Vulnerability identifier: #VU15502
Vulnerability risk: Low
CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-200
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
Mozilla Firefox
Client/Desktop applications /
Web browsers
Vendor: Mozilla
Description
The vulnerability allows a remote attacker to obtain potentially sensitive information on the target system.
The weakness exists due to SameSite cookies are sent on cross-origin requests when the "Save Page As..." menu item is selected to save a page. A remote attacker can trick the victim into visiting a specially crafted website and gain access to SameSite cookies.
Mitigation
Update to version 63.0.
Vulnerable software versions
Mozilla Firefox: 62.0 - 62.0.3
External links
http://www.mozilla.org/en-US/security/advisories/mfsa2018-26/
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.