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CVE-2023-43125— BIG-IP APM Clients TunnelCrack vulnerability

Quick assessment

Affected
F5 BIG-IP Edge Client
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

F5 BIG-IP AFM是美国F5公司的一款用于防护DDos攻击的高级防火墙产品。 F5 BIG-IP AFM Clients存在安全漏洞,该漏洞源于允许攻击者诱骗客户端将IP流量发送到VPN隧道之外。

CVSS 6.8 · Medium EPSS 0.28% · P18

Possible ATT&CK Techniques 1 AI

T1041 · Exfiltration Over C2 Channel
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I. Basic Information for CVE-2023-43125

Vulnerability Information

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Vulnerability Title
BIG-IP APM Clients TunnelCrack vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
BIG-IP APM clients may send IP traffic outside of the VPN tunnel.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
敏感数据的明文传输
Source: CVE Program / CVE List V5
Vulnerability Title
F5 BIG-IP AFM 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
F5 BIG-IP AFM是美国F5公司的一款用于防护DDos攻击的高级防火墙产品。 F5 BIG-IP AFM Clients存在安全漏洞,该漏洞源于允许攻击者诱骗客户端将IP流量发送到VPN隧道之外。
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)

Affected Products

Vendor Product Affected Versions CPE Subscribe
F5 BIG-IP Edge Client 7.2.3 ~ * -
F5 F5 Access 3.0 ~ * -

II. Public POCs for CVE-2023-43125

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III. Intelligence Information for CVE-2023-43125

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Vendor Advisories for CVE-2023-43125 (1)

IV. Related Vulnerabilities

V. Comments for CVE-2023-43125

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