CVE-2022-4639

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Source
https://cve.org/CVERecord?id=CVE-2022-4639
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-4639.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2022-4639
Downstream
Published
2022-12-21T00:00:00Z
Modified
2026-08-12T13:01:02Z
Severity
  • 5.6 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L CVSS Calculator
Summary
sslh Packet Dumping probe.c hexdump format string
Details

A vulnerability, which was classified as critical, has been found in sslh. This issue affects the function hexdump of the file probe.c of the component Packet Dumping Handler. The manipulation of the argument msg_info leads to format string. The attack may be initiated remotely. The name of the patch is b19f8a6046b080e4c2e28354a58556bb26040c6f. It is recommended to apply a patch to fix this issue. The identifier VDB-216497 was assigned to this vulnerability.

Database specific 
{
    "cna_assigner": "VulDB",
    "cwe_ids": [
        "CWE-119"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/4xxx/CVE-2022-4639.json"
}
References

Affected packages

Git / github.com/yrutschle/sslh

Affected ranges

Type
GIT
Repo
https://github.com/yrutschle/sslh
Events
Introduced
b36486bb6da494b21207259328bd6c57fb5263e0
Fixed
b19f8a6046b080e4c2e28354a58556bb26040c6f
Database specific
Show details 
{
    "cpe": "cpe:2.3:a:sslh_project:sslh:2.0:rc1:*:*:*:*:*:*",
    "extracted_events": [
        {
            "introduced": "2.0-rc1"
        },
        {
            "last_affected": "2.0-rc1"
        }
    ],
    "source": [
        "CPE_STRING",
        "REFERENCES"
    ]
}

Affected versions

2.*
2.0-rc1
v2.*
v2.0-rc1

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-4639.json"
vanir_signatures 
[
    {
        "deprecated": false,
        "digest": {
            "function_hash": "339296857347183001251334880593366804530",
            "length": 860
        },
        "id": "CVE-2022-4639-08e3e831",
        "signature_type": "Function",
        "signature_version": "v1",
        "source": "https://github.com/yrutschle/sslh/commit/b19f8a6046b080e4c2e28354a58556bb26040c6f",
        "target": {
            "file": "probe.c",
            "function": "hexdump"
        }
    },
    {
        "deprecated": false,
        "digest": {
            "line_hashes": [
                "111151535374575097540771136220735369406",
                "186193000775465115016069707145062237829",
                "81850485276511158203013988564396108453",
                "337973339887622904583829237949903221400"
            ],
            "threshold": 0.9
        },
        "id": "CVE-2022-4639-58428d72",
        "signature_type": "Line",
        "signature_version": "v1",
        "source": "https://github.com/yrutschle/sslh/commit/b19f8a6046b080e4c2e28354a58556bb26040c6f",
        "target": {
            "file": "probe.c"
        }
    }
]
vanir_signatures_modified 
"2026-08-12T13:01:02Z"