CVE-2020-24386

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Source
https://nvd.nist.gov/vuln/detail/CVE-2020-24386
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-24386.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2020-24386
Downstream
Related
Published
2021-01-04T17:15:13.867Z
Modified
2025-11-14T03:35:49.666047Z
Severity
  • 6.8 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N CVSS Calculator
Summary
[none]
Details

An issue was discovered in Dovecot before 2.3.13. By using IMAP IDLE, an authenticated attacker can trigger unhibernation via attacker-controlled parameters, leading to access to other users' email messages (and path disclosure).

References

Affected packages

Git / github.com/dovecot/core

Affected ranges

Type
GIT
Repo
https://github.com/dovecot/core
Events
Introduced
54d654098032d96975b70749b505fae538e97f7a
Fixed
89f716dc2ec7362864a368d32533184b55fb7831

Database specific

vanir_signatures

[
    {
        "digest": {
            "threshold": 0.9,
            "line_hashes": [
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                "1471052776949459769501067374191512796",
                "217466864070258896560181252484983121032",
                "121720010689383301941536457495250671877"
            ]
        },
        "signature_version": "v1",
        "id": "CVE-2020-24386-1be4ae17",
        "target": {
            "file": "src/stats/client-writer.c"
        },
        "signature_type": "Line",
        "source": "https://github.com/dovecot/core/commit/89f716dc2ec7362864a368d32533184b55fb7831",
        "deprecated": false
    },
    {
        "digest": {
            "length": 682.0,
            "function_hash": "137596555788539951219949077210898227457"
        },
        "signature_version": "v1",
        "id": "CVE-2020-24386-21d7f377",
        "target": {
            "file": "src/stats/client-writer.c",
            "function": "writer_client_input_event_update"
        },
        "signature_type": "Function",
        "source": "https://github.com/dovecot/core/commit/89f716dc2ec7362864a368d32533184b55fb7831",
        "deprecated": false
    },
    {
        "digest": {
            "length": 1234.0,
            "function_hash": "217181472971271504745876234057744284658"
        },
        "signature_version": "v1",
        "id": "CVE-2020-24386-27cee2ac",
        "target": {
            "file": "src/lib-master/test-event-stats.c",
            "function": "test_parent_update_post_send"
        },
        "signature_type": "Function",
        "source": "https://github.com/dovecot/core/commit/89f716dc2ec7362864a368d32533184b55fb7831",
        "deprecated": false
    },
    {
        "digest": {
            "threshold": 0.9,
            "line_hashes": [
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                "268337524322404052174412187219750515495",
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            ]
        },
        "signature_version": "v1",
        "id": "CVE-2020-24386-7e4b6371",
        "target": {
            "file": "src/lib-master/stats-client.c"
        },
        "signature_type": "Line",
        "source": "https://github.com/dovecot/core/commit/89f716dc2ec7362864a368d32533184b55fb7831",
        "deprecated": false
    },
    {
        "digest": {
            "threshold": 0.9,
            "line_hashes": [
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                "191947087068649407406175300183404404279",
                "139115681704428535252617837725603962715",
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            ]
        },
        "signature_version": "v1",
        "id": "CVE-2020-24386-b4c3550a",
        "target": {
            "file": "src/lib-master/test-event-stats.c"
        },
        "signature_type": "Line",
        "source": "https://github.com/dovecot/core/commit/89f716dc2ec7362864a368d32533184b55fb7831",
        "deprecated": false
    },
    {
        "digest": {
            "length": 795.0,
            "function_hash": "186318130816510715596850195645109332825"
        },
        "signature_version": "v1",
        "id": "CVE-2020-24386-f32b5762",
        "target": {
            "file": "src/lib-master/stats-client.c",
            "function": "stats_event_write"
        },
        "signature_type": "Function",
        "source": "https://github.com/dovecot/core/commit/89f716dc2ec7362864a368d32533184b55fb7831",
        "deprecated": false
    }
]