CVE-2022-31779: Improper HTTP/2 scheme and method validation
First published: Wed Aug 10 2022(Updated: )
Improper Input Validation vulnerability in HTTP/2 header parsing of Apache Traffic Server allows an attacker to smuggle requests. This issue affects Apache Traffic Server 8.0.0 to 9.1.2.
Credit: security@apache.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/trafficserver | <=8.0.2+ds-1+deb10u6 | 8.1.7-0+deb10u2 8.1.7+ds-1~deb11u1 9.2.0+ds-2+deb12u1 9.2.2+ds-1 |
| Apache Traffic Server | >=8.0.0<=8.1.4 | |
| Apache Traffic Server | >=9.0.0<=9.1.2 | |
| Debian | =11.0 | |
| Fedora | =35 | |
| Fedora | =36 |
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Reference Links
- https://lists.apache.org/thread/rc64lwbdgrkv674koc3zl1sljr9vwg21
- https://security-tracker.debian.org/tracker/CVE-2022-31779
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CJ67IWD5PRJUOIYIDJRUG3UMS2UF4X4J/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZCSBQBYPOZSWS5LCOAQ6LJLRLXFIAW5A/
- https://www.debian.org/security/2022/dsa-5206
Frequently Asked Questions
What is the severity of CVE-2022-31779?
CVE-2022-31779 is classified as a medium severity vulnerability due to its potential for request smuggling attacks.
How do I fix CVE-2022-31779?
To fix CVE-2022-31779, upgrade Apache Traffic Server to version 8.1.7 or later, or 9.2.0 or later.
What versions of Apache Traffic Server are affected by CVE-2022-31779?
CVE-2022-31779 affects Apache Traffic Server versions from 8.0.0 up to and including 9.1.2.
Can CVE-2022-31779 impact my Apache server configuration?
Yes, CVE-2022-31779 can impact Apache server configurations by allowing attackers to smuggle HTTP requests.
Is CVE-2022-31779 specific to certain operating systems?
CVE-2022-31779 affects Apache Traffic Server on various operating systems, including Debian and Fedora.
- collector/security-tracker-debian
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- collector/mitre-cve
- source/MITRE
- agent/title
- agent/last-modified-date
- agent/references
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- agent/weakness
- agent/first-publish-date
- agent/description
- agent/event
- agent/source
- agent/tags
- agent/softwarecombine
- collector/nvd-index
- agent/software-canonical-lookup-request
- package-manager/debian
- vendor/apache
- canonical/apache traffic server
- version/apache traffic server/8.0.0
- version/apache traffic server/8.1.4
- version/apache traffic server/9.0.0
- version/apache traffic server/9.1.2
- vendor/debian
- canonical/debian
- version/debian/11.0
- vendor/fedoraproject
- canonical/fedora
- version/fedora/35
- version/fedora/36