/vuls/id/464113%2C
- https://www.openwall.com/lists/oss-security/2012/02/03/7Mailing List, Patch, Third Party Advisory
Timeline
- Published
- May 18, 2021
- Last modified
- Jun 16, 2026
- NVD status
- Modified