What’s Vulnerable › Vulnerabilities

CVE-2021-32455: SITEL CAP/PRX vulnerable to a denial of service attack

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-05-17 · updated 2026-06-17
• Weakness: CWE-400

Description

SITEL CAP/PRX firmware version 5.2.01, allows an attacker with access to the device´s network to cause a denial of service condition on the device. An attacker could exploit this vulnerability by sending HTTP requests massively.

Affected products

• Sitel-Sa Cap/Prx Firmware: 5.2.01

References

• https://www.incibe-cert.es/en/early-warning/ics-advisories/sitel-capprx-vulnerable-denial-service-attack
• https://www.incibe-cert.es/en/early-warning/ics-advisories/sitel-capprx-vulnerable-denial-service-attack

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