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CVE-2020-3259

HIGHCISA KEV
7.5

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.

CVE Details

CVSS v3.1 Score7.5
SeverityHIGH
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack VectorNETWORK
ComplexityLOW
Privileges RequiredNONE
User InteractionNONE
Published5/6/2020
Last Modified10/28/2025
Sourcekev
Honeypot Sightings0

CISA KEV

VendorCisco
ProductAdaptive Security Appliance (ASA) and Firepower Threat Defense (FTD)
Vulnerability NameCisco ASA and FTD Information Disclosure Vulnerability
KEV Date Added2024-02-15
Remediation Due Date2024-03-07
Ransomware UseKnown

Affected Products

cisco:adaptive_security_appliance_softwarecisco:firepower_threat_defense

Weaknesses (CWE)

CWE-200

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.