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ubuntucveUbuntu.comUB:CVE-2021-44716
HistoryJan 01, 2022 - 12:00 a.m.

CVE-2021-44716

2022-01-0100:00:00
ubuntu.com
ubuntu.com
20

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

7.7 High

AI Score

Confidence

High

0.003 Low

EPSS

Percentile

69.5%

net/http in Go before 1.16.12 and 1.17.x before 1.17.5 allows uncontrolled
memory consumption in the header canonicalization cache via HTTP/2
requests.

Bugs

Notes

Author Note
alexmurray google-guest-agent contains a vendored copy of golang-golang-x-net
mdeslaur google-guest-agent doesn’t start a http server except in tests

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

7.7 High

AI Score

Confidence

High

0.003 Low

EPSS

Percentile

69.5%