Vulnerability · Published Apr 22, 2021 · Assigned by juniper

CVE-2021-0248NFX Series: Hard-coded credentials allow an attacker to take control of any instance through administrative interfaces.

Critical 10.0

In plain English

A critical-severity hard-coded credentials in Junos OS from Juniper Networks. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.0% (higher than 64% of all known vulnerabilities).

Severity (CVSS 3.1)10.0Critical

Exploit odds (30 days)1.0%top 36.1% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

This issue is not applicable to NFX NextGen Software. On NFX Series devices the use of Hard-coded Credentials in Juniper Networks Junos OS allows an attacker to take over any instance of an NFX deployment. This issue is only exploitable through administrative interfaces. This issue affects: Juniper Networks Junos OS versions prior to 19.1R1 on NFX Series. No other platforms besides NFX Series devices are affected.

Affected products (as reported)

Vendor	Product	Versions
Juniper Networks	Junos OS	unspecified – before 19.1R1

Weakness: CWE-798 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

References

https://kb.juniper.net/JSA11141 x_refsource_MISC