CVE-2024-28986

SolarWinds Web Help Desk Java Deserialization Remote Code Execution Vulnerability

  • Critical 9.8
  • Exploited: added to CISA KEV 15 Aug 2024

Description

SolarWinds Web Help Desk was found to be susceptible to a Java Deserialization Remote Code Execution vulnerability that, if exploited, would allow an attacker to run commands on the host machine. While it was reported as an unauthenticated vulnerability, SolarWinds has been unable to reproduce it without authentication after thorough testing.   However, out of an abundance of caution, we recommend all Web Help Desk customers apply the patch, which is now available.

Key facts

Published
13 Aug 2024
Last changed
21 Oct 2025
Assigned by
SolarWinds
KEV added
15 Aug 2024
KEV fix due
5 Sep 2024
EPSS
84.628% likely to be exploited in the next 30 days, higher than 99.711% of CVEs (scores for 15 Nov 2026)
SSVC (CISA)
Exploitation: active; Automatable: yes; Technical impact: total

Severity scores

Each score is shown as its source gave it. They are not averaged or merged.

  • 9.8CVSS 3.1, Criticalfrom the CNA (SolarWinds)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

What to do

  • All SolarWinds Web Help Desk customers are advised to upgrade to the latest version of the SolarWinds Web Help Desk 12.8.3 HF 1CNA solution statement
  • Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.CISA KEV required action

Historical context and remediation

This reference retains the original CVE publication date. A recent record update does not mean a new attack occurred.

CAPEC-586 Object Injection (CNA impact statement)

Version statuses below come from the CNA. An “unaffected” version is not necessarily a currently supported release or proof of a patch date. EPSS is a dated risk estimate, not a count of historical attacks.

Read the original CVE record.

Affected products

VendorProductVersions
SolarWindsWeb Help Desk
  • Default status: affected
  • previous versions up to and including 12.8.3 (affected)

Timeline

  1. 13 Aug 2024 Published
  2. 15 Aug 2024 CVE-2024-28986 added to CISA KEV
  3. 15 Aug 2024 Added to the CISA KEV catalogue

Weakness

References