691 matches found
UBUNTU-CVE-2023-41337
h2o is an HTTP server with support for HTTP/1.x, HTTP/2 and HTTP/3. In version 2.3.0-beta2 and prior, when h2o is configured to listen to multiple addresses or ports with each of them using different backend servers managed by multiple entities, a malicious backend entity that also has the...
Memory corruption
h2o is an HTTP server with support for HTTP/1.x, HTTP/2 and HTTP/3. The QUIC stack quicly, as used by H2O up to commit 43f86e5 in version 2.3.0-beta and prior, is susceptible to a state exhaustion attack. When H2O is serving HTTP/3, a remote attacker can exploit this vulnerability to progressivel...
CVE-2023-41337
h2o is an HTTP server with support for HTTP/1.x, HTTP/2 and HTTP/3. In version 2.3.0-beta2 and prior, when h2o is configured to listen to multiple addresses or ports with each of them using different backend servers managed by multiple entities, a malicious backend entity that also has the...
CVE-2023-50247
h2o is an HTTP server with support for HTTP/1.x, HTTP/2 and HTTP/3. The QUIC stack quicly, as used by H2O up to commit 43f86e5 in version 2.3.0-beta and prior, is susceptible to a state exhaustion attack. When H2O is serving HTTP/3, a remote attacker can exploit this vulnerability to progressivel...
CVE-2023-50247
The CVE-2023-50247 issue affects the h2o HTTP server (HTTP/1.x, HTTP/2, HTTP/3) where the QUIC stack (quicly), used in versions up to 2.3.0-beta, can trigger a state-exhaustion DoS when serving HTTP/3. The underlying cause is memory growth in the QUIC stack, which may lead to memory exhaustion an...
CVE-2023-50247 h2o QUIC state exhaustion DoS
h2o is an HTTP server with support for HTTP/1.x, HTTP/2 and HTTP/3. The QUIC stack quicly, as used by H2O up to commit 43f86e5 in version 2.3.0-beta and prior, is susceptible to a state exhaustion attack. When H2O is serving HTTP/3, a remote attacker can exploit this vulnerability to progressivel...
CVE-2023-50247 h2o QUIC state exhaustion DoS
h2o is an HTTP server with support for HTTP/1.x, HTTP/2 and HTTP/3. The QUIC stack quicly, as used by H2O up to commit 43f86e5 in version 2.3.0-beta and prior, is susceptible to a state exhaustion attack. When H2O is serving HTTP/3, a remote attacker can exploit this vulnerability to progressivel...
CVE-2023-41337 h2o vulnerable to TLS session resumption misdirection
h2o is an HTTP server with support for HTTP/1.x, HTTP/2 and HTTP/3. In version 2.3.0-beta2 and prior, when h2o is configured to listen to multiple addresses or ports with each of them using different backend servers managed by multiple entities, a malicious backend entity that also has the...
CVE-2023-41337
Summary: CVE-2023-41337 affects the H2O HTTP server prior to 2.3.0-beta2 when configured to listen on multiple addresses/ports with backend servers from multiple entities. A malicious backend that can observe/inject client–server packets may misdirect TLS session resumption, causing HTTPS request...
CVE-2023-41337 h2o vulnerable to TLS session resumption misdirection
h2o is an HTTP server with support for HTTP/1.x, HTTP/2 and HTTP/3. In version 2.3.0-beta2 and prior, when h2o is configured to listen to multiple addresses or ports with each of them using different backend servers managed by multiple entities, a malicious backend entity that also has the...
h2o data forgery problem vulnerability
h2o is a new generation of HTTP server. Not only is it very fast compared to older generation HTTP servers, but it also provides faster response to end users. A data forgery issue vulnerability exists in h2o 2.3.0-beta2 and earlier versions, which arises from an opportunity for a malicious backen...
h2o Security Vulnerabilities
h2o is a new generation of HTTP server. Not only is it very fast compared to older generation HTTP servers, but it also provides faster responses to end users. A security vulnerability exists in versions prior to h2o 43f86e5 that stems from the application's use of the QUIC stack, which can be...
GHSA-6MV8-95X5-XCQ9 H2O local file inclusion vulnerability
A Local File Inclusion LFI vulnerability exists in the h2o-3 REST API, allowing unauthenticated remote attackers to read arbitrary files on the server with the permissions of the user running the h2o-3 instance. This issue affects the default installation and does not require user interaction. Th...
H2O local file inclusion vulnerability
A Local File Inclusion LFI vulnerability exists in the h2o-3 REST API, allowing unauthenticated remote attackers to read arbitrary files on the server with the permissions of the user running the h2o-3 instance. This issue affects the default installation and does not require user interaction. Th...
CVE-2023-6038
A Local File Inclusion LFI vulnerability exists in the h2o-3 REST API, allowing unauthenticated remote attackers to read arbitrary files on the server with the permissions of the user running the h2o-3 instance. This issue affects the default installation and does not require user interaction. Th...
CVE-2023-6017
H2O included a reference to an S3 bucket that no longer existed allowing an attacker to take over the S3 bucket URL...
CVE-2023-6013
H2O is vulnerable to stored XSS vulnerability which can lead to a Local File Include attack...
CVE-2023-6013
H2O is vulnerable to stored XSS vulnerability which can lead to a Local File Include attack...