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There's a flaw in OpenEXR's scanline input file functionality in versions before 3.0.0-beta. An attacker able to submit a crafted file to be processed by OpenEXR could consume excessive system memory. The greatest impact of this flaw is to system availability.
Metrics
NVD enrichment efforts reference publicly available information to associate
vector strings. CVSS information contributed by other sources is also
displayed.
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OR
*cpe:2.3:a:openexr:openexr:*:*:*:*:*:*:*:* versions up to (including) 2.5.5
OR
*cpe:2.3:a:openexr:openexr:*:*:*:*:*:*:*:* versions up to (excluding) 2.4.3
*cpe:2.3:a:openexr:openexr:*:*:*:*:*:*:*:* versions from (including) 2.5.0 up to (excluding) 2.5.4
Changed
Reference Type
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=27409 Third Party Advisory
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=27409 Issue Tracking, Third Party Advisory
Initial Analysis by NIST4/05/2021 11:06:56 AM
Action
Type
Old Value
New Value
Added
CPE Configuration
OR
*cpe:2.3:a:openexr:openexr:*:*:*:*:*:*:*:* versions up to (including) 2.5.5
Added
CVSS V2
NIST (AV:N/AC:M/Au:N/C:N/I:N/A:P)
Added
CVSS V2 Metadata
Victim must voluntarily interact with attack mechanism
Added
CVSS V3.1
NIST AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Changed
Reference Type
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=27409 No Types Assigned
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=27409 Third Party Advisory
Changed
Reference Type
https://bugzilla.redhat.com/show_bug.cgi?id=1939160 No Types Assigned
https://bugzilla.redhat.com/show_bug.cgi?id=1939160 Issue Tracking, Patch, Third Party Advisory
Quick Info
CVE Dictionary Entry: CVE-2021-3478 NVD
Published Date: 03/31/2021 NVD
Last Modified: 12/12/2022
Source: Red Hat, Inc.