7.6

CVE-2020-15679

An OAuth session fixation vulnerability existed in the VPN login flow, where an attacker could craft a custom login URL, convince a VPN user to login via that URL, and obtain authenticated access as that user. This issue is limited to cases where attacker and victim are sharing the same source IP and could allow the ability to view session states and disconnect VPN sessions. This vulnerability affects Mozilla VPN iOS 1.0.7 < (929), Mozilla VPN Windows < 1.2.2, and Mozilla VPN Android 1.1.0 < (1360).
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Mozilla ≫ Vpn SwPlatformiphone_os Version < 1.0.7_\(929\)
Mozilla ≫ Vpn SwPlatformwindows Version < 1.2.2
Mozilla ≫ Vpn SwPlatformipados Version >= 1.0.7 < 1.0.7_\(929\)
Mozilla ≫ Vpn SwPlatformandroid Version >= 1.1.0 < 1.1.0_\(1360\)
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.47% 0.369
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 7.6 2.8 4.7
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H
134c704f-9b21-4f2e-91b3-4a467353bcc0 7.6 2.8 4.7
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H
CWE-384 Session Fixation

Authenticating a user, or otherwise establishing a new user session, without invalidating any existing session identifier gives an attacker the opportunity to steal authenticated sessions.

https://github.com/mozilla-mobile/guardian-vpn-android/commit/981c840276ef3aee98cf5d42993d484ee99b28d9
Patch
Third Party Advisory
https://github.com/mozilla-mobile/guardian-vpn-ios/commit/4309f5c9bd2c15cdfd39ac173665fad3f2598b54
Patch
Third Party Advisory
https://github.com/mozilla-services/guardian-vpn-windows/commit/ac6f562973a83f6758cd7ab7aa313e863047d41b
Patch
Third Party Advisory
https://www.mozilla.org/security/advisories/mfsa2020-48/
Vendor Advisory