Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1000 CNY

100.0%
Buy Us a Coffee

CVE-2025-20333

CVSS 9.9 · Critical KEV EPSS 25.14% · P96
Get alerts for future matching vulnerabilitiesLog in to subscribe

I. Basic Information for CVE-2025-20333

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability in the VPN web server of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat Defense (FTD) Software could allow an authenticated, remote attacker to execute arbitrary code on an affected device. This vulnerability is due to improper validation of user-supplied input in HTTP(S) requests. An attacker with valid VPN user credentials could exploit this vulnerability by sending crafted HTTP requests to an affected device. A successful exploit could allow the attacker to execute arbitrary code as root, possibly resulting in the complete compromise of the affected device.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
未进行输入大小检查的缓冲区拷贝(传统缓冲区溢出)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Cisco Secure Firewall Adaptive Security Appliance和Cisco Secure Firewall Threat Defense 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco Secure Firewall Adaptive Security Appliance和Cisco Secure Firewall Threat Defense都是美国思科（Cisco）公司的产品。Cisco Secure Firewall Adaptive Security Appliance是一个企业级防火墙软件。Cisco Secure Firewall Threat Defense是一个集成式防火墙平台。 Cisco Secure Firewall Adaptive Security
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Shenlong Deep Dive — AI Deep Analysis

10-question deep dive: root cause, exploitation, mitigation, urgency. Read summary free, full version requires login.

Read summary Full analysis (login)

Affected Products

VendorProductAffected VersionsCPESubscribe
CiscoCisco Secure Firewall Adaptive Security Appliance (ASA) Software 9.8.1 -
CiscoCisco Secure Firewall Threat Defense (FTD) Software 6.2.3 -

II. Public POCs for CVE-2025-20333

#POC DescriptionSource LinkShenlong Link
1Nonehttps://github.com/callinston/CVE-2025-20333POC Details
AI-Generated POCPremium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2025-20333

请登录查看更多情报信息。

Same Patch Batch · Cisco · 2025-09-25 · 3 CVEs total

CVE-2025-203639.0 CRITICALCisco多款产品 安全漏洞
CVE-2025-203626.5 MEDIUMCisco Secure Firewall Adaptive Security Appliance和Cisco Secure Firewall Threat Defense 安全漏

IV. Related Vulnerabilities

Same product: Cisco Secure Firewall Adaptive Security Appliance (ASA) Software
Same vendor: Cisco
Same weakness: CWE-120

V. Comments for CVE-2025-20333

No comments yet

Leave a comment