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209841
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6.5 |
MEDIUM
Network
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mozilla canonical
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firefox thunderbird firefox_esr ubuntu_linux
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When performing add-on updates, certificate chains terminating in non-built-in-roots were rejected (even if they were legitimately added by an administrator.) This could have caused add-ons to become…
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CWE-295
Improper Certificate Validation
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CVE-2020-12421
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2024-11-21 13:59 |
2020-07-10 |
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GitHub
Exploit DB
Packet Storm
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209842
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8.8 |
HIGH
Network
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mozilla canonical opensuse
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firefox thunderbird firefox_esr ubuntu_linux leap
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When trying to connect to a STUN server, a race condition could have caused a use-after-free of a pointer, leading to memory corruption and a potentially exploitable crash. This vulnerability affects…
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CWE-362 CWE-416
Race Condition Use After Free
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CVE-2020-12420
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2024-11-21 13:59 |
2020-07-10 |
Show
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GitHub
Exploit DB
Packet Storm
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209843
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8.8 |
HIGH
Network
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mozilla canonical opensuse
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firefox firefox_esr thunderbird ubuntu_linux leap
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When processing callbacks that occurred during window flushing in the parent process, the associated window may die; causing a use-after-free condition. This could have led to memory corruption and a…
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CWE-416
Use After Free
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CVE-2020-12419
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2024-11-21 13:59 |
2020-07-10 |
Show
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GitHub
Exploit DB
Packet Storm
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209844
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6.5 |
MEDIUM
Network
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mozilla canonical opensuse
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firefox firefox_esr thunderbird ubuntu_linux leap
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Manipulating individual parts of a URL object could have caused an out-of-bounds read, leaking process memory to malicious JavaScript. This vulnerability affects Firefox ESR < 68.10, Firefox < 78, an…
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CWE-125
Out-of-bounds Read
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CVE-2020-12418
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2024-11-21 13:59 |
2020-07-10 |
Show
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GitHub
Exploit DB
Packet Storm
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209845
|
8.8 |
HIGH
Network
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mozilla canonical opensuse
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firefox thunderbird firefox_esr ubuntu_linux leap
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Due to confusion about ValueTags on JavaScript Objects, an object may pass through the type barrier, resulting in memory corruption and a potentially exploitable crash. *Note: this issue only affects…
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CWE-787 CWE-617 CWE-681
Out-of-bounds Write Reachable Assertion Incorrect Conversion between Numeric Types
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CVE-2020-12417
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2024-11-21 13:59 |
2020-07-10 |
Show
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GitHub
Exploit DB
Packet Storm
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209846
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8.8 |
HIGH
Network
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mozilla opensuse
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firefox leap
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A VideoStreamEncoder may have been freed in a race condition with VideoBroadcaster::AddOrUpdateSink, resulting in a use-after-free, memory corruption, and a potentially exploitable crash. This vulner…
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CWE-362 CWE-416
Race Condition Use After Free
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CVE-2020-12416
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2024-11-21 13:59 |
2020-07-10 |
Show
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GitHub
Exploit DB
Packet Storm
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209847
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6.5 |
MEDIUM
Network
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mozilla opensuse
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firefox leap
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When "%2F" was present in a manifest URL, Firefox's AppCache behavior may have become confused and allowed a manifest to be served from a subdirectory. This could cause the appcache to be used to ser…
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CWE-276
Incorrect Default Permissions
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CVE-2020-12415
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2024-11-21 13:59 |
2020-07-10 |
Show
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GitHub
Exploit DB
Packet Storm
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209848
|
6.5 |
MEDIUM
Network
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mozilla
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firefox
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IndexedDB should be cleared when leaving private browsing mode and it is not, the API for WKWebViewConfiguration was being used incorrectly and requires the private instance of this object be deleted…
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CWE-459
Incomplete Cleanup
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CVE-2020-12414
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2024-11-21 13:59 |
2020-07-10 |
Show
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GitHub
Exploit DB
Packet Storm
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209849
|
4.3 |
MEDIUM
Network
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mozilla
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firefox
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By navigating a tab using the history API, an attacker could cause the address bar to display the incorrect domain (with the https:// scheme, a blocked port number such as '1', and without a lock ico…
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NVD-CWE-Other
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CVE-2020-12412
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2024-11-21 13:59 |
2020-07-10 |
Show
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GitHub
Exploit DB
Packet Storm
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209850
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8.8 |
HIGH
Network
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mozilla
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firefox
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Mozilla developers reported memory safety bugs present in Firefox 76. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been expl…
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CWE-787
Out-of-bounds Write
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CVE-2020-12411
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2024-11-21 13:59 |
2020-07-10 |
Show
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GitHub
Exploit DB
Packet Storm
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