CVE-2022-22720
CRITICALCVSS 9.8/10EPSS 28.19%
Last modified
CVE-2022-22720 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Apache HTTP Server 2.4.52 and earlier fails to close inbound connection when errors are encountered discarding the request body, exposing the server to HTTP Request Smuggling. EPSS estimates a 28.19% chance of exploitation in the next 30 days.
Description
Apache HTTP Server 2.4.52 and earlier fails to close inbound connection when errors are encountered discarding the request body, exposing the server to HTTP Request Smuggling
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Apache | Http Server | <= 2.4.52 | — |
| Fedoraproject | Fedora | 34 | — |
| Fedoraproject | Fedora | 35 | — |
| Fedoraproject | Fedora | 36 | — |
| Debian | Debian Linux | 9.0 | — |
| Oracle | Enterprise Manager Ops Center | 12.4.0.0 | — |
| Oracle | Http Server | 12.2.1.3.0 | — |
| Oracle | Http Server | 12.2.1.4.0 | — |
| Oracle | Zfs Storage Appliance Kit | 8.8 | — |
| Apple | Mac Os X | 10.15.7 | Security Update 2020-001 |
| Apple | Macos | < 10.15.7 | — |
| Apple | Macos | >= 11.0, < 11.6.6 | — |
| Apple | Macos | >= 12.0, <= 12.4 | — |
References
- http://seclists.org/fulldisclosure/2022/May/33Mailing List, Third Party Advisory
- http://seclists.org/fulldisclosure/2022/May/35Mailing List, Third Party Advisory
- http://seclists.org/fulldisclosure/2022/May/38Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2022/03/14/3Mailing List, Third Party Advisory
- https://httpd.apache.org/security/vulnerabilities_24.htmlVendor Advisory
- https://lists.debian.org/debian-lts-announce/2022/03/msg00033.htmlMailing List, Third Party Advisory
- https://security.gentoo.org/glsa/202208-20Third Party Advisory
- https://security.netapp.com/advisory/ntap-20220321-0001/Third Party Advisory
- https://support.apple.com/kb/HT213255Third Party Advisory
- https://support.apple.com/kb/HT213256Third Party Advisory
- https://support.apple.com/kb/HT213257Third Party Advisory
- https://www.oracle.com/security-alerts/cpuapr2022.htmlPatch, Third Party Advisory
- https://www.oracle.com/security-alerts/cpujul2022.htmlThird Party Advisory
- http://seclists.org/fulldisclosure/2022/May/33Mailing List, Third Party Advisory
- http://seclists.org/fulldisclosure/2022/May/35Mailing List, Third Party Advisory
- http://seclists.org/fulldisclosure/2022/May/38Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2022/03/14/3Mailing List, Third Party Advisory
- https://httpd.apache.org/security/vulnerabilities_24.htmlVendor Advisory
- https://lists.debian.org/debian-lts-announce/2022/03/msg00033.htmlMailing List, Third Party Advisory
- https://security.gentoo.org/glsa/202208-20Third Party Advisory
- https://security.netapp.com/advisory/ntap-20220321-0001/Third Party Advisory
- https://support.apple.com/kb/HT213255Third Party Advisory
- https://support.apple.com/kb/HT213256Third Party Advisory
- https://support.apple.com/kb/HT213257Third Party Advisory
- https://www.oracle.com/security-alerts/cpuapr2022.htmlPatch, Third Party Advisory
- https://www.oracle.com/security-alerts/cpujul2022.htmlThird Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2022-22720?
Apache HTTP Server 2.4.52 and earlier fails to close inbound connection when errors are encountered discarding the request body, exposing the server to HTTP Request Smuggling
How severe is CVE-2022-22720?
CVE-2022-22720 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 28.19% probability of exploitation in the next 30 days.
How do I fix CVE-2022-22720?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2022-22720?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST