CVE-2020-11100

CVSS V2 Medium 6.5 CVSS V3 High 8.8
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.
Overview
  • CVE ID
  • CVE-2020-11100
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2020-04-02T15:15:17
  • Last Modified Date
  • 2022-10-06T20:51:15
Weakness Enumerations
CWE URL
CWE-787 http://cwe.mitre.org/data/definitions/787.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:haproxy:haproxy:*:*:*:*:*:*:*:* 1 OR 1.8.0 2.1.4
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:redhat:openshift_container_platform:3.11:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:redhat:openshift_container_platform:4.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:S/C:P/I:P/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • SINGLE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • PARTIAL
  • Base Score
  • 6.5
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8
  • Impact Score
  • 6.4
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 8.8
  • Base Severity
  • HIGH
  • Exploitability Score
  • 2.8
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
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
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MNW5RZLIX7LOXRLV7WMHX22CI43XSXKW/
https://www.debian.org/security/2020/dsa-4649
https://usn.ubuntu.com/4321-1/
http://packetstormsecurity.com/files/157323/haproxy-hpack-tbl.c-Out-Of-Bounds-Write.html
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/264C7UL3X7L7QE74ZJ557IOUFS3J4QQC/
https://security.gentoo.org/glsa/202012-22
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2020-11100
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-11100
History
Created Old Value New Value Data Type Notes
2022-05-10 07:29:23 Added to TrackCVE
2022-12-04 13:51:32 2020-04-02T15:15Z 2020-04-02T15:15:17 CVE Published Date updated
2022-12-04 13:51:32 2022-10-06T20:51:15 CVE Modified Date updated
2022-12-04 13:51:32 Analyzed Vulnerability Status updated