UBUNTU-CVE-2012-2663
Dashboard / Vulnerabilities / UBUNTU-CVE-2012-2663
Summary:
Details: extensions/libxt_tcp.c in iptables through 1.4.21 does not match TCP SYN+FIN packets in --syn rules, which might allow remote attackers to bypass intended firewall restrictions via crafted packets. NOTE: the CVE-2012-6638 fix makes this issue less relevant.
References: https://ubuntu.com/security/CVE-2012-2663, http://www.openwall.com/lists/oss-security/2012/05/30/2, http://www.spinics.net/lists/netfilter-devel/msg21248.html, https://www.cve.org/CVERecord?id=CVE-2012-2663
Affected packages
Package
Name: iptables
Purl: pkg:deb/ubuntu/[email protected]?arch=source&distro=trusty
Affected ranges
Type: ECOSYSTEM
Events:
Introduced- 0
Fixed -None
Affected versions
1.4.18-1.1ubuntu1
1.4.20-2
1.4.20-2ubuntu1
1.4.21-1ubuntu1
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
