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12 matches found

CVE
CVE
added 2019/08/13 9:15 p.m.5678 views

CVE-2019-9513

Some HTTP/2 implementations are vulnerable to resource loops, potentially leading to a denial of service. The attacker creates multiple request streams and continually shuffles the priority of the streams in a way that causes substantial churn to the priority tree. This can consume excess CPU.

7.8CVSS7.7AI score0.06395EPSS
CVE
CVE
added 2019/08/13 9:15 p.m.5218 views

CVE-2019-9517

Some HTTP/2 implementations are vulnerable to unconstrained interal data buffering, potentially leading to a denial of service. The attacker opens the HTTP/2 window so the peer can send without constraint; however, they leave the TCP window closed so the peer cannot actually write (many of) the byt...

7.8CVSS7.7AI score0.01585EPSS
CVE
CVE
added 2023/10/10 2:15 p.m.4450 views

CVE-2023-44487

The HTTP/2 protocol allows a denial of service (server resource consumption) because request cancellation can reset many streams quickly, as exploited in the wild in August through October 2023.

7.5CVSS8AI score0.94375EPSS
CVE
CVE
added 2019/08/13 9:15 p.m.3721 views

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 manipulate window size and stream priority to...

7.8CVSS6.8AI score0.19992EPSS
CVE
CVE
added 2019/08/13 9:15 p.m.2970 views

CVE-2019-9516

Some HTTP/2 implementations are vulnerable to a header leak, potentially leading to a denial of service. The attacker sends a stream of headers with a 0-length header name and 0-length header value, optionally Huffman encoded into 1-byte or greater headers. Some implementations allocate memory for ...

7.5CVSS7.3AI score0.03292EPSS
CVE
CVE
added 2019/08/13 9:15 p.m.751 views

CVE-2019-9514

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 RST_STREAM frames from the peer. Depending on how the peer queues the RST_STR...

7.8CVSS7.9AI score0.03912EPSS
CVE
CVE
added 2019/08/13 9:15 p.m.515 views

CVE-2019-9518

Some HTTP/2 implementations are vulnerable to a flood of empty frames, potentially leading to a denial of service. The attacker sends a stream of frames with an empty payload and without the end-of-stream flag. These frames can be DATA, HEADERS, CONTINUATION and/or PUSH_PROMISE. The peer spends tim...

7.8CVSS7.7AI score0.01631EPSS
CVE
CVE
added 2019/08/13 9:15 p.m.483 views

CVE-2019-9515

Some HTTP/2 implementations are vulnerable to a settings flood, potentially leading to a denial of service. The attacker sends a stream of SETTINGS frames to the peer. Since the RFC requires that the peer reply with one acknowledgement per SETTINGS frame, an empty SETTINGS frame is almost equivalen...

7.8CVSS7.7AI score0.04513EPSS
CVE
CVE
added 2020/03/04 9:15 p.m.95 views

CVE-2020-8659

CNCF Envoy through 1.13.0 may consume excessive amounts of memory when proxying HTTP/1.1 requests or responses with many small (i.e. 1 byte) chunks.

7.5CVSS7.4AI score0.01026EPSS
CVE
CVE
added 2020/03/04 9:15 p.m.89 views

CVE-2020-8661

CNCF Envoy through 1.13.0 may consume excessive amounts of memory when responding internally to pipelined requests.

7.5CVSS7.8AI score0.00571EPSS
CVE
CVE
added 2020/02/12 3:15 p.m.57 views

CVE-2020-8595

Istio versions 1.2.10 (End of Life) and prior, 1.3 through 1.3.7, and 1.4 through 1.4.3 allows authentication bypass. The Authentication Policy exact-path matching logic can allow unauthorized access to HTTP paths even if they are configured to be only accessed after presenting a valid JWT token. F...

7.5CVSS7.2AI score0.00842EPSS
CVE
CVE
added 2020/02/17 5:15 p.m.53 views

CVE-2020-1704

An insecure modification vulnerability in the /etc/passwd file was found in all versions of OpenShift ServiceMesh (maistra) before 1.0.8 in the openshift/istio-kialia-rhel7-operator-container. An attacker with access to the container could use this flaw to modify /etc/passwd and escalate their priv...

7.8CVSS7.6AI score0.0011EPSS