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amazonAmazonALAS-2021-1512
HistoryJul 08, 2021 - 6:38 p.m.

Medium: golang

2021-07-0818:38:00
alas.aws.amazon.com
33

5.9 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

2.6 Low

CVSS2

Access Vector

NETWORK

Access Complexity

HIGH

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.009 Low

EPSS

Percentile

82.0%

Issue Overview:

A vulnerability was found in net/http of the Go standard library when parsing very large HTTP header values, causing a crash and subsequent denial of service. This vulnerability affects both clients and servers written in Go, however servers are only vulnerable if the default 1 MB value for MaxHeaderBytes is increased. (CVE-2021-31525)

Affected Packages:

golang

Issue Correction:
Run yum update golang to update your system.

New Packages:

i686:  
    golang-bin-1.15.12-1.67.amzn1.i686  
    golang-1.15.12-1.67.amzn1.i686  
  
noarch:  
    golang-tests-1.15.12-1.67.amzn1.noarch  
    golang-docs-1.15.12-1.67.amzn1.noarch  
    golang-src-1.15.12-1.67.amzn1.noarch  
    golang-misc-1.15.12-1.67.amzn1.noarch  
  
src:  
    golang-1.15.12-1.67.amzn1.src  
  
x86_64:  
    golang-bin-1.15.12-1.67.amzn1.x86_64  
    golang-race-1.15.12-1.67.amzn1.x86_64  
    golang-1.15.12-1.67.amzn1.x86_64  

Additional References

Red Hat: CVE-2021-31525

Mitre: CVE-2021-31525

5.9 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

2.6 Low

CVSS2

Access Vector

NETWORK

Access Complexity

HIGH

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.009 Low

EPSS

Percentile

82.0%