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CVE-2019-5280

Quick assessment

Affected
Huawei CloudLink Phone 7900
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.

Huawei CloudLink Phone 7900是中国华为（Huawei）公司的一款IP电话。SIP TLS是其中的一个传输层安全模块。 Huawei CloudLink Phone 7900 V600R019C10版本中的SIP TLS模块存在安全漏洞，该漏洞源于程序对TLS服务器证书的参数校验不充分。攻击者可通过实施中间人攻击利用该漏洞导致受影响话机注册异常，影响话机的可用性。

AI Predicted 5.3 Difficulty: Easy EPSS 0.42% · P34
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I. Basic Information for CVE-2019-5280

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
The SIP TLS module of Huawei CloudLink Phone 7900 with V600R019C10 has a TLS certificate verification vulnerability. Due to insufficient verification of specific parameters of the TLS server certificate, attackers can perform man-in-the-middle attacks, leading to the affected phones registered abnormally, affecting the availability of IP phones.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Huawei CloudLink Phone 7900 SIP TLS模块信任管理问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Huawei CloudLink Phone 7900是中国华为（Huawei）公司的一款IP电话。SIP TLS是其中的一个传输层安全模块。 Huawei CloudLink Phone 7900 V600R019C10版本中的SIP TLS模块存在安全漏洞，该漏洞源于程序对TLS服务器证书的参数校验不充分。攻击者可通过实施中间人攻击利用该漏洞导致受影响话机注册异常，影响话机的可用性。
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
Huawei CloudLink Phone 7900 V600R019C10 -

II. Public POCs for CVE-2019-5280

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III. Intelligence Information for CVE-2019-5280

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Other References for CVE-2019-5280 (1)

Same Patch Batch · Huawei · 2019-08-13 · 3 CVEs total

CVE-2019-5223 Huawei PC Manager 授权问题漏洞
CVE-2019-5299 多款Huawei产品数据伪造问题漏洞

IV. Related Vulnerabilities

Same vendor: Huawei

V. Comments for CVE-2019-5280

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