Vulnerability Monitor

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CVE-2020-15670

Mozilla developers reported memory safety bugs present in Firefox for Android 79. 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 vulnerability affects Firefox < 80, Firefox ESR < 78.2, Thunderbird < 78.2, and Firefox for Android < 80.

Published

2020-10-01T19:15:13.470

Last Modified

2024-11-21T05:05:59.020

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 8.8 (HIGH)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:P/I:P/A:P

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

8.6

Impact Score

6.4

Weaknesses

Type: Primary
CWE-362
CWE-416
CWE-617

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	mozilla	firefox	< 80.0	Yes
Application	mozilla	firefox	< 80.0	Yes
Application	mozilla	firefox_esr	< 78.2	Yes
Application	mozilla	thunderbird	< 78.2	Yes

References

https://bugzilla.mozilla.org/buglist.cgi?bug_id=1651001%2C1653626%2C1656957 Broken Link, Issue Tracking, Vendor Advisory ([email protected])
https://www.mozilla.org/security/advisories/mfsa2020-36/ Release Notes, Vendor Advisory ([email protected])
https://www.mozilla.org/security/advisories/mfsa2020-38/ Release Notes, Vendor Advisory ([email protected])
https://www.mozilla.org/security/advisories/mfsa2020-39/ Release Notes, Vendor Advisory ([email protected])
https://www.mozilla.org/security/advisories/mfsa2020-41/ Release Notes, Vendor Advisory ([email protected])
https://bugzilla.mozilla.org/buglist.cgi?bug_id=1651001%2C1653626%2C1656957 Broken Link, Issue Tracking, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.mozilla.org/security/advisories/mfsa2020-36/ Release Notes, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.mozilla.org/security/advisories/mfsa2020-38/ Release Notes, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.mozilla.org/security/advisories/mfsa2020-39/ Release Notes, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.mozilla.org/security/advisories/mfsa2020-41/ Release Notes, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)