Improper Input Validation Affecting tkinter package, versions <0:2.7.5-90.el7


Severity

Recommended
medium

Based on CentOS security rating.

Threat Intelligence

EPSS
0.53% (77th percentile)

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  • Snyk IDSNYK-CENTOS7-TKINTER-2180959
  • published26 Jul 2021
  • disclosed10 Dec 2019

Introduced: 10 Dec 2019

CVE-2019-20907  (opens in a new tab)
CWE-20  (opens in a new tab)
CWE-835  (opens in a new tab)

How to fix?

Upgrade Centos:7 tkinter to version 0:2.7.5-90.el7 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream tkinter package and not the tkinter package as distributed by Centos. See How to fix? for Centos:7 relevant fixed versions and status.

In Lib/tarfile.py in Python through 3.8.3, an attacker is able to craft a TAR archive leading to an infinite loop when opened by tarfile.open, because _proc_pax lacks header validation.

References

CVSS Scores

version 3.1