CVE-2017-16820

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Source
https://cve.org/CVERecord?id=CVE-2017-16820
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2017-16820.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2017-16820
Downstream
Published
2017-11-14T21:29:00.433Z
Modified
2026-04-11T15:44:04.054714Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

The csnmpreadtable function in snmp.c in the SNMP plugin in collectd before 5.6.3 is susceptible to a double free in a certain error case, which could lead to a crash (or potentially have other impact).

References

Affected packages

Git / github.com/collectd/collectd

Affected ranges

Type
GIT
Repo
https://github.com/collectd/collectd
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
a46c9c8d8847d2c5cd742e3c2c8bcea61ccef83f
Fixed
d16c24542b2f96a194d43a73c2e5778822b9cb47
Database specific 
{
    "cpe": "cpe:2.3:a:collectd:collectd:*:*:*:*:*:*:*:*",
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "fixed": "5.6.3"
        }
    ],
    "source": [
        "CPE_FIELD",
        "REFERENCES"
    ]
}

Affected versions

collectd-2.*
collectd-2.0.1
collectd-3.*
collectd-3.10.0
collectd-3.7.0
collectd-4.*
collectd-4.0.0
collectd-4.0.0-rc10
collectd-4.0.0-rc4
collectd-4.0.0-rc6
collectd-4.0.0-rc7
collectd-4.0.0-rc8
collectd-4.1.0
collectd-4.1.1
collectd-4.10.0
collectd-4.2.0
collectd-4.3.0
collectd-4.3.0beta0
collectd-4.3.0beta1
collectd-4.6.0
collectd-5.*
collectd-5.0.0-beta0
collectd-5.0.0-beta1
collectd-5.1.0
collectd-5.2.0
collectd-5.3.0
collectd-5.5.0
collectd-5.6.0
collectd-5.6.1
collectd-5.6.2

Database specific

vanir_signatures_modified 
"2026-04-11T15:44:04Z"
vanir_signatures 
[
    {
        "signature_version": "v1",
        "digest": {
            "threshold": 0.9,
            "line_hashes": [
                "86965231054126360746339291800325181458",
                "102710897325289736916419661317557945286",
                "265602096124552108750953459181517773639",
                "328302089741133144756261656903698557219",
                "158771085255318485581015235353944510325",
                "255975415015094843921857733783813695512",
                "281654652575872297008949702824258664089",
                "312144292821773168939352634702370944618",
                "182098167481022158597358768801023546767",
                "323040959740894247892346577149410755959",
                "167082444302733303646307155509472967399",
                "171599559795877206113230775442974401811",
                "261996696739310258599490644212549753353",
                "180869493693854725304677892671680392522",
                "250630962737135300554396594569277072210",
                "283651911670361381150435979065286315824",
                "44313569439307601127989787637539654925",
                "223850489760899566995195626923488144771"
            ]
        },
        "id": "CVE-2017-16820-a741bd8b",
        "signature_type": "Line",
        "target": {
            "file": "src/snmp.c"
        },
        "source": "https://github.com/collectd/collectd/commit/d16c24542b2f96a194d43a73c2e5778822b9cb47",
        "deprecated": false
    },
    {
        "signature_version": "v1",
        "digest": {
            "function_hash": "214644603704358171524915980156585427134",
            "length": 5165.0
        },
        "id": "CVE-2017-16820-b860da9e",
        "signature_type": "Function",
        "target": {
            "file": "src/snmp.c",
            "function": "csnmp_read_table"
        },
        "source": "https://github.com/collectd/collectd/commit/d16c24542b2f96a194d43a73c2e5778822b9cb47",
        "deprecated": false
    }
]
source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2017-16820.json"