Veracode Vulnerability DatabaseVERACODE:38894Authentication Bypass
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
51.3%
Linux kernel is vulnerable to Authentication Bypass. The vulnerability exists in the nf_conntrack_irc because it incorrectly matches the massage, which allows an attacker to bypass the firewall when users are using unencrypted IRC with nf_conntrack_irc configured
References
git://git.launchpad.net/ubuntu-cve-tracker/tree/active/CVE-2022-2663
dgl.cx/2022/08/nat-again-irc-cve-2022-2663
lists.debian.org/debian-lts-announce/2022/10/msg00000.html
lists.debian.org/debian-lts-announce/2022/11/msg00001.html
lore.kernel.org/netfilter-devel/20220826045658.100360-1-dgl%40dgl.cx/T/
lore.kernel.org/netfilter-devel/[email protected]/T/
www.debian.org/security/2022/dsa-5257
www.openwall.com/lists/oss-security/2022/08/30/1
www.youtube.com/watch?v=WIq-YgQuYCA
Related
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
51.3%