Vulnerabilities > Mozilla > Firefox > 21.0

DATE CVE VULNERABILITY TITLE RISK
2020-07-09 CVE-2020-12425 Out-of-bounds Read vulnerability in Mozilla Firefox
Due to confusion processing a hyphen character in Date.parse(), a one-byte out of bounds read could have occurred, leading to potential information disclosure.
network
low complexity
mozilla CWE-125
6.5
2020-07-09 CVE-2020-12423 Uncontrolled Search Path Element vulnerability in Mozilla Firefox
When the Windows DLL "webauthn.dll" was missing from the Operating System, and a malicious one was placed in a folder in the user's %PATH%, Firefox may have loaded the DLL, leading to arbitrary code execution.
local
low complexity
mozilla CWE-427
7.8
2020-07-09 CVE-2020-12422 Out-of-bounds Write vulnerability in multiple products
In non-standard configurations, a JPEG image created by JavaScript could have caused an internal variable to overflow, resulting in an out of bounds write, memory corruption, and a potentially exploitable crash.
network
low complexity
mozilla opensuse CWE-787
8.8
2020-07-09 CVE-2020-12421 Improper Certificate Validation vulnerability in multiple products
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 This could have caused add-ons to become out-of-date silently without notification to the user.
network
low complexity
mozilla canonical CWE-295
6.5
2020-07-09 CVE-2020-12420 Use After Free vulnerability in multiple products
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.
network
mozilla canonical opensuse CWE-416
critical
9.3
2020-07-09 CVE-2020-12419 Use After Free vulnerability in multiple products
When processing callbacks that occurred during window flushing in the parent process, the associated window may die; causing a use-after-free condition.
network
low complexity
mozilla canonical opensuse CWE-416
8.8
2020-07-09 CVE-2020-12418 Out-of-bounds Read vulnerability in multiple products
Manipulating individual parts of a URL object could have caused an out-of-bounds read, leaking process memory to malicious JavaScript.
network
low complexity
mozilla canonical opensuse CWE-125
6.5
2020-07-09 CVE-2020-12417 Incorrect Conversion between Numeric Types vulnerability in multiple products
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.
network
mozilla canonical opensuse CWE-681
critical
9.3
2020-07-09 CVE-2020-12416 Use After Free vulnerability in multiple products
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.
network
mozilla opensuse CWE-416
critical
9.3
2020-07-09 CVE-2020-12415 Incorrect Default Permissions vulnerability in multiple products
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.
network
low complexity
mozilla opensuse CWE-276
6.5