CVE-2022-23943
9.8
CRITICAL · CVSS 3.1 · EPSS 50.4% (pctl 99)
Patch early
EPSS 50.4% — above the 10% action threshold.
Description
Out-of-bounds Write vulnerability in mod_sed of Apache HTTP Server allows an attacker to overwrite heap memory with possibly attacker provided data. This issue affects Apache HTTP Server 2.4 version 2.4.52 and prior versions.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 50.4% — more likely to be exploited than 99% of all CVEs |
| Weakness | CWE-190 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2022-03-14 |
| Last modified | 2026-06-17 |
Affected (5)
| Vendor | Product |
|---|---|
| apache | http server |
| debian | debian linux |
| fedoraproject | fedora |
| oracle | http server |
| oracle | zfs storage appliance kit |
References
- http://www.openwall.com/lists/oss-security/2022/03/14/1
- https://httpd.apache.org/security/vulnerabilities_24.html
- https://lists.debian.org/debian-lts-announce/2022/03/msg00033.html
- 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-20220321-0001/
- https://www.oracle.com/security-alerts/cpuapr2022.html
- https://www.tenable.com/security/tns-2022-08
- https://www.tenable.com/security/tns-2022-09
- http://www.openwall.com/lists/oss-security/2022/03/14/1
- https://httpd.apache.org/security/vulnerabilities_24.html
- https://lists.debian.org/debian-lts-announce/2022/03/msg00033.html
- 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-20220321-0001/
- https://www.oracle.com/security-alerts/cpuapr2022.html
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