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CVE-2020-6795

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 Thunderbird是美国Mozilla基金会的一套从Mozilla Application Suite独立出来的电子邮件客户端软件。该软件支持IMAP、POP邮件协议以及HTML邮件格式。 Mozilla Thunderbird 68.5之前版本中的MIME处理代码存在安全漏洞。攻击者可利用该漏洞造成S/MIME消息的处理过程崩溃。

AI Predicted 5.5 Difficulty: Theoretical EPSS 1.31% · P68
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I. Basic Information for CVE-2020-6795

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
When processing a message that contains multiple S/MIME signatures, a bug in the MIME processing code caused a null pointer dereference, leading to an unexploitable crash. This vulnerability affects Thunderbird < 68.5.
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 Thunderbird 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Mozilla Thunderbird是美国Mozilla基金会的一套从Mozilla Application Suite独立出来的电子邮件客户端软件。该软件支持IMAP、POP邮件协议以及HTML邮件格式。 Mozilla Thunderbird 68.5之前版本中的MIME处理代码存在安全漏洞。攻击者可利用该漏洞造成S/MIME消息的处理过程崩溃。
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 ~ 68.5 -

II. Public POCs for CVE-2020-6795

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III. Intelligence Information for CVE-2020-6795

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Vendor Advisories for CVE-2020-6795 (5)

Same Patch Batch · Mozilla · 2020-03-02 · 11 CVEs total

CVE-2019-17026 Mozilla Firefox、Firefox ESR和Thunderbird IonMonkey JIT compiler 安全漏洞
CVE-2020-6792 Mozilla Thunderbird 缓冲区错误漏洞
CVE-2020-6793 Mozilla Thunderbird 缓冲区错误漏洞
CVE-2020-6794 Mozilla Thunderbird 安全漏洞
CVE-2020-6796 Mozilla Firefox和Firefox ESR 缓冲区错误漏洞
CVE-2020-6797 Mozilla Thunderbird、Firefox和Firefox ESR 输入验证错误漏洞
CVE-2020-6798 Mozilla Firefox、Firefox ESR和Thunderbird 跨站脚本漏洞
CVE-2020-6799 Mozilla Firefox ESR 参数注入漏洞
CVE-2020-6800 Mozilla Firefox、Firefox ESR和Thunderbird 缓冲区错误漏洞
CVE-2020-6801 Mozilla Firefox 缓冲区错误漏洞

IV. Related Vulnerabilities

Same product: Thunderbird
Same vendor: Mozilla

V. Comments for CVE-2020-6795

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