K45320419: TMM with HTTP/2 vulnerability CVE-2018-5514

Security Advisory Description Maliciously crafted HTTP/2 request frames can lead to denial of service. There is data plane exposure for virtual servers when the HTTP2 profile is enabled. There is no control plane exposure to this issue. CVE-2018-5514 Impact The BIG-IP system may temporarily fail ...

K02333782: BIG-IP HTTP/2 vulnerability CVE-2021-22999

Security Advisory Description The BIG-IP system provides an option to connect HTTP/2 clients to HTTP/1.x servers. When a client is slow to accept responses and it closes a connection prematurely, the BIG-IP system may indefinitely retain some streams unclosed. CVE-2021-22999 Impact A remote...

K01587042: BIG-IP SPDY and HTTP/2 profile vulnerability CVE-2016-7475

Security Advisory Description Under some circumstances, the Traffic Management Microkernel TMM may not properly clean-up pool member network connections when using SPDY or HTTP/2 virtual server profiles. CVE-2016-7475 Impact In many cases, the pool members will tear down these network connections...

K94563344: HTTP/2 ALPN vulnerability CVE-2019-6619

Security Advisory Description The Traffic Management Microkernel TMM may restart when a virtual server has an HTTP/2 profile with Application Layer Protocol Negotiation ALPN enabled and it processes traffic where the ALPN extension size is zero. CVE-2019-6619 Impact BIG-IP The Traffic Management...

K98053339: HTTP/2 Ping Flood vulnerability CVE-2019-9512

Security Advisory Description 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, th...

K02591030: HTTP/2 vulnerabilities CVE-2019-9511, CVE-2019-9513, CVE-2019-9516, and CVE-2019-9517

Security Advisory Description CVE-2019-9511 Some HTTP/2 implementations are vulnerable to window size manipulation and stream prioritization manipulation, potentially leading to a denial of service. The attacker requests a large amount of data from a specified resource over multiple streams. They...

K01988340: HTTP/2 Reset Flood vulnerability CVE-2019-9514

Security Advisory Description Some HTTP/2 implementations are vulnerable to a reset flood, potentially leading to a denial of service. The attacker opens a number of streams and sends an invalid request over each stream that should solicit a stream of RSTSTREAM frames from the peer. Depending on...

K12254802: Apache httpd HTTP/2 vulnerability CVE-2016-1546

Security Advisory Description The Apache HTTP Server 2.4.17 and 2.4.18, when modhttp2 is enabled, does not limit the number of simultaneous stream workers for a single HTTP/2 connection, which allows remote attackers to cause a denial of service stream-processing outage via modified flow-control...

K10930474: TMM vulnerability CVE-2017-6155

Security Advisory Description Malformed SPDY or HTTP/2 requests may result in a disruption of service to TMM. Data plane is only exposed when a SPDY or HTTP/2 profile is attached to a virtual server. There is no control plane exposure. CVE-2017-6155 Impact An attacker may be able to disrupt traff...

K31573032: Tomcat vulnerability CVE-2020-13943

Security Advisory Description If an HTTP/2 client connecting to Apache Tomcat 10.0.0-M1 to 10.0.0-M7, 9.0.0.M1 to 9.0.37 or 8.5.0 to 8.5.57 exceeded the agreed maximum number of concurrent streams for a connection in violation of the HTTP/2 protocol, it was possible that a subsequent request made...

K67175700: Apache vulnerabilities CVE-2020-9490, CVE-2020-11984, CVE-2020-11993

Security Advisory Description CVE-2020-9490 Apache HTTP Server versions 2.4.20 to 2.4.43. A specially crafted value for the 'Cache-Digest' header in a HTTP/2 request would result in a crash when the server actually tries to HTTP/2 PUSH a resource afterwards. Configuring the HTTP/2 feature via...

K84341091: Apache2 vulnerability CVE-2019-10081

Security Advisory Description HTTP/2 2.4.20 through 2.4.39 very early pushes, for example configured with "H2PushResource", could lead to an overwrite of memory in the pushing request's pool, leading to crashes. The memory copied is that of the configured push link header values, not data supplie...

K49160100: Apache Tomcat vulnerability CVE-2016-6817

Security Advisory Description The HTTP/2 header parser in Apache Tomcat 9.0.0.M1 to 9.0.0.M11 and 8.5.0 to 8.5.6 entered an infinite loop if a header was received that was larger than the available buffer. This made a denial of service attack possible. CVE-2016-6817 Impact There is no impact; F5...

K97045220: BIG-IP LTM HTTP/2 desync attacks: malicious CRLF placement security exposure

Security Advisory Description Multiple desync attacks have been discovered. For more information refer to the following related articles: K27144609: Overview of HTTP/2 desync attacks K30341203: BIG-IP LTM and NGINX are not exposed to certain desync attacks K63312282: BIG-IP LTM HTTP/2 desync...

K07369970: TMM vulnerability CVE-2017-6151

Security Advisory Description In F5 BIG-IP LTM, AAM, AFM, Analytics, APM, ASM, DNS, Edge Gateway, GTM, Link Controller, PEM, WebAccelerator and WebSafe software version 13.0.0, undisclosed requests made to BIG-IP virtual servers which make use of the "HTTP/2 profile" may result in a disruption of...

K81557381: BIG-IP HTTP/2 vulnerability CVE-2019-6673

Security Advisory Description When the BIG-IP system is configured in HTTP/2 full proxy mode, specifically crafted requests may cause a disruption of service provided by the Traffic Management Microkernel TMM. CVE-2019-6673 Impact An attacker may be able to use a specifically crafted request to...

K58494243: BIG-IP HTTP/2 vulnerability CVE-2020-5891

Security Advisory Description Undisclosed HTTP/2 requests can lead to a denial of service when sent to a virtual server configured with the Fallback Host setting and a server-side HTTP/2 profile. CVE-2020-5891 Impact The Traffic Management Microkernel TMM may generate a core file and restart,...

K30341203: BIG-IP LTM and NGINX are not exposed to certain desync attacks

Security Advisory Description Multiple desync attacks have been discovered. For more information refer to the following related articles: K27144609: Overview of HTTP/2 desync attacks K63312282: BIG-IP LTM HTTP/2 desync attacks: request line injection K97045220: BIG-IP LTM HTTP/2 desync attacks:...

Debian dla-3318 : haproxy - security update

The remote Debian 10 host has packages installed that are affected by a vulnerability as referenced in the dla-3318 advisory. ------------------------------------------------------------------------- Debian LTS Advisory DLA-3318-1 [email protected] https://www.debian.org/lts/security/...

golang.org/x/net vulnerable to Uncontrolled Resource Consumption

A maliciously crafted HTTP/2 stream could cause excessive CPU consumption in the HPACK decoder, sufficient to cause a denial of service from a small number of small requests...