PT-2025-5708 · Cisco · Cisco Secure Web Appliance+1

Published 2025-02-05 · Updated 2025-08-05 · CVE-2025-20183

Positive Technologies (AI Summary)

CVSS v3.1

5.8

Medium

Base vector

AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N

Name of the Vulnerable Software and Affected Versions: Cisco Secure Web Appliance (affected versions not specified)

Description: A vulnerability in the policy-based Cisco Application Visibility and Control (AVC) implementation of Cisco AsyncOS Software for Cisco Secure Web Appliance could allow an unauthenticated, remote attacker to evade the antivirus scanner and download a malicious file onto an endpoint. The vulnerability is due to improper handling of a crafted range request header. An attacker could exploit this vulnerability by sending an HTTP request with a crafted range request header through the affected device. A successful exploit could allow the attacker to evade the antivirus scanner and download malware onto the endpoint without detection by Cisco Secure Web Appliance.

Recommendations: At the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

Weakness Enumeration

CWE-20

Related Identifiers

BDU:2025-01620

CVE-2025-20183

Affected Products

Cisco Asyncos

Cisco Secure Web Appliance

References · 9

• https://bdu.fstec.ru/vul/2025-01620 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-20183 · Security Note
• https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-swa-range-bypass-2BsEHYSu · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2025-20183 · Vendor Advisory
• https://t.me/cveNotify/130985 · Telegram Post
• https://twitter.com/VulmonFeeds/status/1887204405012754512 · Twitter Post
• https://twitter.com/transilienceai/status/1892006596110168546 · Twitter Post
• https://t.me/cvedetector/17301 · Telegram Post
• https://twitter.com/CVEnew/status/1887179222650683850 · Twitter Post