8.8

CVE-2020-11100

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Haproxy ≫ Haproxy Version >= 1.8.0 < 2.1.4
Debian ≫ Debian Linux Version10.0
Fedoraproject ≫ Fedora Version30
Fedoraproject ≫ Fedora Version31
Canonical ≫ Ubuntu Linux Version18.04 SwEditionlts
Canonical ≫ Ubuntu Linux Version19.10
Opensuse ≫ Leap Version15.1
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 60.73% 0.99
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 8.8 2.8 5.9
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
nvd@nist.gov 6.5 8 6.4
AV:N/AC:L/Au:S/C:P/I:P/A:P
CWE-787 Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00002.html
Third Party Advisory
Mailing List
http://packetstormsecurity.com/files/157323/haproxy-hpack-tbl.c-Out-Of-Bounds-Write.html
Third Party Advisory
VDB Entry
http://www.haproxy.org
Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1819111
Third Party Advisory
Issue Tracking
https://bugzilla.suse.com/show_bug.cgi?id=1168023
Third Party Advisory
Issue Tracking
https://git.haproxy.org/?p=haproxy.git%3Ba=commit%3Bh=5dfc5d5cd0d2128d77253ead3acf03a421ab5b88
https://lists.debian.org/debian-security-announce/2020/msg00052.html
Third Party Advisory
Mailing List
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://security.gentoo.org/glsa/202012-22
Third Party Advisory
https://usn.ubuntu.com/4321-1/
Third Party Advisory
https://www.debian.org/security/2020/dsa-4649
Third Party Advisory
https://www.haproxy.org/download/2.1/src/CHANGELOG
Vendor Advisory
Release Notes
https://www.mail-archive.com/haproxy%40formilux.org/msg36876.html