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amazonAmazonALAS2-2020-1451
HistoryJul 14, 2020 - 2:30 a.m.

Medium: curl

2020-07-1402:30:00
alas.aws.amazon.com
10

4.6 Medium

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.6 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

41.4%

Issue Overview:

command line arguments lead to local file overwrite (CVE-2020-8177)

Affected Packages:

curl

Note:

This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.

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

New Packages:

aarch64:  
    curl-7.61.1-12.amzn2.0.2.aarch64  
    libcurl-7.61.1-12.amzn2.0.2.aarch64  
    libcurl-devel-7.61.1-12.amzn2.0.2.aarch64  
    curl-debuginfo-7.61.1-12.amzn2.0.2.aarch64  
  
i686:  
    curl-7.61.1-12.amzn2.0.2.i686  
    libcurl-7.61.1-12.amzn2.0.2.i686  
    libcurl-devel-7.61.1-12.amzn2.0.2.i686  
    curl-debuginfo-7.61.1-12.amzn2.0.2.i686  
  
src:  
    curl-7.61.1-12.amzn2.0.2.src  
  
x86_64:  
    curl-7.61.1-12.amzn2.0.2.x86_64  
    libcurl-7.61.1-12.amzn2.0.2.x86_64  
    libcurl-devel-7.61.1-12.amzn2.0.2.x86_64  
    curl-debuginfo-7.61.1-12.amzn2.0.2.x86_64  

Additional References

Red Hat: CVE-2020-8177

Mitre: CVE-2020-8177

4.6 Medium

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.6 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

41.4%