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CVE-2019-5456

Quick assessment

Affected
UniFi UniFi
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.

Ubiquiti Networks UniFi Controller是美国优比快（Ubiquiti Networks）公司的一套用于在单一平台中管理多个无线接入点设备的软件。 Ubiquiti Networks UniFi Controller 5.10.21及之前版本中存在安全漏洞。攻击者可利用该漏洞实施中间人攻击，获取SMTP凭证。

AI Predicted 6.5 Difficulty: Hard EPSS 1.29% · P69
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I. Basic Information for CVE-2019-5456

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
SMTP MITM refers to a malicious actor setting up an SMTP proxy server between the UniFi Controller version <= 5.10.21 and their actual SMTP server to record their SMTP credentials for malicious use later.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
通道可被非端点访问(中间人攻击)
Source: CVE Program / CVE List V5
Vulnerability Title
Ubiquiti Networks UniFi Controller 信任管理问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Ubiquiti Networks UniFi Controller是美国优比快（Ubiquiti Networks）公司的一套用于在单一平台中管理多个无线接入点设备的软件。 Ubiquiti Networks UniFi Controller 5.10.21及之前版本中存在安全漏洞。攻击者可利用该漏洞实施中间人攻击，获取SMTP凭证。
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
UniFi UniFi <= 5.10.21 -

II. Public POCs for CVE-2019-5456

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III. Intelligence Information for CVE-2019-5456

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Vendor Advisories for CVE-2019-5456 (1)

Other References for CVE-2019-5456 (3)

IV. Related Vulnerabilities

Same vendor: UniFi
Same weakness: CWE-300

V. Comments for CVE-2019-5456

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