AUGUST 4, 2026
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Case File

CVE-2021-20677

LOW · CVSS 3.1 EPSS 0.92%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-03-26 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

CVE
CVE-2021-20677
Severity
LOW
CVSS
3.1
EPSS
0.92%

Original NVD Description

UNIVERGE Aspire series PBX (UNIVERGE Aspire WX from 1.00 to 3.51, UNIVERGE Aspire UX from 1.00 to 9.70, UNIVERGE SV9100 from 1.00 to 10.70, and SL2100 from 1.00 to 3.00) allows a remote authenticated attacker to cause system down and a denial of service (DoS) condition by sending a specially crafted command.