CVE-2021-40656
Severity Score
8.8
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
1
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
libsixel before 1.10 is vulnerable to Buffer Overflow in libsixel/src/quant.c:867.
libsixel versiones anteriores a 1.10, es vulnerable a un desbordamiento del búfer en libsixel/src/quant.c:867
*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
- 2021-09-07 CVE Reserved
- 2022-04-08 CVE Published
- 2024-08-04 CVE Updated
- 2024-08-04 First Exploit
- 2024-11-12 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
CWE
- CWE-787: Out-of-bounds Write
CAPEC
References (1)
| URL | Tag | Source |
|---|
| URL | Date | SRC |
|---|---|---|
| https://github.com/libsixel/libsixel/issues/25 | 2024-08-04 |
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Libsixel Project Search vendor "Libsixel Project" | Libsixel Search vendor "Libsixel Project" for product "Libsixel" | < 1.10 Search vendor "Libsixel Project" for product "Libsixel" and version " < 1.10" | - |
Affected
| ||||||