QID 352388

Date Published: 2021-06-24

QID 352388: Amazon Linux Security Advisory for python-lxml: ALAS2-2021-1666

<DIV ID="issue_overview"> a cross-site scripting (xss) vulnerability was found in the python-lxml's clean module.
The module's parser did not properly imitate browsers, causing different behaviors between the sanitizer and the user's page.
This flaw allows a remote attacker to run arbitrary html/js code.
The highest threat from this vulnerability is to confidentiality and integrity. (cve-2020-27783 ) </DIV>

Note: The preceding description block is extracted directly from the security advisory. Using automation, we have attempted to clean and format it as much as possible without introducing additional issues.

Allows unauthorized disclosure of information; allows unauthorized modification; allows disruption of service.

  • CVSS V3 rated as High - 6.1 severity.
  • CVSS V2 rated as Medium - 4.3 severity.
    • Solution
    Please refer to Amazon advisory: ALAS2-2021-1666 for affected packages and patching details, or update with your package manager.
    Vendor References

    CVEs related to QID 352388

    CVE-2020-27783 |
    Software Advisories
    Advisory ID Software Component Link
    ALAS2-2021-1666 Amazon Linux 2 URL Logo alas.aws.amazon.com/AL2/ALAS-2021-1666.html
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