CVE-2020-6831
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I. Basic Information for CVE-2020-6831
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
A buffer overflow could occur when parsing and validating SCTP chunks in WebRTC. This could have led to memory corruption and a potentially exploitable crash. This vulnerability affects Firefox ESR < 68.8, Firefox < 76, and Thunderbird < 68.8.0.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Mozilla Thunderbird、Firefox ESR和Firefox 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Mozilla Firefox等都是美国Mozilla基金会的产品。Mozilla Firefox是一款开源Web浏览器。Mozilla Firefox ESR是Firefox(Web浏览器)的一个延长支持版本。Mozilla Thunderbird是一套从Mozilla Application Suite独立出来的电子邮件客户端软件。 Mozilla Thunderbird 68.8.0之前版本、Firefox ESR 68.8之前版本和Firefox 76之前版本中SCTP块的输入验证过程存在缓冲区错
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 | Firefox ESR | unspecified ~ 68.8 | - | |
| Mozilla | Firefox | unspecified ~ 76 | - | |
| Mozilla | Thunderbird | unspecified ~ 68.8.0 | - |
II. Public POCs for CVE-2020-6831
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://security.gentoo.org/glsa/202005-03x_refsource_MISC
- Security Vulnerabilities fixed in Firefox ESR 68.8 — Mozillax_refsource_MISC
- https://www.mozilla.org/security/advisories/mfsa2020-18/x_refsource_MISC
- https://security.gentoo.org/glsa/202005-04x_refsource_MISC
- https://bugzilla.mozilla.org/show_bug.cgi?id=1632241x_refsource_MISC
- https://www.mozilla.org/security/advisories/mfsa2020-16/x_refsource_MISC
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00000.htmlvendor-advisoryx_refsource_SUSE
- https://nvd.nist.gov/vuln/detail/CVE-2020-6831
Same Patch Batch · Mozilla · 2020-05-26 · 12 CVEs total
| CVE-2020-12396 | Mozilla Firefox 缓冲区错误漏洞 | |
| CVE-2020-12395 | Mozilla Firefox和Firefox ESR 缓冲区错误漏洞 | |
| CVE-2020-12394 | Mozilla Firefox 输入验证错误漏洞 | |
| CVE-2020-12393 | Mozilla Thunderbird、Firefox ESR和Firefox 注入漏洞 | |
| CVE-2020-12392 | Mozilla Thunderbird 路径遍历漏洞 | |
| CVE-2020-12391 | Mozilla Firefox 输入验证错误漏洞 | |
| CVE-2020-12390 | Mozilla Firefox 代码问题漏洞 | |
| CVE-2020-12389 | Mozilla Firefox和Firefox ESR 输入验证错误漏洞 | |
| CVE-2020-12388 | Mozilla Firefox和Firefox ESR 输入验证错误漏洞 | |
| CVE-2020-12387 | Mozilla Thunderbird 资源管理错误漏洞 | |
| CVE-2020-6830 | Mozilla Firefox 信息泄露漏洞 |
IV. Related Vulnerabilities
Same vendor: Mozilla
- CVE-2026-8093
Memory safety bugs fixed in Thunderbird 150.0.2 - CVE-2026-8094
Other issue in the WebRTC component - CVE-2026-8092
Memory safety bugs fixed in Thunderbird ESR 140.10.2 and Thu - CVE-2026-8091
Incorrect boundary conditions in the Audio/Video: Playback c - CVE-2026-8090
Use-after-free in the DOM: Networking component
V. Comments for CVE-2020-6831
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