CVE-2020-11100

Source
https://nvd.nist.gov/vuln/detail/CVE-2020-11100
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-11100.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2020-11100
Aliases
Downstream
Related
Published
2020-04-02T15:15:17Z
Modified
2025-10-21T05:20:48.958137Z
Severity
  • 8.8 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

In hpackdhtinsert 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.

References

Affected packages

Git / github.com/haproxy/haproxy

Affected ranges

Type
GIT
Repo
https://github.com/haproxy/haproxy
Events

Affected versions

v1.*

v1.8.0
v1.9-dev0
v1.9-dev1
v1.9-dev10
v1.9-dev11
v1.9-dev2
v1.9-dev3
v1.9-dev4
v1.9-dev5
v1.9-dev6
v1.9-dev7
v1.9-dev8
v1.9-dev9
v1.9.0

v2.*

v2.0-dev0
v2.0-dev1
v2.0-dev2
v2.0-dev3
v2.0-dev4
v2.0-dev5
v2.0-dev6
v2.0-dev7
v2.0.0
v2.1-dev0
v2.1-dev1
v2.1-dev2
v2.1-dev3