CVE-2022-30556
HIGH7.5EPSS 0.49%Information Disclosure in mod_lua with websockets
Published: 6/9/2022Modified: 4/28/2026
Description
Apache HTTP Server 2.4.53 and earlier may return lengths to applications calling r:wsread() that point past the end of the storage allocated for the buffer.
Affected packages (3)
- Alpine/apache2from 0, < 2.4.54-r0
- Bitnami/apachefrom 0, < 2.4.54
- Debian/apache2from 0, < 2.4.54-1~deb11u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
References (9)
- ADVISORYhttps://security.alpinelinux.org/vuln/CVE-2022-30556
- ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2022-30556
- WEBhttps://httpd.apache.org/security/vulnerabilities_24.html
- WEBhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7QUGG2QZWHTITMABFLVXA4DNYUOTPWYQ/
- WEBhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YPY2BLEVJWFH34AX77ZJPLD2OOBYR6ND/
- WEBhttps://nvd.nist.gov/vuln/detail/CVE-2022-30556
- WEBhttps://security.gentoo.org/glsa/202208-20
- WEBhttps://security.netapp.com/advisory/ntap-20220624-0005/
- WEBhttp://www.openwall.com/lists/oss-security/2022/06/08/7