What’s Vulnerable › Vulnerabilities

CVE-2021-43939: Elcomplus SmartPtt Improper Authorization

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-04-28 · updated 2026-06-17
• Weakness: CWE-285

Description

Elcomplus SmartPTT is vulnerable when a low-authenticated user can access higher level administration authorization by issuing requests directly to the desired endpoints.

Affected products

• Elcomplus SmartPTT: 1.1

References

• https://www.cisa.gov/uscert/ics/advisories/icsa-22-109-04
• https://www.cisa.gov/uscert/ics/advisories/icsa-22-109-04

Get alerted when CVE-2021-43939 or the next vulnerability affects your stack