30 matches found
User Impersonation
Overview Affected versions of this package are vulnerable to User Impersonation via the PROXY protocol header. An attacker can gain unauthorized access by sending a crafted header with a forged source IP address, thereby bypassing IP-based access controls. Remediation A fix was pushed into the...
CVE-2026-53791
rsync daemon before 3.5.0 contains an IP address spoofing vulnerability that allows unauthenticated remote attackers to bypass IP-based access controls by sending a crafted PROXY protocol header with a forged source address. Attackers who can connect directly to the rsync daemon can inject a...
CVE-2026-53791: Authentication Bypass by Spoofing
rsync daemon before 3.5.0 contains an IP address spoofing vulnerability that allows unauthenticated remote attackers to bypass IP-based access controls by sending a crafted PROXY protocol header with a forged source address. Attackers who can connect directly to the rsync daemon can inject a...
curl: CURLOPT_HAPROXY_CLIENT_IP lacks input validation, enabling HAProxy PROXY protocol injection
Summary The CURLOPTHAPROXYCLIENTIP option accepts an arbitrary string without validating that it is a valid IP address, and without stripping special characters such as \r\n CRLF or spaces. Because this value is embedded directly into the HAProxy PROXY protocol v1 header line, an attacker who can...
CVE-2026-48772
A flaw was found in ProxySQL, a proxy for MySQL and its forks, as well as PostgreSQL. A remote attacker can exploit this vulnerability by sending a specially crafted PROXY protocol version 1 PP1 header with an 'UNKNOWN' protocol token. Despite the specification requiring these address fields to b...
BIT-MONGODB-2026-1848 Connections received from the proxy port may not count towards total accepted connections
Connections received from the proxy port may not count towards total accepted connections, resulting in server crashes if the total number of connections exceeds available resources. This only applies to connections accepted from the proxy port, pending the proxy protocol header...
CVE-2026-1848
Connections received from the proxy port may not count towards total accepted connections, resulting in server crashes if the total number of connections exceeds available resources. This only applies to connections accepted from the proxy port, pending the proxy protocol header...
UBUNTU-CVE-2026-1848
Connections received from the proxy port may not count towards total accepted connections, resulting in server crashes if the total number of connections exceeds available resources. This only applies to connections accepted from the proxy port, pending the proxy protocol header...
CVE-2026-1848 Connections received from the proxy port may not count towards total accepted connections
Connections received from the proxy port may not count towards total accepted connections, resulting in server crashes if the total number of connections exceeds available resources. This only applies to connections accepted from the proxy port, pending the proxy protocol header...
CVE-2026-1848
CVE-2026-1848 affects a MongoDB component where connections received via the proxy port are not counted toward the total accepted connections while the proxy protocol header is pending. This can allow the server to reach resource limits, potentially causing crashes when the total connections exce...
CVE-2026-1848 Connections received from the proxy port may not count towards total accepted connections
Connections received from the proxy port may not count towards total accepted connections, resulting in server crashes if the total number of connections exceeds available resources. This only applies to connections accepted from the proxy port, pending the proxy protocol header...
Connections received from the proxy port may not count towards total accepted connections
Connections received from the proxy port may not count towards total accepted connections, resulting in server crashes if the total number of connections exceeds available resources. This only applies to connections accepted from the proxy port, pending the proxy protocol header...
CVE-2026-1848: Allocation of Resources Without Limits or Throttling
Connections received from the proxy port may not count towards total accepted connections, resulting in server crashes if the total number of connections exceeds available resources. This only applies to connections accepted from the proxy port, pending the proxy protocol header...
PT-2026-7421
Name of the Vulnerable Software and Affected Versions Connections affected versions not specified Description The system may not accurately count connections received through the proxy port, specifically when a proxy protocol header is present. This can lead to the server exceeding its connection...
SUSE CVE-2020-35470
Envoy before 1.16.1 logs an incorrect downstream address because it considers only the directly connected peer, not the information in the proxy protocol header. This affects situations with tcp-proxy as the network filter not HTTP filters...
Go-proxyproto DoS
The vulnerability of the PROXY protocol library in the Golang language is related to the absence of a timeout during the waiting for the proxy protocol header. Exploiting this vulnerability allows a remote attacker to cause service interruptions...
CVE-2021-23409
The package github.com/pires/go-proxyproto before 0.6.0 are vulnerable to Denial of Service DoS via creating connections without the proxy protocol header...
CVE-2021-23409
The package github.com/pires/go-proxyproto before 0.6.0 are vulnerable to Denial of Service DoS via creating connections without the proxy protocol header...
