Insertion of Sensitive Information Into Sent Data Affecting symfony/http-client package, versions <5.4.46 >=6.0.0-BETA1, <6.4.14 >=7.0.0-BETA1, <7.1.7


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    EPSS
    0.04% (11th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk ID SNYK-PHP-SYMFONYHTTPCLIENT-8344765
  • published 6 Nov 2024
  • disclosed 6 Nov 2024
  • credit Linus Karlsson

How to fix?

Upgrade symfony/http-client to version 5.4.46, 6.4.14, 7.1.7 or higher.

Overview

symfony/http-client is a Symfony HttpClient component.

Affected versions of this package are vulnerable to Insertion of Sensitive Information Into Sent Data via the request() function in NoPrivateNetworkHttpClient, used during host resolution. This can be exploited to enumerate ports or IP addresses on the target server.

CVSS Scores

version 4.0
version 3.1
Expand this section

Snyk

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