Academy Software Foundation OpenEXR up to 2.x Input File FastHufDecoder buffer overflow
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
4.2 | $0-$5k | 0.00 |
A vulnerability classified as problematic was found in Academy Software Foundation OpenEXR up to 2.x. Affected by this vulnerability is the function FastHufDecoder
of the component Input File Handler. The manipulation with an unknown input leads to a buffer overflow vulnerability. The CWE definition for the vulnerability is CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. As an impact it is known to affect availability.
The weakness was disclosed 03/31/2021. It is possible to read the advisory at bugs.chromium.org. This vulnerability is known as CVE-2021-3474. Technical details of the vulnerability are known, but there is no available exploit.
Upgrading to version 3.0.0-beta eliminates this vulnerability.
Product
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 4.4VulDB Meta Temp Score: 4.3
VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 5.3
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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unlock | unlock | unlock | unlock | unlock | unlock |
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Buffer overflowCWE: CWE-120 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Partially
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: OpenEXR 3.0.0-beta
Timeline
03/29/2021 🔍03/31/2021 🔍
03/31/2021 🔍
04/07/2021 🔍
Sources
Advisory: bugs.chromium.orgStatus: Confirmed
Confirmation: 🔍
CVE: CVE-2021-3474 (🔍)
Entry
Created: 03/31/2021 08:24Updated: 04/07/2021 10:57
Changes: 03/31/2021 08:24 (40), 04/07/2021 10:55 (5), 04/07/2021 10:57 (18)
Complete: 🔍
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