Vulnerability · Published Aug 12, 2021 · Assigned by brocade
CVE-2021-27790
High 7.8
In plain English
A high-severity security flaw in Brocade Fabric OS. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 40% of all known vulnerabilities).
Severity (CVSS NVD)7.8High
Exploit odds (30 days)0.5%top 60.3% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
The command ipfilter in Brocade Fabric OS before Brocade Fabric OS v.9.0.1a, v8.2.3, and v8.2.0_CBN4, and v7.4.2h uses unsafe string function to process user input. Authenticated attackers can abuse this vulnerability to exploit stack-based buffer overflows, allowing execution of arbitrary code as the root user account.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| n/a | Brocade Fabric OS | Brocade Fabric OS before Brocade Fabric OS v.9.0.1a, v8.2.3, and v8.2.0_CBN4, and v7.4.2h |