What is CVE-2021-1488?

CVE-2021-1488 is a medium-severity vulnerability in Cisco Adaptive Security Appliance Software, classified under Command Injection. CVSS score: 6.7/10. Published 2021-04-29.

How severe is CVE-2021-1488?

Medium severity. CVSS v3 base score is 6.7 out of 10.

RCE in Cisco Adaptive Security Appliance Software

CVE-2021-1488

A vulnerability in the upgrade process of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an authenticated, local attacker to inject commands that could be executed with root privileges on the underlying operating system (OS). This vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by uploading a crafted upgrade package file to an affected device. A successful exploit could allow the attacker to inject commands that could be executed with root privileges on the underlying OS.

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.003 (17.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

psirt@cisco.com (x_refsource_CISCO, vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2021-1488?: CVE-2021-1488 is a medium-severity vulnerability in Cisco Adaptive Security Appliance Software, classified under Command Injection. CVSS score: 6.7/10. Published 2021-04-29.
How severe is CVE-2021-1488?: Medium severity. CVSS v3 base score is 6.7 out of 10.