CVE Vulnerability

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.

6.5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

8.8 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://www.mail-archive.com/haproxy@formilux.org/msg36876.html Mailing List Third Party Advisory
https://lists.debian.org/debian-security-announce/2020/msg00052.html Mailing List Third Party Advisory
http://www.haproxy.org Vendor Advisory
https://www.haproxy.org/download/2.1/src/CHANGELOG Release Notes Vendor Advisory
https://git.haproxy.org/?p=haproxy.git;a=commit;h=5dfc5d5cd0d2128d77253ead3acf03a421ab5b88 Patch Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1819111 Issue Tracking Third Party Advisory
https://bugzilla.suse.com/show_bug.cgi?id=1168023 Issue Tracking Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00002.html Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MNW5RZLIX7LOXRLV7WMHX22CI43XSXKW/ Mailing List Third Party Advisory
https://www.debian.org/security/2020/dsa-4649 Third Party Advisory
https://usn.ubuntu.com/4321-1/ Third Party Advisory
http://packetstormsecurity.com/files/157323/haproxy-hpack-tbl.c-Out-Of-Bounds-Write.html Third Party Advisory VDB Entry
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/264C7UL3X7L7QE74ZJ557IOUFS3J4QQC/ Mailing List Third Party Advisory
https://security.gentoo.org/glsa/202012-22 Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:haproxy:haproxy:*:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
cpe:2.3:a:redhat:openshift_container_platform:3.11:*:*:*:*:*:*:*
cpe:2.3:a:redhat:openshift_container_platform:4.0:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*
Information

Published : 2020-04-02 03:15

Updated : 2022-10-06 08:51

NVD link : CVE-2020-11100

Mitre link : CVE-2020-11100

Products Affected
No products.
CWE
CWE-787