Published: 22/12/2022 Updated: 29/12/2022

CVSS v3 Base Score: 7.6 | Impact Score: 4.7 | Exploitability Score: 2.8

VMScore: 0

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).

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mozilla vpn

Mozilla Foundation Security Advisory 2020-48 OAuth session fixation vulnerability in Mozilla VPN Announced November 4, 2020 Impact moderate Products Mozilla VPN Android 110, Mozilla VPN Windows, Mozilla VPN iOS 107 Fixed in ...

CWE-384 https://github.com/mozilla-mobile/guardian-vpn-ios/commit/4309f5c9bd2c15cdfd39ac173665fad3f2598b54 https://www.mozilla.org/security/advisories/mfsa2020-48/https://github.com/mozilla-services/guardian-vpn-windows/commit/ac6f562973a83f6758cd7ab7aa313e863047d41b https://github.com/mozilla-mobile/guardian-vpn-android/commit/981c840276ef3aee98cf5d42993d484ee99b28d9 https://nvd.nist.gov https://www.mozilla.org/en-US/security/advisories/mfsa2020-48/

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CVE-2020-15679

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