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CVE-2020-12399

Quick assessment

Affected
Mozilla Thunderbird
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 NSS 3.52.1之前版本中存在安全漏洞。攻击者可利用该漏洞泄露私钥。以下产品及版本受到影响：Mozilla Thunderbird 68.9.0之前版本；Firefox 77之前版本；Firefox ESR 68.9之前版本。

AI Predicted 9.8 Difficulty: Moderate EPSS 0.65% · P48

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage
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I. Basic Information for CVE-2020-12399

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
NSS has shown timing differences when performing DSA signatures, which was exploitable and could eventually leak private keys. This vulnerability affects Thunderbird < 68.9.0, Firefox < 77, and Firefox ESR < 68.9.
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 NSS 3.52.1之前版本中存在安全漏洞。攻击者可利用该漏洞泄露私钥。以下产品及版本受到影响：Mozilla Thunderbird 68.9.0之前版本；Firefox 77之前版本；Firefox ESR 68.9之前版本。
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
Mozilla Thunderbird unspecified ~ 68.9.0 -
Mozilla Firefox unspecified ~ 77 -
Mozilla Firefox ESR unspecified ~ 68.9 -

II. Public POCs for CVE-2020-12399

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III. Intelligence Information for CVE-2020-12399

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Vendor Advisories for CVE-2020-12399 (7)

Mailing List Discussions for CVE-2020-12399 (1)

Same Patch Batch · Mozilla · 2020-07-09 · 26 CVEs total

CVE-2020-12416 Mozilla Firefox 资源管理错误漏洞
CVE-2020-12414 Mozilla Firefox 安全漏洞
CVE-2020-12407 Mozilla Firefox 信息泄露漏洞
CVE-2020-12402 Amazon Linux AMI 加密问题漏洞
CVE-2020-12412 Mozilla Firefox 安全漏洞
CVE-2020-12408 Mozilla Firefox 注入漏洞
CVE-2020-12411 Mozilla Firefox 缓冲区错误漏洞
CVE-2020-12409 Mozilla Firefox 安全漏洞
CVE-2020-12398 Mozilla Thunderbird 安全漏洞
CVE-2020-12410 Mozilla Firefox和Firefox ESR 缓冲区错误漏洞
CVE-2020-12405 多款Mozilla产品资源管理错误漏洞
CVE-2020-12406 多款Mozilla产品数据伪造问题漏洞
CVE-2020-12404 Mozilla Firefox 信息泄露漏洞
CVE-2018-12371 多款Mozilla产品Skia库输入验证错误漏洞
CVE-2020-12425 Mozilla Firefox 缓冲区错误漏洞
CVE-2020-12423 Mozilla Firefox 代码问题漏洞
CVE-2020-12422 Mozilla Firefox 缓冲区错误漏洞
CVE-2020-12421 多款Mozilla产品信任管理问题漏洞
CVE-2020-12420 多款Mozilla产品资源管理错误漏洞
CVE-2020-12419 多款Mozilla产品资源管理错误漏洞

Showing top 20 of 26 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Thunderbird
Same vendor: Mozilla

V. Comments for CVE-2020-12399

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