5.3 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:L/Au:N/C:N/I:P/A:N
0.002 Low
EPSS
Percentile
58.3%
An issue was found in the Linux kernel in nf_conntrack_irc where the
message handling can be confused and incorrectly matches the message. A
firewall may be able to be bypassed when users are using unencrypted IRC
with nf_conntrack_irc configured.
Author | Note |
---|---|
rodrigo-zaiden | USN-5975-1 first publication included esm/xenial linux-gcp version 4.15.0-1146.162~16.04.1 by mistake, please refer to USN-6007-1. |
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
ubuntu | 18.04 | noarch | linux | < 4.15.0-204.215 | UNKNOWN |
ubuntu | 20.04 | noarch | linux | < 5.4.0-136.153 | UNKNOWN |
ubuntu | 22.04 | noarch | linux | < 5.15.0-57.63 | UNKNOWN |
ubuntu | 22.10 | noarch | linux | < 5.19.0-28.29 | UNKNOWN |
ubuntu | 16.04 | noarch | linux | < 4.4.0-239.273) Available with Ubuntu Pro or Ubuntu Pro (Infra-only | UNKNOWN |
ubuntu | 18.04 | noarch | linux-aws | < 4.15.0-1150.163 | UNKNOWN |
ubuntu | 20.04 | noarch | linux-aws | < 5.4.0-1093.101 | UNKNOWN |
ubuntu | 22.04 | noarch | linux-aws | < 5.15.0-1027.31 | UNKNOWN |
ubuntu | 22.10 | noarch | linux-aws | < 5.19.0-1016.17 | UNKNOWN |
ubuntu | 14.04 | noarch | linux-aws | < 4.4.0-1117.123) Available with Ubuntu Pro or Ubuntu Pro (Infra-only | UNKNOWN |
dgl.cx/2022/08/nat-again-irc-cve-2022-2663
launchpad.net/bugs/cve/CVE-2022-2663
lore.kernel.org/netfilter-devel/[email protected]/T/
nvd.nist.gov/vuln/detail/CVE-2022-2663
security-tracker.debian.org/tracker/CVE-2022-2663
ubuntu.com/security/notices/USN-5791-1
ubuntu.com/security/notices/USN-5791-2
ubuntu.com/security/notices/USN-5791-3
ubuntu.com/security/notices/USN-5792-1
ubuntu.com/security/notices/USN-5792-2
ubuntu.com/security/notices/USN-5793-1
ubuntu.com/security/notices/USN-5793-2
ubuntu.com/security/notices/USN-5793-3
ubuntu.com/security/notices/USN-5793-4
ubuntu.com/security/notices/USN-5815-1
ubuntu.com/security/notices/USN-5854-1
ubuntu.com/security/notices/USN-5861-1
ubuntu.com/security/notices/USN-5862-1
ubuntu.com/security/notices/USN-5865-1
ubuntu.com/security/notices/USN-5877-1
ubuntu.com/security/notices/USN-5883-1
ubuntu.com/security/notices/USN-5924-1
ubuntu.com/security/notices/USN-5975-1
ubuntu.com/security/notices/USN-6001-1
ubuntu.com/security/notices/USN-6007-1
ubuntu.com/security/notices/USN-6013-1
ubuntu.com/security/notices/USN-6014-1
ubuntu.com/security/notices/USN-6247-1
www.cve.org/CVERecord?id=CVE-2022-2663
www.openwall.com/lists/oss-security/2022/08/30/1
5.3 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:L/Au:N/C:N/I:P/A:N
0.002 Low
EPSS
Percentile
58.3%