CVE-2024-35288

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-10-09 · updated 2026-06-17

Description

Nitro PDF Pro before 13.70.8.82 and 14.x before 14.26.1.0 allows Local Privilege Escalation in the MSI Installer because custom actions occur unsafely in repair mode. CertUtil is run in a conhost.exe window, and there is a mechanism allowing CTRL+o to launch cmd.exe as NT AUTHORITY\SYSTEM.

Affected products

Nitro Pro: before 13.70.8.82; from 14.0 before 14.26.1.0 — fixed in 13.70.8.82, 14.26.1.0

How to fix

Upgrade to a fixed version: Nitro Pro 13.70.8.82, 14.26.1.0. Check the vendor advisory for mitigations.

References

https://sec-consult.com/vulnerability-lab/advisory/local-privilege-escalation-via-msi-installer-in-nitro-pdf-pro/
https://seclists.org/fulldisclosure/2024/Sep/59
https://www.gonitro.com/support/downloads#securityUpdates
http://seclists.org/fulldisclosure/2024/Sep/59

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