7.5
CVSSv2

CVE-2021-1493

Published: 29/04/2021 Updated: 07/11/2023
CVSS v2 Base Score: 7.5 | Impact Score: 7.8 | Exploitability Score: 8
CVSS v3 Base Score: 7.1 | Impact Score: 4.2 | Exploitability Score: 2.8
VMScore: 668
Vector: AV:N/AC:L/Au:S/C:P/I:N/A:C

Vulnerability Summary

A vulnerability in the web services interface of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an authenticated, remote malicious user to cause a buffer overflow on an affected system. The vulnerability is due to insufficient boundary checks for specific data that is provided to the web services interface of an affected system. An attacker could exploit this vulnerability by sending a malicious HTTP request. A successful exploit could allow the malicious user to cause a buffer overflow condition on the affected system, which could disclose data fragments or cause the device to reload, resulting in a denial of service (DoS) condition.

Vulnerability Trend

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cisco firepower threat defense

cisco adaptive security appliance software

Vendor Advisories

A vulnerability in the web services interface of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an authenticated, remote attacker to cause a buffer overflow on an affected system The vulnerability is due to insufficient boundary checks for specific data that is provided to the web ser ...