{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2017-20286",
        "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
        "state": "PUBLISHED",
        "assignerShortName": "VulnCheck",
        "dateReserved": "2026-10-14T13:07:15.528Z",
        "datePublished": "2026-10-14T14:16:27.547Z",
        "dateUpdated": "2026-10-14T15:55:35.957Z"
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    "containers": {
        "cna": {
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                "dateUpdated": "2026-10-14T14:16:27.547Z"
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            "datePublic": "2017-10-09T00:00:00.000Z",
            "title": "DevIL through 1.8.0 Heap Buffer Overflow via GIF iGetPalette",
            "descriptions": [
                {
                    "lang": "en",
                    "value": "DevIL through 1.8.0 contains a heap-based buffer overflow in iGetPalette() in il_gif.cpp that allows attackers to write beyond a 768-byte palette buffer when loading GIF images. Attackers can supply a crafted two-frame GIF whose second frame uses disposal method 1 with a local colour table, writing up to 384 controlled bytes past the heap allocation and possibly executing code."
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "lang": "en",
                            "description": "Out-of-bounds Write",
                            "cweId": "CWE-787",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "affected": [
                {
                    "vendor": "DentonW",
                    "product": "DevIL",
                    "defaultStatus": "unaffected",
                    "versions": [
                        {
                            "version": "0",
                            "lessThanOrEqual": "1.8.0",
                            "status": "affected",
                            "versionType": "semver"
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                    "packageURL": "pkg:github/DentonW/DevIL",
                    "repo": "https://github.com/DentonW/DevIL"
                }
            ],
            "metrics": [
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                    "cvssV4_0": {
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                        "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N",
                        "attackVector": "LOCAL",
                        "attackComplexity": "LOW",
                        "attackRequirements": "NONE",
                        "privilegesRequired": "NONE",
                        "userInteraction": "PASSIVE",
                        "vulnConfidentialityImpact": "HIGH",
                        "vulnIntegrityImpact": "HIGH",
                        "vulnAvailabilityImpact": "HIGH",
                        "subConfidentialityImpact": "NONE",
                        "subIntegrityImpact": "NONE",
                        "subAvailabilityImpact": "NONE",
                        "baseScore": 8.5,
                        "baseSeverity": "HIGH"
                    }
                },
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                        "scope": "UNCHANGED",
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                    }
                }
            ],
            "references": [
                {
                    "url": "https://github.com/DentonW/DevIL/issues/67",
                    "tags": [
                        "issue-tracking"
                    ]
                },
                {
                    "url": "https://hackmd.io/@haind-pwn/devil-gif-palette-reuse-heap-overflow",
                    "tags": [
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                {
                    "url": "https://github.com/DentonW/DevIL/blob/a2d9193fed0c7f93519c0c4c28b3348e0cb5759b/DevIL/src-IL/src/il_gif.cpp#L189-L226",
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                    "url": "https://github.com/DentonW/DevIL/blob/a2d9193fed0c7f93519c0c4c28b3348e0cb5759b/DevIL/src-IL/src/il_gif.cpp#L314-L324",
                    "tags": [
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                    "name": "VulnCheck Advisory: DevIL through 1.8.0 Heap Buffer Overflow via GIF iGetPalette",
                    "tags": [
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                    "url": "https://www.vulncheck.com/advisories/devil-through-1.8.0-heap-buffer-overflow-via-gif-igetpalette"
                }
            ],
            "credits": [
                {
                    "lang": "en",
                    "value": "Photosounder",
                    "type": "finder"
                },
                {
                    "lang": "en",
                    "value": "HaiND from the Post and Telecommunication Institute of Technology",
                    "type": "finder"
                }
            ],
            "x_generator": {
                "engine": "vulncheck-endgame"
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        },
        "adp": [
            {
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2026-10-14T14:52:04.580800Z",
                                "id": "CVE-2017-20286",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "Technical Impact": "total"
                                    }
                                ],
                                "role": "CISA Coordinator",
                                "version": "2.0.3"
                            }
                        }
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
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