HTTP Request Smuggling Affecting javassist package, versions <0:3.18.1-8.module+el8.3.0+74+855e3f5d


Severity

Recommended
0.0
medium
0
10

Based on Rocky Linux security rating.

Threat Intelligence

EPSS
0.73% (81st percentile)

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  • Snyk IDSNYK-ROCKY8-JAVASSIST-3298046
  • published3 Feb 2023
  • disclosed24 Feb 2020

Introduced: 24 Feb 2020

CVE-2020-1935  (opens in a new tab)
CWE-444  (opens in a new tab)

How to fix?

Upgrade Rocky-Linux:8 javassist to version 0:3.18.1-8.module+el8.3.0+74+855e3f5d or higher.
This issue was patched in RLSA-2020:4847.

NVD Description

Note: Versions mentioned in the description apply only to the upstream javassist package and not the javassist package as distributed by Rocky-Linux. See How to fix? for Rocky-Linux:8 relevant fixed versions and status.

In Apache Tomcat 9.0.0.M1 to 9.0.30, 8.5.0 to 8.5.50 and 7.0.0 to 7.0.99 the HTTP header parsing code used an approach to end-of-line parsing that allowed some invalid HTTP headers to be parsed as valid. This led to a possibility of HTTP Request Smuggling if Tomcat was located behind a reverse proxy that incorrectly handled the invalid Transfer-Encoding header in a particular manner. Such a reverse proxy is considered unlikely.

References

CVSS Scores

version 3.1