CVE-2026-33857

Out-of-bounds Read vulnerability in modproxyajp of Apache HTTP Server. This issue affects Apache HTTP Server: through 2.4.66. Users are recommended to upgrade to version 2.4.67, which fixes the issue...

Exploit for CVE-2020-1938

CVE-2020-1938 Tomcat AJP Ghostcat Analysis This repository co...

PT-2026-37040

Name of the Vulnerable Software and Affected Versions Apache HTTP Server versions prior to 2.4.67 Description A heap-based buffer overflow exists in the mod proxy ajp module. If mod proxy ajp connects to a malicious AJP server, that server can send a crafted AJP message causing the system to writ...

EUVD-2000-1229

Malware in sbrugna...

Linux Distros Unpatched Vulnerability : CVE-2023-5379

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A flaw was found in Undertow. When an AJP request is sent that exceeds the max-header-size attribute in ajp-listener, JBoss EAP is marked in an error state by...

Linux Distros Unpatched Vulnerability : CVE-2022-1319

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A flaw was found in Undertow. For an AJP 400 response, EAP 7 is improperly sending two response packets, and those packets have the reuse flag set even though...

Linux Distros Unpatched Vulnerability : CVE-2020-1938

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - When using the Apache JServ Protocol AJP, care must be taken when trusting incoming connections to Apache Tomcat. Tomcat treats AJP connections as having higher...

undertow: special character in query results in server errors

A flaw was found in the Undertow AJP connector. Malicious requests and abrupt connection closes could be triggered by an attacker using query strings with non-RFC compliant characters resulting in a denial of service. The highest threat from this vulnerability is to system availability...

undertow: AJP Request closes connection exceeding maxRequestSize

A flaw was found in Undertow. When an AJP request is sent that exceeds the max-header-size attribute in ajp-listener, JBoss EAP is marked in an error state by modcluster in httpd, causing JBoss EAP to close the TCP connection without returning an AJP response. This happens because modproxycluster...

undertow: Large AJP request may cause DoS

A flaw was found in Undertow. AJP requests to the server may allow an attacker to send a malicious request and trigger server errors, resulting in a denial of service...

undertow: AJP Request closes connection exceeding maxRequestSize

A flaw was found in Undertow. When an AJP request is sent that exceeds the max-header-size attribute in ajp-listener, JBoss EAP is marked in an error state by modcluster in httpd, causing JBoss EAP to close the TCP connection without returning an AJP response. This happens because modproxycluster...

undertow: Large AJP request may cause DoS

A flaw was found in Undertow. AJP requests to the server may allow an attacker to send a malicious request and trigger server errors, resulting in a denial of service...

PT-2024-9163 · Trellix · Trellix Enterprise Security Manager

Name of the Vulnerable Software and Affected Versions: Trellix Enterprise Security Manager ESM version 11.6.10 Description: A vulnerability in the system allows unauthenticated access to the internal Snowservice API, leading to improper handling of path traversal and insecure forwarding to an AJP...

undertow: url-encoded request path information can be broken on ajp-listener

A vulnerability was found in Undertow, where URL-encoded request paths can be mishandled during concurrent requests on the AJP listener. This issue arises because the same buffer is used to decode the paths for multiple requests simultaneously, leading to incorrect path information being processe...

DEBIAN-CVE-2023-5379

A flaw was found in Undertow. When an AJP request is sent that exceeds the max-header-size attribute in ajp-listener, JBoss EAP is marked in an error state by modcluster in httpd, causing JBoss EAP to close the TCP connection without returning an AJP response. This happens because modproxycluster...

httpd: mod_proxy_ajp: Possible request smuggling

A flaw was found in the modproxyajp module of httpd. The connection is not closed when there is an invalid Transfer-Encoding header, allowing an attacker to smuggle requests to the AJP server, where it forwards requests...

DEBIAN-CVE-2023-34981

A regression in the fix for bug 66512 in Apache Tomcat 11.0.0-M5, 10.1.8, 9.0.74 and 8.5.88 meant that, if a response did not include any HTTP headers no AJP SENDHEADERS messare woudl be sent for the response which in turn meant that at least one AJP proxy modproxyajp would use the response heade...

PT-2023-4472 · Apache +1 · Apache Tomcat +1

Name of the Vulnerable Software and Affected Versions: Apache Tomcat versions 11.0.0-M5, 10.1.8, 9.0.74, and 8.5.88 Description: A regression in the fix for bug 66512 in Apache Tomcat meant that, if a response did not include any HTTP headers, no AJP SEND HEADERS message would be sent for the...

K5790: Apache JServ Protocol vulnerability JVN#79314822

Security Advisory Description Note : Versions that are not listed in this article have not been evaluated for vulnerability to this security advisory. For information about the F5 security policy regarding evaluating older and unsupported versions of F5 products, refer to K4602: Overview of the F...

httpd: mod_proxy_ajp: Possible request smuggling

A flaw was found in the modproxyajp module of httpd. The connection is not closed when there is an invalid Transfer-Encoding header, allowing an attacker to smuggle requests to the AJP server, where it forwards requests...