CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
Percentile
69.3%
Suricata before 5.0.8 and 6.x before 6.0.4 allows TCP evasion via a client
with a crafted TCP/IP stack that can send a certain sequence of segments.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
ubuntu | 18.04 | noarch | suricata | < any | UNKNOWN |
ubuntu | 22.04 | noarch | suricata | < 1:6.0.4-1 | UNKNOWN |
ubuntu | 22.10 | noarch | suricata | < 1:6.0.4-1 | UNKNOWN |
ubuntu | 23.04 | noarch | suricata | < 1:6.0.4-1 | UNKNOWN |
ubuntu | 23.10 | noarch | suricata | < 1:6.0.4-1 | UNKNOWN |
ubuntu | 24.04 | noarch | suricata | < 1:6.0.4-1 | UNKNOWN |
ubuntu | 16.04 | noarch | suricata | < any | UNKNOWN |
forum.suricata.io/t/suricata-6-0-4-and-5-0-8-released/1942
github.com/OISF/suricata/releases
launchpad.net/bugs/cve/CVE-2021-37592
nvd.nist.gov/vuln/detail/CVE-2021-37592
redmine.openinfosecfoundation.org/issues/4569
redmine.openinfosecfoundation.org/issues/4569 (not public)
security-tracker.debian.org/tracker/CVE-2021-37592
www.cve.org/CVERecord?id=CVE-2021-37592
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
Percentile
69.3%