CVE-2021-22143

LOW

Elastic Apm .net Agent < 1.10.0 - Information Disclosure

Title source: rule
STIX 2.1

Description

The Elastic APM .NET Agent can leak sensitive HTTP header information when logging the details during an application error. Normally, the APM agent will sanitize sensitive HTTP header details before sending the information to the APM server. During an application error it is possible the headers will not be sanitized before being sent.

References (2)

Core 2

Scores

CVSS v3 2.1
EPSS 0.0020
EPSS Percentile 42.1%
Attack Vector ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:L/PR:H/UI:R/S:U/C:L/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-532 CWE-200
Status published
Products (2)
elastic/apm_.net_agent < 1.10.0
nuget/Elastic.Apm 0 - 1.10.0NuGet
Published Nov 22, 2023
Tracked Since Feb 18, 2026