Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2017-7821

A vulnerability where WebExtensions can download and attempt to open a file of some non-executable file types. This can be triggered without specific user interaction for the file download and open actions. This could be used to trigger known vulnerabilities in the programs that handle those document types. This vulnerability affects Firefox < 56.

Published

2018-06-11T21:29:10.920

Last Modified

2024-11-21T03:32:44.120

Status

Modified

Source

[email protected]

Severity

CVSSv3.0: 9.8 (CRITICAL)

CVSSv2 Vector

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

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

Exploitability Score

10.0

Impact Score

6.4

Weaknesses

Type: Primary
CWE-732

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	mozilla	firefox	≤ 55.0.3	Yes

References

http://www.securityfocus.com/bid/101057 Third Party Advisory, VDB Entry ([email protected])
http://www.securitytracker.com/id/1039465 Third Party Advisory, VDB Entry ([email protected])
https://bugzilla.mozilla.org/show_bug.cgi?id=1346515 Exploit, Issue Tracking ([email protected])
https://www.mozilla.org/security/advisories/mfsa2017-21/ Vendor Advisory ([email protected])
http://www.securityfocus.com/bid/101057 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id/1039465 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.mozilla.org/show_bug.cgi?id=1346515 Exploit, Issue Tracking (af854a3a-2127-422b-91ae-364da2661108)
https://www.mozilla.org/security/advisories/mfsa2017-21/ Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)