CVE-2022-26377

mod_proxy_ajp: Possible request smuggling

Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling') vulnerability in mod_proxy_ajp of Apache HTTP Server allows an attacker to smuggle requests to the AJP server it forwards requests to. This issue affects Apache HTTP Server Apache HTTP Server 2.4 version 2.4.53 and prior versions.

Affected

Apache Software Foundation · Apache HTTP Server

CVSS v3.1 NVD

7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

CVSS v2.0 NVD

5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:P/A:N

EPSS

21.08% chance of exploitation in the next 30 days, 98th percentile

Published

2022-06-08

Updated

2024-08-03

Proof-of-concept exploits (1)

• watchtowrlabs/ibm-qradar-ajp_smuggling_CVE-2022-26377_poc5★ · 2024-04-12

Security advisories

• https://httpd.apache.org/security/vulnerabilities_24.html
• http://www.openwall.com/lists/oss-security/2022/06/08/2
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/…
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/…
• https://security.gentoo.org/glsa/202208-20
• https://security.netapp.com/advisory/ntap-20220624-0005

References

• CVE Record
• NVD entry