High severity · published Sep 6, 2022
CVE-2022-32264
sys/netinet/tcp_timer.h in FreeBSD before 7.0 contains a denial-of-service (DoS) vulnerability due to improper handling of TSopt on TCP connections
7.5
CVSS
0.8%
EPSS
No
On KEV
Description
sys/netinet/tcp_timer.h in FreeBSD before 7.0 contains a denial-of-service (DoS) vulnerability due to improper handling of TSopt on TCP connections. NOTE: This vulnerability only affects products that are no longer supported by the maintainer
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 57% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FR
Freebsd · Freebsd
before 7.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-32264
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-32264
Third Party Advisory
http://jvn.jp/en/jp/JVN20930118/
Mailing List
https://cgit.freebsd.org/src/commit/?id=4dc630cdd2f7a790604d2724ecb19c6aa95130a7
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