CVE-2019-9516 — Some HTTP/2 implementations are vulnerable to a header leak, potentially leading to a denial of service
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…
Published: 2019-08-13 · CVSS: 7.5 · CVSS 3.0
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 these headers and keep the allocation alive until the session dies. This can consume excess memory.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7