CVE-2019-9512

CVE-2019-9512 is a HTTP/2 denial-of-service issue caused by ping floods that can trigger unbounded memory/CPU growth. Connected advisories confirm concrete remediation paths across environments: for Go-based HTTP/2 stacks, upgrading Go to 1.12.8 or newer (addresses CVE-2019-9512/9514 and related ...

CVE-2019-9512

Some HTTP/2 implementations are vulnerable to ping floods, potentially leading to a denial of service. The attacker sends continual pings to an HTTP/2 peer, causing the peer to build an internal queue of responses. Depending on how efficiently this data is queued, this can consume excess CPU,...

CVE-2019-9512

Some HTTP/2 implementations are vulnerable to ping floods, potentially leading to a denial of service. The attacker sends continual pings to an HTTP/2 peer, causing the peer to build an internal queue of responses. Depending on how efficiently this data is queued, this can consume excess CPU,...

CVE-2019-9512

Some HTTP/2 implementations are vulnerable to ping floods, potentially leading to a denial of service. The attacker sends continual pings to an HTTP/2 peer, causing the peer to build an internal queue of responses. Depending on how efficiently this data is queued, this can consume excess CPU,...

UBUNTU-CVE-2019-9512

Some HTTP/2 implementations are vulnerable to ping floods, potentially leading to a denial of service. The attacker sends continual pings to an HTTP/2 peer, causing the peer to build an internal queue of responses. Depending on how efficiently this data is queued, this can consume excess CPU,...

HTTP/2 implementations do not robustly handle abnormal traffic and resource exhaustion

Overview Multiple HTTP/2 implementations are vulnerable to a variety of denial-of-service DoS attacks. Description The Security Considerations section of RFC7540 discusses some of the considerations needed for HTTP/2 connections as they demand more resources to operate than HTTP/1.1 connections...

h2o -- multiple HTTP/2 vulnerabilities

Jonathon Loomey of Netflix reports: HTTP/2 implementations do not robustly handle abnormal traffic and resource exhaustion Recently, a series of DoS attack vulnerabilities have been reported on a broad range of HTTP/2 stacks. Among the vulnerabilities, H2O is exposed to the following: CVE-2019-95...

h2o -- multiple HTTP/2 vulnerabilities

Jonathon Loomey of Netflix reports: HTTP/2 implementations do not robustly handle abnormal traffic and resource exhaustion Recently, a series of DoS attack vulnerabilities have been reported on a broad range of HTTP/2 stacks. Among the vulnerabilities, H2O is exposed to the following: CVE-2019-95...

Hardening Linux Security in few seconds using "Server Shield"

Are you running Linux just because you think it's safer than Windows? Think again. Sure, security is a built-in feature and extends right from the Linux kernel to the desktop, but it still leaves enough room to let someone muck about with your /home folder. Linux might be impervious to viruses an...

Code injection

PHP-Ping 1.3 does not properly validate ping counts, which allows remote attackers to cause a denial of service ping flood via a negative count parameter...

CVE-2006-0475

CVE-2006-0475 describes a vulnerability in PHP-Ping 1.3 where ping counts are not properly validated. An attacker can trigger a denial-of-service (ping flood) by supplying a negative count parameter. The NVD entry lists a CVSS v2 base score of 5.0 (Medium) with network access, no authentication r...

ping.asp

The 'ping.asp' CGI is installed. Some versions allows a cracker to launch a ping flood against your machine or another by entering '127.0.0.1 -l 65000 -t' in the Address field. OpenVAS Vulnerability Test $Id: pingasp.nasl 8023 2017-12-07 08:36:26Z teissa $ Description: ping.asp Authors: Michel...

ping.asp

The SPDX-FileCopyrightText: 2002 Michel Arboi Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription scriptoid"1.3.6.1.4.1.25623.1.0.10968";...

BlackIce DoS (ping flood)

It was possible to crash the remote machine by flooding it with 10 KB ping packets. SPDX-FileCopyrightText: 2002 Michel Arboi Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only TBD : eEyes...

Bluetooth SIG Denial of Service vulnerability

The next D.o.S. can be reproduced "at home", with a simple laptop. A bluettoth enabled PDA can reach same results. 1 D.o.S. to the bluetooth device Many bluetooth device communications can be totally inhibited simply by sending a ping-flood to the device from a linux laptop with bluetooth...

buffalo AirStation G54 - (WBR-G54 ) DoS

Hellow! I found bad bug/owerflow for buffalo g54 airstions: here my simple tests: schem of tests: I used 2 broadband routers Airstation WBR-g54 first named: g54-01, second - g54-02 both broadband routers set to pear-to-pear connection mode not point- multipoint atacker...

Vulnerability in Black ICE Defender

The current version of BlackICE Defender 2.9.caq and 2.9.cap running on a Windows 2000 machine can be remotely crashed using a very basic ping flood. This has been tested with Divine Intervention 2 & 3, Sisoft Sandra Network LAN benchmark. Setting the packet size to about 10,000 bytes causes a Bl...

CVE-2000-0292

The Adtran MX2800 M13 Multiplexer allows remote attackers to cause a denial of service via a ping flood to the Ethernet interface, which causes the device to crash...

CVE-2000-0292

The CVE-2000-0292 entry concerns the Adtran MX2800 M13 Multiplexer. The vulnerability is a remote DoS caused by sending a ping flood to the Ethernet interface, which crashes the device. The NVD record lists a CVSS v2 base score of 5.0 (Medium) with network attack vector, low attack complexity, no...

old DOS still good 4 win2k

Well, nothing new on the flatline, but I think that can be useful to send this one. We tested out the win 2k beta version, and we've found that some old attacks are still valid to cause a DOS. Specifically the simple ping flood from a PII 300 to another PII 300 with 64Mb RAM, can freez the box...