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amazonAmazonALAS-2020-1444
HistoryNov 14, 2020 - 1:22 a.m.

Low: curl

2020-11-1401:22:00
alas.aws.amazon.com
20

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

EPSS

0.003

Percentile

66.3%

Issue Overview:

A flaw was found in libcurl from versions 7.29.0 through 7.71.1. An application that performs multiple requests with libcurl’s multi API, and sets the CURLOPT_CONNECT_ONLY option, might experience libcurl using the wrong connection. The highest threat from this vulnerability is to data confidentiality. (CVE-2020-8231)

Affected Packages:

curl

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

New Packages:

i686:  
    curl-debuginfo-7.61.1-12.95.amzn1.i686  
    libcurl-7.61.1-12.95.amzn1.i686  
    curl-7.61.1-12.95.amzn1.i686  
    libcurl-devel-7.61.1-12.95.amzn1.i686  
  
src:  
    curl-7.61.1-12.95.amzn1.src  
  
x86_64:  
    libcurl-devel-7.61.1-12.95.amzn1.x86_64  
    curl-7.61.1-12.95.amzn1.x86_64  
    libcurl-7.61.1-12.95.amzn1.x86_64  
    curl-debuginfo-7.61.1-12.95.amzn1.x86_64  

Additional References

Red Hat: CVE-2020-8231

Mitre: CVE-2020-8231

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

EPSS

0.003

Percentile

66.3%