Vulnerability · Published Jan 13, 2021 · Assigned by jpcert

CVE-2020-5685

Critical 9.8

In plain English

A critical-severity security flaw in UNIVERGE SV9500/SV8500 series from NEC Corporation. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.8% (higher than 79% of all known vulnerabilities).

Severity (CVSS NVD)9.8Critical
Exploit odds (30 days)1.8%top 21.1% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

UNIVERGE SV9500 series from V1 to V7and SV8500 series from S6 to S8 allows an attacker to execute arbitrary OS commands or cause a denial-of-service (DoS) condition by sending a specially crafted request to a specific URL.

Affected products (as reported)

VendorProductVersions
NEC Corporation UNIVERGE SV9500/SV8500 series SV9500 series from V1 to V7and SV8500 series from S6 to S8

References