CVE-2020-6812 vulnerabilities and exploits

(subscribe to this query)

605

VMScore

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

605

VMScore

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

445

VMScore

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

605

VMScore

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

668

VMScore

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

605

VMScore

When following the value's prototype chain, it was possible to retain a reference to a locale, delete it, and subsequently reference it. This resulted in a use-after-free and a potentially exploitable crash. This vulnerability affects Firefox < 70, Thunderbird < 68.2, ...

Mozilla Firefox Esr Mozilla Thunderbird Mozilla Firefox Canonical Ubuntu Linux 16.04

606

VMScore

An attacker could have caused 4 bytes of HMAC output to be written past the end of a buffer stored on the stack. This could be used by an malicious user to execute arbitrary code or more likely lead to a crash. This vulnerability affects Firefox < 70, Thunderbird < 68.2, an...

Mozilla Firefox Esr Mozilla Thunderbird Mozilla Firefox Canonical Ubuntu Linux 16.04

2 Github repositories

605

VMScore

A fixed-size stack buffer could overflow in nrappkit when doing WebRTC signaling. This resulted in a potentially exploitable crash in some instances. This vulnerability affects Firefox < 70, Thunderbird < 68.2, and Firefox ESR < 68.2.

Mozilla Firefox Esr Mozilla Thunderbird Mozilla Firefox Canonical Ubuntu Linux 16.04

516

VMScore

By using a form with a data URI it was possible to gain access to the privileged JSONView object that had been cloned into content. Impact from exposing this object appears to be minimal, however it was a bypass of existing defense in depth mechanisms. This vulnerability affects ...

Mozilla Firefox Esr Mozilla Thunderbird Mozilla Firefox Canonical Ubuntu Linux 16.04

516

VMScore

If two same-origin documents set document.domain differently to become cross-origin, it was possible for them to call arbitrary DOM methods/getters/setters on the now-cross-origin window. This vulnerability affects Firefox < 70, Thunderbird < 68.2, and Firefox ESR < 68.2...

Mozilla Firefox Esr Mozilla Thunderbird Mozilla Firefox Canonical Ubuntu Linux 16.04

Get Started

« PREV 1 2 3 4 5 NEXT »

Vulmon Search is a vulnerability search engine. It gives comprehensive vulnerability information through a very simple user interface.

Home Recent Vulnerabilities Research Posts Trends Blog About Contact

Vulmon Search Vulmon Research Vulmon Alerts Vulmap

Twitter Reddit Linkedin Facebook