CVE-2021-29978

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Source

https://cve.org/CVERecord?id=CVE-2021-29978

Import Source

https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-29978.json

JSON Data

https://api.osv.dev/v1/vulns/CVE-2021-29978

Published

2021-08-05T20:15:08Z

Modified

2026-07-09T01:25:53Z

Severity

9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator

Summary

[none]

Details

Multiple low security issues were discovered and fixed in a security audit of Mozilla VPN 2.x branch as part of a 3rd party security audit. This vulnerability affects Mozilla VPN < 2.3.

References

Affected packages

Git / github.com/mozilla-mobile/mozilla-vpn-client

Affected ranges

Type

GIT

Repo

https://github.com/mozilla-mobile/mozilla-vpn-client

Events

Introduced

Fixed

46707e6bf02bc1252ab53908b72c716ba5a1eeeb

Database specific

Show details

{
    "cpe":  "cpe:2.3:a:mozilla:mozilla_vpn:*:*:*:*:*:*:*:*",
    "extracted_events":  [
        {
            "introduced":  "2.0"
        },
        {
            "fixed":  "2.3"
        }
    ],
    "source":  "CPE_RANGE"
}

Affected versions

v2.*

v2.0.1

v2.0.3

v2.1.0

Database specific

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-29978.json"

vanir_signatures

[
    {
        "deprecated":  false,
        "digest":  {
            "line_hashes":  [
                "242845269385789729425996909850675459526",
                "48839660993913130052987421493545864172",
                "146465165643666588836305914378673573212",
                "183566449150846803879227182520822533554",
                "106998597121319061773222726912729208694",
                "285590340921125107381616344130251143202",
                "20972764998622410309660077041758165786",
                "195515157130220801614989672460164467529"
            ],
            "threshold":  0.9
        },
        "id":  "CVE-2021-29978-1e181dd3",
        "signature_type":  "Line",
        "signature_version":  "v1",
        "source":  "https://github.com/mozilla-mobile/mozilla-vpn-client/commit/46707e6bf02bc1252ab53908b72c716ba5a1eeeb",
        "target":  {
            "file":  "src/tasks/authenticate/taskauthenticate.cpp"
        }
    },
    {
        "deprecated":  false,
        "digest":  {
            "function_hash":  "210460384781796843534317435578731586283",
            "length":  1891
        },
        "id":  "CVE-2021-29978-93162617",
        "signature_type":  "Function",
        "signature_version":  "v1",
        "source":  "https://github.com/mozilla-mobile/mozilla-vpn-client/commit/46707e6bf02bc1252ab53908b72c716ba5a1eeeb",
        "target":  {
            "file":  "src/tasks/authenticate/taskauthenticate.cpp",
            "function":  "TaskAuthenticate::run"
        }
    }
]

vanir_signatures_modified

"2026-07-09T01:25:53Z"