CVE-2020-11100
- Source
- https://cve.org/CVERecord?id=CVE-2020-11100
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-11100.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2020-11100
- Aliases
- Downstream
- Related
- Published
- 2020-04-02T15:15:17.483Z
- Modified
- 2026-05-18T05:50:51.056826795Z
- 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.
- Database specific
{ "unresolved_ranges": [ { "cpes": [ "cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*", "cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*" ], "extracted_events": [ { "last_affected": "18.04" }, { "last_affected": "19.10" } ], "source": "CPE_FIELD", "vendor_product": "canonical:ubuntu_linux" }, { "cpes": [ "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*" ], "extracted_events": [ { "last_affected": "10.0" } ], "source": "CPE_FIELD", "vendor_product": "debian:debian_linux" }, { "cpes": [ "cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*", "cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*" ], "extracted_events": [ { "last_affected": "30" }, { "last_affected": "31" } ], "source": "CPE_FIELD", "vendor_product": "fedoraproject:fedora" }, { "cpes": [ "cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*" ], "extracted_events": [ { "last_affected": "15.1" } ], "source": "CPE_FIELD", "vendor_product": "opensuse:leap" }, { "cpes": [ "cpe:2.3:a:redhat:openshift_container_platform:3.11:*:*:*:*:*:*:*", "cpe:2.3:a:redhat:openshift_container_platform:4.0:*:*:*:*:*:*:*" ], "extracted_events": [ { "last_affected": "3.11" }, { "last_affected": "4.0" } ], "source": "CPE_FIELD", "vendor_product": "redhat:openshift_container_platform" } ] }- References
-
- https://git.haproxy.org/?p=haproxy.git%3Ba=commit%3Bh=5dfc5d5cd0d2128d77253ead3acf03a421ab5b88
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/264C7UL3X7L7QE74ZJ557IOUFS3J4QQC/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MNW5RZLIX7LOXRLV7WMHX22CI43XSXKW/
- https://www.mail-archive.com/haproxy%40formilux.org/msg36876.html
- http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00002.html
- http://packetstormsecurity.com/files/157323/haproxy-hpack-tbl.c-Out-Of-Bounds-Write.html
- http://www.haproxy.org
- https://lists.debian.org/debian-security-announce/2020/msg00052.html
- https://security.gentoo.org/glsa/202012-22
- https://usn.ubuntu.com/4321-1/
- https://www.debian.org/security/2020/dsa-4649
- https://www.haproxy.org/download/2.1/src/CHANGELOG
- https://bugzilla.redhat.com/show_bug.cgi?id=1819111
- https://bugzilla.suse.com/show_bug.cgi?id=1168023