CVE-2021-20300
CVSS V2 High 7.1
CVSS V3 Medium 5.5
Description
A flaw was found in OpenEXR's hufUncompress functionality in OpenEXR/IlmImf/ImfHuf.cpp. This flaw allows an attacker who can submit a crafted file that is processed by OpenEXR, to trigger an integer overflow. The highest threat from this vulnerability is to system availability.
Overview
- CVE ID
- CVE-2021-20300
- Assigner
- secalert@redhat.com
- Vulnerability Status
- Analyzed
- Published Version
- 2022-03-04T18:15:07
- Last Modified Date
- 2022-12-13T02:22:00
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:openexr:openexr:*:*:*:*:*:*:*:* | 1 | OR | 2.5.4 |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:M/Au:N/C:N/I:N/A:C
- Access Vector
- NETWORK
- Access Compatibility
- MEDIUM
- Authentication
- NONE
- Confidentiality Impact
- NONE
- Integrity Impact
- NONE
- Availability Impact
- COMPLETE
- Base Score
- 7.1
- Severity
- HIGH
- Exploitability Score
- 8.6
- Impact Score
- 6.9
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- Attack Vector
- LOCAL
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- REQUIRED
- Scope
- UNCHANGED
- Confidentiality Impact
- NONE
- Availability Impact
- HIGH
- Base Score
- 5.5
- Base Severity
- MEDIUM
- Exploitability Score
- 1.8
- Impact Score
- 3.6
References
| Reference URL | Reference Tags |
|---|---|
| https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=25562 | Third Party Advisory |
| https://bugzilla.redhat.com/show_bug.cgi?id=1939153 | Issue Tracking Third Party Advisory |
| https://github.com/AcademySoftwareFoundation/openexr/pull/836 | 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-2021-20300 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20300 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 15:45:38 | Added to TrackCVE | |||
| 2022-12-06 11:20:56 | 2022-03-04T18:15Z | 2022-03-04T18:15:07 | CVE Published Date | updated |
| 2022-12-06 11:20:56 | 2022-03-17T01:05:31 | CVE Modified Date | updated | |
| 2022-12-06 11:20:56 | Analyzed | Vulnerability Status | updated | |
| 2022-12-12 03:14:22 | 2022-12-12T02:15:10 | CVE Modified Date | updated | |
| 2022-12-12 03:14:22 | Analyzed | Modified | Vulnerability Status | updated |
| 2022-12-12 03:14:24 | References | updated | ||
| 2022-12-12 18:15:18 | Modified | Undergoing Analysis | Vulnerability Status | updated |
| 2022-12-13 03:16:16 | 2022-12-13T02:22:00 | CVE Modified Date | updated | |
| 2022-12-13 03:16:16 | Undergoing Analysis | Analyzed | Vulnerability Status | updated |