Advisory Details

December 23rd, 2021

SolarWinds Network Performance Monitor TextToSpeech Exposed Dangerous Function Privilege Escalation Vulnerability

ZDI-21-1596
ZDI-CAN-15311

CVE ID CVE-2021-35234
CVSS SCORE 8.8, AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
AFFECTED VENDORS SolarWinds
AFFECTED PRODUCTS Network Performance Monitor
VULNERABILITY DETAILS

This vulnerability allows remote attackers to escalate privileges on affected installations of SolarWinds Network Performance Monitor. Authentication is required to exploit this vulnerability.

The specific flaw exists within the TextToSpeech class. A crafted request can trigger execution of SQL queries composed from a user-supplied string. An attacker can leverage this vulnerability to escalate privileges to the level of an application administrator.

ADDITIONAL DETAILS SolarWinds has issued an update to correct this vulnerability. More details can be found at:
https://www.solarwinds.com/trust-center/security-advisories/cve-2021-35234
DISCLOSURE TIMELINE
  • 2021-09-29 - Vulnerability reported to vendor
  • 2021-12-23 - Coordinated public release of advisory
CREDIT kpc
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