Open Redirect Affecting mod_ssl package, versions <1:2.4.43-1.amzn2


Severity

Recommended
low

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
56.69% (99th percentile)

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  • Snyk IDSNYK-AMZN2-MODSSL-1679932
  • published27 Sept 2021
  • disclosed2 Apr 2020

Introduced: 2 Apr 2020

CVE-2020-1927  (opens in a new tab)
CWE-601  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2 mod_ssl to version 1:2.4.43-1.amzn2 or higher.
This issue was patched in ALAS2-2020-1427.

NVD Description

Note: Versions mentioned in the description apply only to the upstream mod_ssl package and not the mod_ssl package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2 relevant fixed versions and status.

In Apache HTTP Server 2.4.0 to 2.4.41, redirects configured with mod_rewrite that were intended to be self-referential might be fooled by encoded newlines and redirect instead to an an unexpected URL within the request URL.

References

CVSS Base Scores

version 3.1