Loop with Unreachable Exit Condition ('Infinite Loop') Affecting haproxy package, versions [2.9.0,2.9.10) [3.0.0,3.0.4) [3.1-dev0,3.1-dev6)


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    EPSS
    0.36% (73rd percentile)

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  • Snyk ID SNYK-UNMANAGED-HAPROXY-7922478
  • published 6 Sep 2024
  • disclosed 4 Sep 2024
  • credit Unknown

How to fix?

Upgrade haproxy to version 2.9.10, 3.0.4, 3.1-dev6 or higher.

Overview

Affected versions of this package are vulnerable to Loop with Unreachable Exit Condition ('Infinite Loop') due to a potential infinite loop condition in the h2_send function. An attacker can cause the application to enter a state of unresponsiveness by sending crafted requests that exploit this condition.

CVSS Scores

version 4.0
version 3.1
Expand this section

Snyk

Recommended
8.2 high
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    High
  • Attack Requirements (AT)
    None
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Confidentiality (VC)
    None
  • Integrity (VI)
    None
  • Availability (VA)
    High
  • Confidentiality (SC)
    None
  • Integrity (SI)
    None
  • Availability (SA)
    None