CVE-2020-3259
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CVSS Score
V3.0EPSS Score
v2025.03.14There is a 54.3% chance that this vulnerability will be exploited in the wild within the next 30 days.
Attack Vector Metrics
Impact Metrics
Description
A vulnerability in the web services interface of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to retrieve memory contents on an affected device, which could lead to the disclosure of confidential information. The vulnerability is due to a buffer tracking issue when the software parses invalid URLs that are requested from the web services interface. An attacker could exploit this vulnerability by sending a crafted GET request to the web services interface. A successful exploit could allow the attacker to retrieve memory contents, which could lead to the disclosure of confidential information. Note: This vulnerability affects only specific AnyConnect and WebVPN configurations. For more information, see the Vulnerable Products section.
Available Exploits
Related News
Affected Products
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Known Exploited Vulnerability
This vulnerability is actively being exploited in the wild
Remediation Status
Due Date
Added to KEV
Required Action
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Affected Product
Ransomware Risk
GitHub Security Advisories
Community-driven vulnerability intelligence from GitHub
Advisory Details
CVSS Scoring
CVSS Score
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
References
Advisory provided by GitHub Security Advisory Database. Published: May 24, 2022, Modified: August 16, 2023
Social Media Intelligence
Real-time discussions and threat intelligence from social platforms
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