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CVE-2020-28851

Published: 2 January 2021

In x/text in Go 1.15.4, an "index out of range" panic occurs in language.ParseAcceptLanguage while parsing the -u- extension. (x/text/language is supposed to be able to parse an HTTP Accept-Language header.)

Notes

AuthorNote
alexmurray
google-guest-agent contains a vendored copy of golang-golang-x-text

Priority

Low

Cvss 3 Severity Score

7.5

Score breakdown

Status

Package Release Status
google-guest-agent
Launchpad, Ubuntu, Debian
groovy Not vulnerable
(code not present)
hirsute Not vulnerable
(code not present)
impish Not vulnerable
(code not present)
bionic Not vulnerable
(code not present)
xenial Needs triage

focal Not vulnerable
(code not present)
jammy Not vulnerable
(code not present)
kinetic Not vulnerable
(code not present)
lunar Not vulnerable
(code not present)
trusty Does not exist

upstream Needs triage

mantic Not vulnerable
(code not present)
golang-x-text
Launchpad, Ubuntu, Debian
impish Does not exist

focal Needed

groovy Ignored
(end of life)
hirsute Ignored
(end of life)
trusty Does not exist

upstream Needs triage

xenial Needed

jammy Does not exist

bionic
Released (0.0~git20170627.0.6353ef0-1ubuntu2.1)
kinetic Does not exist

lunar Does not exist

mantic Does not exist

golang-golang-x-text
Launchpad, Ubuntu, Debian
bionic Does not exist

groovy Ignored
(end of life)
hirsute Ignored
(end of life)
trusty Does not exist

upstream Needs triage

xenial Does not exist

jammy Not vulnerable
(0.3.6-1)
kinetic Not vulnerable
(0.3.6-1)
focal
Released (0.3.2-4ubuntu0.1)
impish
Released (0.3.6-1)
lunar Not vulnerable
(0.3.6-1)
mantic Not vulnerable
(0.3.6-1)
Patches:
upstream: https://github.com/golang/text/commit/e3aa4adf54f644ca0cb35f1f1fb19b239c40ef04

Severity score breakdown

Parameter Value
Base score 7.5
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H