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amazonAmazonALAS2-2020-1471
HistoryJul 31, 2020 - 7:22 p.m.

Medium: python, python3

2020-07-3119:22:00
alas.aws.amazon.com
35

0.006 Low

EPSS

Percentile

78.5%

JSON

Issue Overview:

Python 2.7 through 2.7.17, 3.5 through 3.5.9, 3.6 through 3.6.10, 3.7 through 3.7.6, and 3.8 through 3.8.1 allows an HTTP server to conduct Regular Expression Denial of Service (ReDoS) attacks against a client because of urllib.request.AbstractBasicAuthHandler catastrophic backtracking. (CVE-2020-8492)

Affected Packages:

python, python3

Issue Correction:
Run yum update python to update your system.
Run yum update python3 to update your system.

New Packages:

aarch64:  
    python-2.7.18-1.amzn2.0.1.aarch64  
    python-libs-2.7.18-1.amzn2.0.1.aarch64  
    python-devel-2.7.18-1.amzn2.0.1.aarch64  
    python-tools-2.7.18-1.amzn2.0.1.aarch64  
    tkinter-2.7.18-1.amzn2.0.1.aarch64  
    python-test-2.7.18-1.amzn2.0.1.aarch64  
    python-debug-2.7.18-1.amzn2.0.1.aarch64  
    python-debuginfo-2.7.18-1.amzn2.0.1.aarch64  
    python3-3.7.8-1.amzn2.0.1.aarch64  
    python3-libs-3.7.8-1.amzn2.0.1.aarch64  
    python3-devel-3.7.8-1.amzn2.0.1.aarch64  
    python3-tools-3.7.8-1.amzn2.0.1.aarch64  
    python3-tkinter-3.7.8-1.amzn2.0.1.aarch64  
    python3-test-3.7.8-1.amzn2.0.1.aarch64  
    python3-debug-3.7.8-1.amzn2.0.1.aarch64  
    python3-debuginfo-3.7.8-1.amzn2.0.1.aarch64  
  
i686:  
    python-2.7.18-1.amzn2.0.1.i686  
    python-libs-2.7.18-1.amzn2.0.1.i686  
    python-devel-2.7.18-1.amzn2.0.1.i686  
    python-tools-2.7.18-1.amzn2.0.1.i686  
    tkinter-2.7.18-1.amzn2.0.1.i686  
    python-test-2.7.18-1.amzn2.0.1.i686  
    python-debug-2.7.18-1.amzn2.0.1.i686  
    python-debuginfo-2.7.18-1.amzn2.0.1.i686  
    python3-3.7.8-1.amzn2.0.1.i686  
    python3-libs-3.7.8-1.amzn2.0.1.i686  
    python3-devel-3.7.8-1.amzn2.0.1.i686  
    python3-tools-3.7.8-1.amzn2.0.1.i686  
    python3-tkinter-3.7.8-1.amzn2.0.1.i686  
    python3-test-3.7.8-1.amzn2.0.1.i686  
    python3-debug-3.7.8-1.amzn2.0.1.i686  
    python3-debuginfo-3.7.8-1.amzn2.0.1.i686  
  
src:  
    python-2.7.18-1.amzn2.0.1.src  
    python3-3.7.8-1.amzn2.0.1.src  
  
x86_64:  
    python-2.7.18-1.amzn2.0.1.x86_64  
    python-libs-2.7.18-1.amzn2.0.1.x86_64  
    python-devel-2.7.18-1.amzn2.0.1.x86_64  
    python-tools-2.7.18-1.amzn2.0.1.x86_64  
    tkinter-2.7.18-1.amzn2.0.1.x86_64  
    python-test-2.7.18-1.amzn2.0.1.x86_64  
    python-debug-2.7.18-1.amzn2.0.1.x86_64  
    python-debuginfo-2.7.18-1.amzn2.0.1.x86_64  
    python3-3.7.8-1.amzn2.0.1.x86_64  
    python3-libs-3.7.8-1.amzn2.0.1.x86_64  
    python3-devel-3.7.8-1.amzn2.0.1.x86_64  
    python3-tools-3.7.8-1.amzn2.0.1.x86_64  
    python3-tkinter-3.7.8-1.amzn2.0.1.x86_64  
    python3-test-3.7.8-1.amzn2.0.1.x86_64  
    python3-debug-3.7.8-1.amzn2.0.1.x86_64  
    python3-debuginfo-3.7.8-1.amzn2.0.1.x86_64

Additional References

Red Hat: CVE-2020-8492

Mitre: CVE-2020-8492

OSVersionArchitecturePackageVersionFilename
Amazon Linux2aarch64python< 2.7.18-1.amzn2.0.1python-2.7.18-1.amzn2.0.1.aarch64.rpm
Amazon Linux2aarch64python-libs< 2.7.18-1.amzn2.0.1python-libs-2.7.18-1.amzn2.0.1.aarch64.rpm
Amazon Linux2aarch64python-devel< 2.7.18-1.amzn2.0.1python-devel-2.7.18-1.amzn2.0.1.aarch64.rpm
Amazon Linux2aarch64python-tools< 2.7.18-1.amzn2.0.1python-tools-2.7.18-1.amzn2.0.1.aarch64.rpm
Amazon Linux2aarch64tkinter< 2.7.18-1.amzn2.0.1tkinter-2.7.18-1.amzn2.0.1.aarch64.rpm
Amazon Linux2aarch64python-test< 2.7.18-1.amzn2.0.1python-test-2.7.18-1.amzn2.0.1.aarch64.rpm
Amazon Linux2aarch64python-debug< 2.7.18-1.amzn2.0.1python-debug-2.7.18-1.amzn2.0.1.aarch64.rpm
Amazon Linux2aarch64python-debuginfo< 2.7.18-1.amzn2.0.1python-debuginfo-2.7.18-1.amzn2.0.1.aarch64.rpm
Amazon Linux2aarch64python3< 3.7.8-1.amzn2.0.1python3-3.7.8-1.amzn2.0.1.aarch64.rpm
Amazon Linux2aarch64python3-libs< 3.7.8-1.amzn2.0.1python3-libs-3.7.8-1.amzn2.0.1.aarch64.rpm
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0.006 Low

EPSS

Percentile

78.5%

JSON
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