CVE-2021-3496
Severity Score
7.8
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
1
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
A heap-based buffer overflow was found in jhead in version 3.06 in Get16u() in exif.c when processing a crafted file.
Se encontró un desbordamiento de búfer en la región heap de la memoria en jhead en versión 3.06, en la función Get16u() en el archivo exif.c cuando se procesa un archivo diseñado
*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
- 2021-04-13 CVE Reserved
- 2021-04-22 CVE Published
- 2024-08-03 CVE Updated
- 2024-08-03 First Exploit
- 2024-08-25 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
CWE
- CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer
- CWE-787: Out-of-bounds Write
CAPEC
References (3)
| URL | Tag | Source |
|---|---|---|
| https://bugzilla.redhat.com/show_bug.cgi?id=1949245 | Issue Tracking |
| URL | Date | SRC |
|---|---|---|
| https://github.com/Matthias-Wandel/jhead/issues/33 | 2024-08-03 |
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://security.gentoo.org/glsa/202210-17 | 2022-12-21 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Jhead Project Search vendor "Jhead Project" | Jhead Search vendor "Jhead Project" for product "Jhead" | 3.06 Search vendor "Jhead Project" for product "Jhead" and version "3.06" | - |
Affected
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