CVE-2020-20740

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Source
https://cve.org/CVERecord?id=CVE-2020-20740
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-20740.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2020-20740
Downstream
Published
2020-11-20T19:15:11.803Z
Modified
2026-04-16T00:09:01.836732672Z
Severity
  • 7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

PDFResurrect before 0.20 lack of header validation checks causes heap-buffer-overflow in pdfgetversion().

Database specific 
{
    "unresolved_ranges": [
        {
            "extracted_events": [
                {
                    "last_affected": "9.0"
                }
            ],
            "cpe": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*",
            "source": "CPE_FIELD"
        },
        {
            "extracted_events": [
                {
                    "last_affected": "32"
                }
            ],
            "cpe": "cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*",
            "source": "CPE_FIELD"
        },
        {
            "extracted_events": [
                {
                    "last_affected": "33"
                }
            ],
            "cpe": "cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*",
            "source": "CPE_FIELD"
        }
    ]
}
References

Affected packages

Git / github.com/enferex/pdfresurrect

Affected ranges

Type
GIT
Repo
https://github.com/enferex/pdfresurrect
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
8d3c49233e4a70afd41a81c41209148af3dd0316
Fixed
1b422459f07353adce2878806d5247d9e91fb397
Database specific 
{
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "fixed": "0.20"
        }
    ],
    "cpe": "cpe:2.3:a:pdfresurrect_project:pdfresurrect:*:*:*:*:*:*:*:*",
    "source": [
        "CPE_FIELD",
        "REFERENCES"
    ]
}

Affected versions

v0.*
v0.12
v0.13
v0.14
v0.15
v0.16
v0.17
v0.18
v0.19
v0.20

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-20740.json"
vanir_signatures_modified 
"2026-04-11T20:35:22Z"
vanir_signatures 
[
    {
        "target": {
            "file": "pdf.c"
        },
        "id": "CVE-2020-20740-5e0d8d3f",
        "deprecated": false,
        "source": "https://github.com/enferex/pdfresurrect/commit/1b422459f07353adce2878806d5247d9e91fb397",
        "signature_type": "Line",
        "digest": {
            "threshold": 0.9,
            "line_hashes": [
                "62266750159890744348006957337408788746",
                "169195486734458732263106163246851784474",
                "153284992694108738737662845685979024342",
                "56903497598125699159788243737290767559",
                "77394035873851145772430697057605955968",
                "35693386764973465030921666185768141793",
                "282920137446285017441151096011442854157",
                "321748552386024178567483816130139264730",
                "72465639165843818648789851186588369287",
                "184660810464958331862803195382228611509",
                "271499173869166170498296605165084952622",
                "237757158540245183057252936505937644163",
                "64962517243295116239891511581128997676",
                "98078392315662333278268181732229513471",
                "50640456399914394826044555888067682661",
                "303887941082232755509845151854448062642",
                "211925282051974405174596615183286013494"
            ]
        },
        "signature_version": "v1"
    },
    {
        "target": {
            "file": "pdf.c",
            "function": "pdf_get_version"
        },
        "digest": {
            "length": 353.0,
            "function_hash": "7694318883069593882664429430910905849"
        },
        "deprecated": false,
        "id": "CVE-2020-20740-c7c6c892",
        "signature_type": "Function",
        "source": "https://github.com/enferex/pdfresurrect/commit/1b422459f07353adce2878806d5247d9e91fb397",
        "signature_version": "v1"
    },
    {
        "target": {
            "file": "pdf.c",
            "function": "pdf_is_pdf"
        },
        "signature_type": "Function",
        "deprecated": false,
        "source": "https://github.com/enferex/pdfresurrect/commit/1b422459f07353adce2878806d5247d9e91fb397",
        "digest": {
            "length": 187.0,
            "function_hash": "181394584310099238219538178524145636982"
        },
        "id": "CVE-2020-20740-f0635895",
        "signature_version": "v1"
    }
]