Resource Exhaustion Affecting eap7-jackson-databind package, versions <0:2.8.11.6-3.SP1_redhat_00003.1.ep7.el7


Severity

Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
1.38% (70th percentile)

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  • Snyk IDSNYK-RHEL7-EAP7JACKSONDATABIND-10501064
  • published26 Jun 2025
  • disclosed25 Jan 2021

Introduced: 25 Jan 2021

CVE-2020-27782  (opens in a new tab)
CWE-400  (opens in a new tab)

How to fix?

Upgrade RHEL:7 eap7-jackson-databind to version 0:2.8.11.6-3.SP1_redhat_00003.1.ep7.el7 or higher.
This issue was patched in RHSA-2025:9582.

NVD Description

Note: Versions mentioned in the description apply only to the upstream eap7-jackson-databind package and not the eap7-jackson-databind package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

A flaw was found in the Undertow AJP connector. Malicious requests and abrupt connection closes could be triggered by an attacker using query strings with non-RFC compliant characters resulting in a denial of service. The highest threat from this vulnerability is to system availability. This affects Undertow 2.1.5.SP1, 2.0.33.SP2, and 2.2.3.SP1.

CVSS Base Scores

version 3.1