CVE-2021-20298
CVSS V2 None
CVSS V3 High 7.5
Description
A flaw was found in OpenEXR's B44Compressor. This flaw allows an attacker who can submit a crafted file to be processed by OpenEXR, to exhaust all memory accessible to the application. The highest threat from this vulnerability is to system availability.
Overview
- CVE ID
- CVE-2021-20298
- Assigner
- secalert@redhat.com
- Vulnerability Status
- Analyzed
- Published Version
- 2022-08-23T16:15:09
- Last Modified Date
- 2022-12-13T02:24:50
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:openexr:openexr:*:*:*:*:*:*:*:* | 1 | OR | 2.5.7 |
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- NONE
- Availability Impact
- HIGH
- Base Score
- 7.5
- Base Severity
- HIGH
- Exploitability Score
- 3.9
- Impact Score
- 3.6
References
| Reference URL | Reference Tags |
|---|---|
| https://access.redhat.com/security/cve/CVE-2021-20298 | Third Party Advisory |
| https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=25913 | Mailing List Third Party Advisory |
| https://bugzilla.redhat.com/show_bug.cgi?id=1939156 | Issue Tracking Third Party Advisory |
| https://github.com/AcademySoftwareFoundation/openexr/commit/85fd638ae0d5fa132434f4cbf32590261c1dba97 | Patch Third Party Advisory |
| https://github.com/AcademySoftwareFoundation/openexr/pull/843 | Patch Third Party Advisory |
| https://lists.debian.org/debian-lts-announce/2022/12/msg00022.html |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-20298 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20298 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-08-23 17:00:11 | Added to TrackCVE | |||
| 2022-12-12 03:15:35 | 2022-12-12T02:15:09 | CVE Modified Date | updated | |
| 2022-12-12 03:15:35 | Analyzed | Modified | Vulnerability Status | updated |
| 2022-12-12 03:15:36 | References | updated | ||
| 2022-12-12 18:16:29 | Modified | Undergoing Analysis | Vulnerability Status | updated |
| 2022-12-13 03:17:15 | 2022-12-13T02:24:50 | CVE Modified Date | updated | |
| 2022-12-13 03:17:15 | Undergoing Analysis | Analyzed | Vulnerability Status | updated |