CVE-2021-3476
Gentoo Linux Security Advisory 202107-27
Severity Score
5.3
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
A flaw was found in OpenEXR's B44 uncompression functionality in versions before 3.0.0-beta. An attacker who is able to submit a crafted file to OpenEXR could trigger shift overflows, potentially affecting application availability.
Se encontró un fallo en la funcionalidad uncompression B44 de OpenEXR en versiones anteriores a 3.0.0-beta. Un atacante que pueda enviar un archivo diseñado a OpenEXR podría desencadenar desbordamientos de turno, lo que podría afectar la disponibilidad de la aplicación.
Multiple vulnerabilities have been found in OpenEXR, the worst of which could result in the arbitrary execution of code. Versions less than 2.5.6 are affected.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2021-03-29 CVE Reserved
- 2021-03-30 CVE Published
- 2024-08-03 CVE Updated
- 2025-03-30 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-190: Integer Overflow or Wraparound
CAPEC
References (5)
| URL | Tag | Source |
|---|---|---|
| https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=24787 | Issue Tracking | |
| https://lists.debian.org/debian-lts-announce/2021/07/msg00001.html | Mailing List |
|
| https://lists.debian.org/debian-lts-announce/2022/12/msg00022.html | Mailing List |
|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://bugzilla.redhat.com/show_bug.cgi?id=1939145 | 2023-02-02 |
| URL | Date | SRC |
|---|---|---|
| https://security.gentoo.org/glsa/202107-27 | 2023-02-02 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Openexr Search vendor "Openexr" | Openexr Search vendor "Openexr" for product "Openexr" | < 2.4.3 Search vendor "Openexr" for product "Openexr" and version " < 2.4.3" | - |
Affected
| ||||||
| Openexr Search vendor "Openexr" | Openexr Search vendor "Openexr" for product "Openexr" | >= 2.5.0 < 2.5.4 Search vendor "Openexr" for product "Openexr" and version " >= 2.5.0 < 2.5.4" | - |
Affected
| ||||||
| Debian Search vendor "Debian" | Debian Linux Search vendor "Debian" for product "Debian Linux" | 9.0 Search vendor "Debian" for product "Debian Linux" and version "9.0" | - |
Affected
| ||||||
| Debian Search vendor "Debian" | Debian Linux Search vendor "Debian" for product "Debian Linux" | 10.0 Search vendor "Debian" for product "Debian Linux" and version "10.0" | - |
Affected
| ||||||