CVE-2021-44224
high · 8.2A crafted URI sent to httpd configured as a forward proxy (ProxyRequests on) can cause a crash (NULL pointer dereference) or, for configurations mixing forward and reverse proxy declarations, can allow for requests to be directed to a declared Unix Domain Socket endpoint (Server Side Request Forgery). This issue affects Apache HTTP Server 2.4.7 up to 2.4.51 (included).
8.2
CVSS
82.3%
EPSS (exploit prob.)
100th
EPSS percentile
2021-12-20
Published
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
Weaknesses
CWE-476
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| apache | http_server | >= 2.4.7, < 2.4.52 |
| fedoraproject | fedora | 34 |
| fedoraproject | fedora | 35 |
| fedoraproject | fedora | 36 |
| debian | debian_linux | 10.0 |
| debian | debian_linux | 11.0 |
| tenable | tenable.sc | >= 5.14.0, < 5.20.0 |
| tenable | tenable.sc | >= 5.16.0, < 202201.1 |
| oracle | communications_element_manager | < 9.0 |
| oracle | communications_operations_monitor | 4.0 |
| oracle | communications_operations_monitor | 4.3 |
| oracle | communications_operations_monitor | 4.4 |
| oracle | communications_operations_monitor | 5.0 |
| oracle | communications_session_report_manager | < 9.0 |
| oracle | communications_session_route_manager | < 9.0 |
| oracle | http_server | all versions |
| oracle | http_server | 12.2.1.3.0 |
| oracle | http_server | 12.2.1.4.0 |
| oracle | instantis_enterprisetrack | 17.1 |
| oracle | instantis_enterprisetrack | 17.2 |
| oracle | instantis_enterprisetrack | 17.3 |
| apple | mac_os_x | 10.15.7 |
| apple | mac_os_x | 10.15.7 |
| apple | mac_os_x | 10.15.7 |
| apple | mac_os_x | 10.15.7 |
| apple | mac_os_x | 10.15.7 |
| apple | mac_os_x | 10.15.7 |
| apple | mac_os_x | 10.15.7 |
| apple | mac_os_x | 10.15.7 |
| apple | mac_os_x | 10.15.7 |
| apple | mac_os_x | 10.15.7 |
| apple | mac_os_x | 10.15.7 |
| apple | mac_os_x | 10.15.7 |
| apple | mac_os_x | 10.15.7 |
| apple | macos | < 10.15.7 |
| apple | macos | >= 11.0, < 11.6.6 |
| apple | macos | >= 12.0.0, < 12.4 |
Check a specific version with /api/v1/cve/match.
References
- http://httpd.apache.org/security/vulnerabilities_24.html
- http://seclists.org/fulldisclosure/2022/May/33
- http://seclists.org/fulldisclosure/2022/May/35
- http://seclists.org/fulldisclosure/2022/May/38
- http://www.openwall.com/lists/oss-security/2021/12/20/3
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BFSWOH4X77CV7AH7C4RMHUBDWKQDL4YH/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RGWILBORT67SHMSLYSQZG2NMXGCMPUZO/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/X73C35MMMZGBVPQQCH7LQZUMYZNQA5FO/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z7H26WJ6TPKNWV3QKY4BHKUKQVUTZJTD/
- https://security.gentoo.org/glsa/202208-20
- https://security.netapp.com/advisory/ntap-20211224-0001/
- https://support.apple.com/kb/HT213255
- https://support.apple.com/kb/HT213256
- https://support.apple.com/kb/HT213257
- https://www.debian.org/security/2022/dsa-5035
- https://www.oracle.com/security-alerts/cpuapr2022.html
- https://www.oracle.com/security-alerts/cpujan2022.html
- https://www.tenable.com/security/tns-2022-01
- https://www.tenable.com/security/tns-2022-03
- http://httpd.apache.org/security/vulnerabilities_24.html
- http://seclists.org/fulldisclosure/2022/May/33
- http://seclists.org/fulldisclosure/2022/May/35
- http://seclists.org/fulldisclosure/2022/May/38
- http://www.openwall.com/lists/oss-security/2021/12/20/3
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BFSWOH4X77CV7AH7C4RMHUBDWKQDL4YH/
Query this programmatically:
curl https://evil-db.io/api/v1/cve/CVE-2021-44224