vulnerability
Red Hat: CVE-2020-11100: CVE-2020-11100 haproxy: malformed HTTP/2 requests can lead to out-of-bounds writes (Multiple Advisories)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:N/AC:L/Au:S/C:P/I:P/A:P) | Apr 2, 2020 | Apr 3, 2020 | Aug 11, 2025 |
Severity
7
CVSS
(AV:N/AC:L/Au:S/C:P/I:P/A:P)
Published
Apr 2, 2020
Added
Apr 3, 2020
Modified
Aug 11, 2025
Description
In hpack_dht_insert in hpack-tbl.c in the HPACK decoder in HAProxy 1.8 through 2.x before 2.1.4, a remote attacker can write arbitrary bytes around a certain location on the heap via a crafted HTTP/2 request, possibly causing remote code execution.
Solutions
redhat-upgrade-haproxyredhat-upgrade-haproxy-debuginforedhat-upgrade-haproxy-debugsource
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