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cveMitreCVE-2020-11100
HistoryApr 02, 2020 - 3:15 p.m.

CVE-2020-11100

2020-04-0215:15:17
CWE-787
mitre
web.nvd.nist.gov
229
3
cve-2020-11100
hpack decoder
haproxy
remote code execution
http/2
nvd

CVSS2

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:S/C:P/I:P/A:P

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

AI Score

8.7

Confidence

High

EPSS

0.028

Percentile

90.7%

JSON

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.

Affected configurations

Nvd
Node
haproxyhaproxyRange1.8.0–2.1.4
Node
debiandebian_linuxMatch10.0
Node
redhatopenshift_container_platformMatch3.11
OR
redhatopenshift_container_platformMatch4.0
Node
fedoraprojectfedoraMatch30
OR
fedoraprojectfedoraMatch31
Node
canonicalubuntu_linuxMatch18.04lts
OR
canonicalubuntu_linuxMatch19.10
Node
opensuseleapMatch15.1
VendorProductVersionCPE
haproxyhaproxy*cpe:2.3:a:haproxy:haproxy:*:*:*:*:*:*:*:*
debiandebian_linux10.0cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
redhatopenshift_container_platform3.11cpe:2.3:a:redhat:openshift_container_platform:3.11:*:*:*:*:*:*:*
redhatopenshift_container_platform4.0cpe:2.3:a:redhat:openshift_container_platform:4.0:*:*:*:*:*:*:*
fedoraprojectfedora30cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*
fedoraprojectfedora31cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*
canonicalubuntu_linux18.04cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
canonicalubuntu_linux19.10cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*
opensuseleap15.1cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*

References

Social References

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CVSS2

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:S/C:P/I:P/A:P

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

AI Score

8.7

Confidence

High

EPSS

0.028

Percentile

90.7%

JSON
Related for CVE-2020-11100
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