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2.1
CVSSv2
CVE-2020-12392
The 'Copy as cURL' feature of Devtools' network tab did not properly escape the HTTP POST data of a request, which can be controlled by the website. If a user used the 'Copy as cURL' feature and pasted the command into a terminal, it could have resulted i...
Mozilla Thunderbird
Mozilla Firefox
Mozilla Firefox Esr
Canonical Ubuntu Linux 18.04
Canonical Ubuntu Linux 19.10
Canonical Ubuntu Linux 20.04
Canonical Ubuntu Linux 16.04
7.5
CVSSv2
CVE-2020-6831
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.
Mozilla Firefox
Mozilla Firefox Esr
Mozilla Thunderbird
Canonical Ubuntu Linux 16.04
Canonical Ubuntu Linux 18.04
Canonical Ubuntu Linux 19.10
Canonical Ubuntu Linux 20.04
Debian Debian Linux 9.0
Debian Debian Linux 10.0
Opensuse Leap 15.2
10
CVSSv2
CVE-2020-12395
Mozilla developers and community members reported memory safety bugs present in Firefox 75 and Firefox ESR 68.7. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vuln...
Mozilla Thunderbird
Mozilla Firefox
Mozilla Firefox Esr
Canonical Ubuntu Linux 18.04
Canonical Ubuntu Linux 19.10
Canonical Ubuntu Linux 20.04
Canonical Ubuntu Linux 16.04
4.3
CVSSv2
CVE-2020-12397
By encoding Unicode whitespace characters within the From email header, an attacker can spoof the sender email address that Thunderbird displays. This vulnerability affects Thunderbird < 68.8.0.
Mozilla Thunderbird
Canonical Ubuntu Linux 18.04
Canonical Ubuntu Linux 19.10
Canonical Ubuntu Linux 20.04
Canonical Ubuntu Linux 16.04
5
CVSSv2
CVE-2020-6821
When reading from areas partially or fully outside the source resource with WebGL's <code>copyTexSubImage</code> method, the specification requires the returned values be zero. Previously, this memory was uninitialized, leading to potentially sensitive data discl...
Mozilla Firefox
Mozilla Firefox Esr
Mozilla Thunderbird
6.8
CVSSv2
CVE-2020-6819
Under certain conditions, when running the nsDocShell destructor, 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.
Mozilla Thunderbird
Mozilla Firefox
Mozilla Firefox Esr
3 Articles
6.8
CVSSv2
CVE-2020-6820
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.
Mozilla Thunderbird
Mozilla Firefox
Mozilla Firefox Esr
3 Articles
6.8
CVSSv2
CVE-2020-6822
On 32-bit builds, an out of bounds write could have occurred when processing an image larger than 4 GB in <code>GMPDecodeData</code>. It is possible that with enough effort this could have been exploited to run arbitrary code. This vulnerability affects Thunderbird &l...
Mozilla Firefox
Mozilla Firefox Esr
Mozilla Thunderbird
7.5
CVSSv2
CVE-2020-6825
Mozilla developers and community members Tyson Smith and Christian Holler reported memory safety bugs present in Firefox 74 and Firefox ESR 68.6. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited...
Mozilla Firefox
Mozilla Firefox Esr
Mozilla Thunderbird
4.3
CVSSv2
CVE-2019-12278
Opera through 53 on Android allows Address Bar Spoofing. Characters from several languages are displayed in Right-to-Left order, due to mishandling of several Unicode characters. The rendering mechanism, in conjunction with the "first strong character" concept, may impr...
Opera Opera 52.1.2517.139570
CVSSv2
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2022-48693
CVE-2024-30851
CVE-2024-34460
CVE-2024-2887
local
CVE-2024-27956
remote code execution
CVE-2024-34475
privilege
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