Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1336 CNY

100%
Buy Us a Coffee

CVE-2020-6820

Quick assessment

Affected
Mozilla Thunderbird
Exploitation
Confirmed exploitation in the wild; remediate immediately
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Mozilla Firefox和Mozilla Thunderbird都是美国Mozilla基金会的产品。Mozilla Firefox是一款开源Web浏览器。Mozilla Thunderbird是一套从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 Firefox 74.0.1之前版本、Firefox ESR 68.6.1之前版本和Thunderbird 68.7.0之前版本中存在竞争条件问题漏洞

AI Predicted 9.8 Difficulty: Easy KEV EPSS 6.30% · P93
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2020-6820

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Under certain conditions, when handling a ReadableStream, a race condition can cause a use-after-free. We are aware of targeted attacks in the wild abusing this flaw. This vulnerability affects Thunderbird < 68.7.0, Firefox < 74.0.1, and Firefox ESR < 68.6.1.
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
多款Mozilla产品 竞争条件问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Mozilla Firefox和Mozilla Thunderbird都是美国Mozilla基金会的产品。Mozilla Firefox是一款开源Web浏览器。Mozilla Thunderbird是一套从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 Firefox 74.0.1之前版本、Firefox ESR 68.6.1之前版本和Thunderbird 68.7.0之前版本中存在竞争条件问题漏洞
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)

Shenlong Deep Dive — AI Deep Analysis

10-question deep dive: root cause, exploitation, mitigation, urgency. Read summary free, full version requires login.

Read summary Full analysis (login)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Mozilla Thunderbird unspecified ~ 68.7.0 -
Mozilla Firefox unspecified ~ 74.0.1 -
Mozilla Firefox ESR unspecified ~ 68.6.1 -

II. Public POCs for CVE-2020-6820

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2020-6820

请登录查看更多情报信息。

Vendor Advisories for CVE-2020-6820 (4)

Same Patch Batch · Mozilla · 2020-04-24 · 10 CVEs total

CVE-2020-6819 多款Mozilla产品 竞争条件问题漏洞
CVE-2020-6821 多款Mozilla产品缓冲区错误漏洞
CVE-2020-6822 多款Mozilla产品缓冲区错误漏洞
CVE-2020-6823 Mozilla Firefox 安全漏洞
CVE-2020-6824 Mozilla Firefox 授权问题漏洞
CVE-2020-6826 Mozilla Firefox 缓冲区错误漏洞
CVE-2020-6825 多款Mozilla产品缓冲区错误漏洞
CVE-2020-6827 Mozilla Firefox ESR 安全漏洞
CVE-2020-6828 Mozilla Firefox ESR 缓冲区错误漏洞

IV. Related Vulnerabilities

Same product: Thunderbird
Same vendor: Mozilla

V. Comments for CVE-2020-6820

No comments yet

Leave a comment