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CVE-2018-12384

Quick assessment

Affected
NSS Network Security Services (NSS)
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.

Mozilla Network Security Services（NSS）是美国Mozilla基金会的一个函数库（网络安全服务库）。该产品可跨平台提供SSL、S/MIME和其他Internet安全标准支持。 Mozilla Network Security Services（NSS）3.39之前版本tls1.2存在安全特征问题漏洞。该漏洞是源于网络系统或产品中缺少身份验证、访问控制、权限管理等安全措施。

AI Predicted 5.9 Difficulty: Moderate EPSS 1.50% · P72
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I. Basic Information for CVE-2018-12384

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
When handling a SSLv2-compatible ClientHello request, the server doesn't generate a new random value but sends an all-zero value instead. This results in full malleability of the ClientHello for SSLv2 used for TLS 1.2 in all versions prior to NSS 3.39. This does not impact TLS 1.3.
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
Mozilla Network Security Services 安全特征问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Mozilla Network Security Services（NSS）是美国Mozilla基金会的一个函数库（网络安全服务库）。该产品可跨平台提供SSL、S/MIME和其他Internet安全标准支持。 Mozilla Network Security Services（NSS）3.39之前版本tls1.2存在安全特征问题漏洞。该漏洞是源于网络系统或产品中缺少身份验证、访问控制、权限管理等安全措施。
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
NSS Network Security Services (NSS) All versions prior to NSS 3.39 -

II. Public POCs for CVE-2018-12384

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III. Intelligence Information for CVE-2018-12384

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Vendor Advisories for CVE-2018-12384 (2)

IV. Related Vulnerabilities

Same product: Network Security Services (NSS)

V. Comments for CVE-2018-12384

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