CVE-2020-27787
Severity Score
5.5
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
1
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
A Segmentaation fault was found in UPX in invert_pt_dynamic() function in p_lx_elf.cpp. An attacker with a crafted input file allows invalid memory address access that could lead to a denial of service.
Se ha encontrado un fallo de segmentación en UPX en la función invert_pt_dynamic() en el archivo p_lx_elf.cpp. Un atacante con un archivo de entrada diseñado permite el acceso a direcciones de memoria no válidas que podría conllevar a una denegación de servicio.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2020-10-27 CVE Reserved
- 2022-08-18 CVE Published
- 2024-03-10 EPSS Updated
- 2024-08-04 CVE Updated
- 2024-08-04 First Exploit
- ---------- Exploited in Wild
- ---------- KEV Due Date
CWE
- CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer
CAPEC
References (2)
| URL | Tag | Source |
|---|
| URL | Date | SRC |
|---|---|---|
| https://github.com/upx/upx/issues/333 | 2024-08-04 |
| URL | Date | SRC |
|---|---|---|
| https://github.com/upx/upx/commit/e2f60adc95334f47e286838dac33160819c5d74d | 2022-08-22 |
| URL | Date | SRC |
|---|
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Upx Project Search vendor "Upx Project" | Upx Search vendor "Upx Project" for product "Upx" | < 3.96 Search vendor "Upx Project" for product "Upx" and version " < 3.96" | - |
Affected
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