CVE-2020-35111
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I. Basic Information for CVE-2020-35111
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
When an extension with the proxy permission registered to receive <all_urls>, the proxy.onRequest callback was not triggered for view-source URLs. While web content cannot navigate to such URLs, a user opening View Source could have inadvertently leaked their IP address. This vulnerability affects Firefox < 84, Thunderbird < 78.6, and Firefox ESR < 78.6.
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 Firefox 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Mozilla Firefox是美国Mozilla基金会的一款开源Web浏览器。 Mozilla Firefox 存在安全漏洞，当一个分机用代理权限注册接收时，代理没有为视图源url的onRequest回调进行分流。虽然web内容不能导航到这样的url，但打开视图源的用户可能无意中泄露了他们的IP地址。以下产品和版本受到影响：Firefox < 84、Thunderbird < 78.6和Firefox ESR< 78.6。
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 | unspecified ~ 84 | - | |
| Mozilla | Thunderbird | unspecified ~ 78.6 | - | |
| Mozilla | Firefox ESR | unspecified ~ 78.6 | - |
II. Public POCs for CVE-2020-35111
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://www.mozilla.org/security/advisories/mfsa2020-54/x_refsource_MISC
- https://bugzilla.mozilla.org/show_bug.cgi?id=1657916x_refsource_MISC
- https://www.mozilla.org/security/advisories/mfsa2020-55/x_refsource_MISC
- https://www.mozilla.org/security/advisories/mfsa2020-56/x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2020-35111
Same Patch Batch · Mozilla · 2021-01-07 · 13 CVEs total
| CVE-2020-26971 | Mozilla Firefox 缓冲区错误漏洞 | |
| CVE-2020-26972 | Mozilla Firefox 资源管理错误漏洞 | |
| CVE-2020-26973 | Mozilla Firefox 安全漏洞 | |
| CVE-2020-26974 | Mozilla Firefox 缓冲区错误漏洞 | |
| CVE-2020-26975 | Mozilla Firefox 安全漏洞 | |
| CVE-2020-26976 | Mozilla Firefox 安全漏洞 | |
| CVE-2020-26977 | Mozilla Firefox 安全漏洞 | |
| CVE-2020-26978 | Mozilla Firefox 信息泄露漏洞 | |
| CVE-2020-26979 | Mozilla Firefox 输入验证错误漏洞 | |
| CVE-2020-35112 | Mozilla Firefox 安全漏洞 | |
| CVE-2020-35113 | Mozilla Firefox 缓冲区错误漏洞 | |
| CVE-2020-35114 | Mozilla Firefox 缓冲区错误漏洞 |
IV. Related Vulnerabilities
Same product: Firefox
- 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
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-2020-35111
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