High severity · published Aug 10, 2022
CVE-2022-25763
Improper input validation on HTTP/2 headers
7.5
CVSS
2.1%
EPSS
No
On KEV
Description
Improper Input Validation vulnerability in HTTP/2 request validation of Apache Traffic Server allows an attacker to create smuggle or cache poison attacks. This issue affects Apache Traffic Server 8.0.0 to 9.1.2.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.1% · higher than 81% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AT
Apache Traffic Server · Apache Software Foundation
8.0.0 to 9.1.2 · source: vendor
DL
Debian Linux · Debian
11.0 · source: NVD
FE
Fedora · Fedoraproject
35; 36 · source: NVD
TS
Traffic Server · Apache
8.0.0 before 8.1.5; 9.0.0 before 9.1.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-25763
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-25763
Mailing List
https://lists.apache.org/thread/rc64lwbdgrkv674koc3zl1sljr9vwg21
Mailing List
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CJ67IWD5PRJUOIYIDJRUG3UMS2UF4X4J/
Mailing List
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZCSBQBYPOZSWS5LCOAQ6LJLRLXFIAW5A/
Third Party Advisory
https://www.debian.org/security/2022/dsa-5206
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