CVE-2020-16587

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Source
https://nvd.nist.gov/vuln/detail/CVE-2020-16587
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-16587.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2020-16587
Downstream
Related
Published
2020-12-09T21:15:14Z
Modified
2025-10-14T17:42:36.945559Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

A heap-based buffer overflow vulnerability exists in Academy Software Foundation OpenEXR 2.3.0 in chunkOffsetReconstruction in ImfMultiPartInputFile.cpp that can cause a denial of service via a crafted EXR file.

References

Affected packages

Git / github.com/academysoftwarefoundation/openexr

Affected ranges

Type
GIT
Repo
https://github.com/academysoftwarefoundation/openexr
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
8b5370c688a7362673c3a5256d93695617a4cd9a
Type
GIT
Repo
https://github.com/openexr/openexr
Events
Introduced
0 Unknown introduced commit / All previous commits are affected

Affected versions

Other

OPENEXR_1_0_4

v1.*

v1.7.1

v2.*

v2.0.0
v2.0.0.GM
v2.0.0.beta.1
v2.0.0.beta.2
v2.0.1
v2.1.0
v2.2.0
v2.3.0

Database specific 

{
    "vanir_signatures": [
        {
            "id": "CVE-2020-16587-2ec0a54b",
            "signature_type": "Function",
            "target": {
                "file": "OpenEXR/IlmImf/ImfMultiPartInputFile.cpp",
                "function": "MultiPartInputFile::Data::chunkOffsetReconstruction"
            },
            "signature_version": "v1",
            "digest": {
                "length": 4663.0,
                "function_hash": "143967905294990520278655521811818684950"
            },
            "deprecated": false,
            "source": "https://github.com/academysoftwarefoundation/openexr/commit/8b5370c688a7362673c3a5256d93695617a4cd9a"
        },
        {
            "id": "CVE-2020-16587-eec94311",
            "signature_type": "Line",
            "target": {
                "file": "OpenEXR/IlmImf/ImfMultiPartInputFile.cpp"
            },
            "signature_version": "v1",
            "digest": {
                "line_hashes": [
                    "134578106560149560542039773809397150419",
                    "64017740078096563740224162377099776518",
                    "176058261214050518461075301377133407243",
                    "101883906199073792821308977749009224060"
                ],
                "threshold": 0.9
            },
            "deprecated": false,
            "source": "https://github.com/academysoftwarefoundation/openexr/commit/8b5370c688a7362673c3a5256d93695617a4cd9a"
        }
    ]
}