CVE-2020-21572

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Source

https://cve.org/CVERecord?id=CVE-2020-21572

Import Source

https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-21572.json

JSON Data

https://api.osv.dev/v1/vulns/CVE-2020-21572

Published

2021-11-02T18:15:08.037Z

Modified

2026-07-08T20:43:08.668241Z

Severity

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

Summary

[none]

Details

Buffer overflow vulnerability in function srcparsertransstage123 trgil gilcc before commit 803969389ca9c06237075a7f8eeb1a19e6651759, allows attackers to cause a denial of service.

Database specific

{
    "unresolved_ranges": [
        {
            "cpes": [
                "cpe:2.3:a:gilcc_project:gilcc:*:*:*:*:*:*:*:*"
            ],
            "source": "CPE_RANGE",
            "extracted_events": [
                {
                    "fixed": "2019-12-22"
                }
            ],
            "vendor_product": "gilcc_project:gilcc"
        }
    ]
}

References

Affected packages

Git / github.com/trgil/gilcc

Affected ranges

Type

GIT

Repo

https://github.com/trgil/gilcc

Events

Introduced

Fixed

803969389ca9c06237075a7f8eeb1a19e6651759

Database specific

{
    "source": "REFERENCES"
}

Database specific

vanir_signatures_modified

"2026-07-08T20:43:08Z"

vanir_signatures

[
    {
        "signature_type": "Function",
        "target": {
            "file": "src/src_parser.c",
            "function": "src_parser_trans_stage_1_2_3"
        },
        "deprecated": false,
        "source": "https://github.com/trgil/gilcc/commit/803969389ca9c06237075a7f8eeb1a19e6651759",
        "id": "CVE-2020-21572-2ffbd093",
        "signature_version": "v1",
        "digest": {
            "function_hash": "285648628221269415290332320098136413892",
            "length": 1705.0
        }
    },
    {
        "signature_type": "Line",
        "target": {
            "file": "src/src_parser.c"
        },
        "deprecated": false,
        "source": "https://github.com/trgil/gilcc/commit/803969389ca9c06237075a7f8eeb1a19e6651759",
        "id": "CVE-2020-21572-3561a588",
        "signature_version": "v1",
        "digest": {
            "line_hashes": [
                "114113861425250298010781779585360085529",
                "11600629352745730642444199114467367462",
                "117687232999212461781485386035118552668",
                "281479827365359996856222077205923862075",
                "18990676310371287500030914762148434071",
                "164655690483705816200007683339742870532",
                "141789434046080829675233046399700945656",
                "21142160123728161577535483182948604829",
                "93820948259693296409260769406991279995",
                "6852807968101670495821956124560949593",
                "16254183038314963483327137802193104631"
            ],
            "threshold": 0.9
        }
    }
]

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-21572.json"