CVE-2016-5766 (GCVE-0-2016-5766)
Vulnerability from cvelistv5 – Published: 2016-08-07 10:00 – Updated: 2024-08-06 01:15
VLAI
EPSS
VEX
Summary
Integer overflow in the _gd2GetHeader function in gd_gd2.c in the GD Graphics Library (aka libgd) before 2.2.3, as used in PHP before 5.5.37, 5.6.x before 5.6.23, and 7.x before 7.0.8, allows remote attackers to cause a denial of service (heap-based buffer overflow and application crash) or possibly have unspecified other impact via crafted chunk dimensions in an image.
Severity
8.8 (High)
CWE
- n/a
Assigner
References
15 references
Date Public
2016-06-23 00:00
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"descriptions": "[{\"lang\": \"en\", \"value\": \"Integer overflow in the _gd2GetHeader function in gd_gd2.c in the GD Graphics Library (aka libgd) before 2.2.3, as used in PHP before 5.5.37, 5.6.x before 5.6.23, and 7.x before 7.0.8, allows remote attackers to cause a denial of service (heap-based buffer overflow and application crash) or possibly have unspecified other impact via crafted chunk dimensions in an image.\"}, {\"lang\": \"es\", \"value\": \"Desbordamiento de entero en la funci\\u00f3n _gd2GetHeader en gd_gd2.c en la GD Graphics Library (tambi\\u00e9n conocido como libgd) en versiones anteriores a 2.2.3, como se utiliza en PHP en versiones anteriores a 5.5.37, 5.6.x en versiones anteriores a 5.6.23 y 7.x en versiones anteriores a 7.0.8, permite a atacantes remotos provocar una denegaci\\u00f3n de servicio (desbordamiento de b\\u00fafer basado en memoria din\\u00e1mica y ca\\u00edda de aplicaci\\u00f3n) o posiblemente tener otro impacto no especificado a trav\\u00e9s de dimensiones del pedazo en una imagen manipulada.\"}]",
"evaluatorComment": "\u003ca href=\"http://cwe.mitre.org/data/definitions/122.html\"\u003eCWE-122\u003c/a\u003e",
"id": "CVE-2016-5766",
"lastModified": "2024-11-21T02:54:58.810",
"metrics": "{\"cvssMetricV30\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"3.0\", \"vectorString\": \"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H\", \"baseScore\": 8.8, \"baseSeverity\": \"HIGH\", \"attackVector\": \"NETWORK\", \"attackComplexity\": \"LOW\", \"privilegesRequired\": \"NONE\", \"userInteraction\": \"REQUIRED\", \"scope\": \"UNCHANGED\", \"confidentialityImpact\": \"HIGH\", \"integrityImpact\": \"HIGH\", \"availabilityImpact\": \"HIGH\"}, \"exploitabilityScore\": 2.8, \"impactScore\": 5.9}], \"cvssMetricV2\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"2.0\", \"vectorString\": \"AV:N/AC:M/Au:N/C:P/I:P/A:P\", \"baseScore\": 6.8, \"accessVector\": \"NETWORK\", \"accessComplexity\": \"MEDIUM\", \"authentication\": \"NONE\", \"confidentialityImpact\": \"PARTIAL\", \"integrityImpact\": \"PARTIAL\", \"availabilityImpact\": \"PARTIAL\"}, \"baseSeverity\": \"MEDIUM\", \"exploitabilityScore\": 8.6, \"impactScore\": 6.4, \"acInsufInfo\": false, \"obtainAllPrivilege\": false, \"obtainUserPrivilege\": false, \"obtainOtherPrivilege\": false, \"userInteractionRequired\": true}]}",
"published": "2016-08-07T10:59:13.663",
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"vulnStatus": "Modified",
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"redhat_vex": {
"aggregate_severity": "Moderate",
"current_release_date": "2026-06-28T07:26:16+00:00",
"cve": "CVE-2016-5766",
"id": "CVE-2016-5766",
"initial_release_date": "2016-06-23T00:00:00+00:00",
"product_status:fixed": "527",
"product_status:known_affected": "89",
"product_status:known_not_affected": "3",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "gd: Integer overflow in _gd2GetHeader() resulting in heap overflow",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2016/cve-2016-5766.json",
"version": "3"
},
"suse_vex": {
"aggregate_severity": "moderate",
"current_release_date": "2026-09-04T01:05:15Z",
"cve": "CVE-2016-5766",
"id": "CVE-2016-5766",
"initial_release_date": "2023-02-15T05:00:08Z",
"product_status:known_affected": "1054",
"product_status:known_not_affected": "970",
"product_status:recommended": "1763",
"source": "SUSE CSAF VEX",
"status": "interim",
"title": "SUSE CVE CVE-2016-5766",
"url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2016-5766.json",
"version": "39"
}
}
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
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