CVE-2020-35111
N/A
N/A
Summary
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Mozilla | Firefox | unspecified < 84 | affected |
| Mozilla | Thunderbird | unspecified < 78.6 | affected |
| Mozilla | Firefox ESR | unspecified < 78.6 | affected |
Weaknesses
- The proxy.onRequest API did not catch view-source URLs
ADP Enrichment
CVE Program Container
Additional References
- https://www.mozilla.org/security/advisories/mfsa2020-54/
- https://www.mozilla.org/security/advisories/mfsa2020-56/
- https://www.mozilla.org/security/advisories/mfsa2020-55/
- https://bugzilla.mozilla.org/show_bug.cgi?id=1657916
References
- https://www.mozilla.org/security/advisories/mfsa2020-54/
- https://www.mozilla.org/security/advisories/mfsa2020-56/
- https://www.mozilla.org/security/advisories/mfsa2020-55/
- https://bugzilla.mozilla.org/show_bug.cgi?id=1657916
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