CVE-2020-12420Not scoredCWE-362

CVE-2020-12420: Mozilla Firefox ESR vulnerability

Mozilla · Firefox ESR

Vendor fix available · Affected: Mozilla Firefox ESR · Exploitation: possible (1 to 10%)

Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.

1.9%probability of exploitation in the next 30 days

Percentile not published

Not scored yet. The CVE record carries no CVSS score.

DescriptionCVE.org

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 Firefox ESR < 68.10, Firefox < 78, and Thunderbird < 68.10.0.

Affected products3

From the CVE record. A product or version that is not listed is unknown, not unaffected.

Mozilla · Firefox ESRbefore 68.10
Mozilla · Firefoxbefore 78
Mozilla · Thunderbirdbefore 68.10.0

On the Atlas

Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.

Open the Atlas

Exploitation: Possible (1 to 10%). EPSS between 1% and 10%.
CISA KEV: Not listed
Public check: No public nuclei template
Weakness: Race Condition · Race Conditions
Vendor: Mozilla
Published: July 2020
Band: Possible (1 to 10%), July 2020

CoverageNo articles yet

No CyberSIXT article names CVE-2020-12420 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.