Uncontrolled Resource Consumption ('Resource Exhaustion') Affecting opentelemetry-instrumentation package, versions [,0.41b0)


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

Exploit Maturity
Proof of Concept
EPSS
0.1% (45th percentile)

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  • Snyk IDSNYK-PYTHON-OPENTELEMETRYINSTRUMENTATION-5926995
  • published5 Oct 2023
  • disclosed2 Oct 2023
  • creditJakub Warczarek

Introduced: 2 Oct 2023

CVE-2023-43810  (opens in a new tab)
CWE-400  (opens in a new tab)

How to fix?

Upgrade opentelemetry-instrumentation to version 0.41b0 or higher.

Overview

opentelemetry-instrumentation is a This package provides a couple of commands that help automatically instruments a program.

Affected versions of this package are vulnerable to Uncontrolled Resource Consumption ('Resource Exhaustion') when the http_method label is used due to its unbound cardinality. An attacker can potentially exhaust the server's memory by sending numerous malicious requests.

Note:

This is only exploitable if the program is instrumented for HTTP handlers and does not filter any unknown HTTP methods at the level of CDN, LB, previous middleware, etc.

CVSS Base Scores

version 3.1