CVE-2021-21017
Adobe Acrobat and Reader Heap-based Buffer Overflow Vulnerability
Severity Score
Exploit Likelihood
Affected Versions
Public Exploits
2Exploited in Wild
YesDecision
Descriptions
Acrobat Reader DC versions versions 2020.013.20074 (and earlier), 2020.001.30018 (and earlier) and 2017.011.30188 (and earlier) are affected by a heap-based buffer overflow vulnerability. An unauthenticated attacker could leverage this vulnerability to achieve arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
Acrobat Reader DC versiones 2020.013.20074 (y anteriores), versiones 2020.001.30018 (y anteriores) y versiones 2017.011.30188 (y anteriores), están afectadas por una vulnerabilidad de desbordamiento de búfer en la región heap de la memoria. Un atacante no autenticado podría aprovechar esta vulnerabilidad para alcanzar una ejecución de código arbitraria en el contexto del usuario actual. Una explotación de este problema requiere una interacción del usuario, ya que la víctima debe abrir un archivo malicioso
Acrobat Acrobat and Reader contain a heap-based buffer overflow vulnerability that could allow an unauthenticated attacker to achieve code execution in the context of the current user.
CVSS Scores
SSVC
- Decision:-
Timeline
- 2020-12-18 CVE Reserved
- 2021-02-11 CVE Published
- 2021-02-27 First Exploit
- 2021-11-03 Exploited in Wild
- 2021-11-17 KEV Due Date
- 2024-09-16 CVE Updated
- 2024-11-13 EPSS Updated
CWE
- CWE-122: Heap-based Buffer Overflow
- CWE-787: Out-of-bounds Write
CAPEC
References (3)
URL | Tag | Source |
---|
URL | Date | SRC |
---|---|---|
https://github.com/ZeusBox/CVE-2021-21017 | 2021-02-27 | |
https://github.com/tzwlhack/CVE-2021-21017 | 2021-02-27 |
URL | Date | SRC |
---|
URL | Date | SRC |
---|---|---|
https://helpx.adobe.com/security/products/acrobat/apsb21-09.html | 2022-08-05 |
Affected Vendors, Products, and Versions
Vendor | Product | Version | Other | Status | ||||||
---|---|---|---|---|---|---|---|---|---|---|
Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
Adobe Search vendor "Adobe" | Acrobat Search vendor "Adobe" for product "Acrobat" | >= 17.0 <= 17.011.30188 Search vendor "Adobe" for product "Acrobat" and version " >= 17.0 <= 17.011.30188" | classic |
Affected
| in | Apple Search vendor "Apple" | Macos Search vendor "Apple" for product "Macos" | - | - |
Safe
|
Adobe Search vendor "Adobe" | Acrobat Search vendor "Adobe" for product "Acrobat" | >= 17.0 <= 17.011.30188 Search vendor "Adobe" for product "Acrobat" and version " >= 17.0 <= 17.011.30188" | classic |
Affected
| in | Microsoft Search vendor "Microsoft" | Windows Search vendor "Microsoft" for product "Windows" | - | - |
Safe
|
Adobe Search vendor "Adobe" | Acrobat Search vendor "Adobe" for product "Acrobat" | >= 20.0 <= 20.001.30018 Search vendor "Adobe" for product "Acrobat" and version " >= 20.0 <= 20.001.30018" | classic |
Affected
| in | Apple Search vendor "Apple" | Macos Search vendor "Apple" for product "Macos" | - | - |
Safe
|
Adobe Search vendor "Adobe" | Acrobat Search vendor "Adobe" for product "Acrobat" | >= 20.0 <= 20.001.30018 Search vendor "Adobe" for product "Acrobat" and version " >= 20.0 <= 20.001.30018" | classic |
Affected
| in | Microsoft Search vendor "Microsoft" | Windows Search vendor "Microsoft" for product "Windows" | - | - |
Safe
|
Adobe Search vendor "Adobe" | Acrobat Dc Search vendor "Adobe" for product "Acrobat Dc" | <= 20.013.20074 Search vendor "Adobe" for product "Acrobat Dc" and version " <= 20.013.20074" | continuous |
Affected
| in | Apple Search vendor "Apple" | Macos Search vendor "Apple" for product "Macos" | - | - |
Safe
|
Adobe Search vendor "Adobe" | Acrobat Dc Search vendor "Adobe" for product "Acrobat Dc" | <= 20.013.20074 Search vendor "Adobe" for product "Acrobat Dc" and version " <= 20.013.20074" | continuous |
Affected
| in | Microsoft Search vendor "Microsoft" | Windows Search vendor "Microsoft" for product "Windows" | - | - |
Safe
|
Adobe Search vendor "Adobe" | Acrobat Reader Search vendor "Adobe" for product "Acrobat Reader" | >= 17.0 <= 17.011.30188 Search vendor "Adobe" for product "Acrobat Reader" and version " >= 17.0 <= 17.011.30188" | classic |
Affected
| in | Apple Search vendor "Apple" | Macos Search vendor "Apple" for product "Macos" | - | - |
Safe
|
Adobe Search vendor "Adobe" | Acrobat Reader Search vendor "Adobe" for product "Acrobat Reader" | >= 17.0 <= 17.011.30188 Search vendor "Adobe" for product "Acrobat Reader" and version " >= 17.0 <= 17.011.30188" | classic |
Affected
| in | Microsoft Search vendor "Microsoft" | Windows Search vendor "Microsoft" for product "Windows" | - | - |
Safe
|
Adobe Search vendor "Adobe" | Acrobat Reader Search vendor "Adobe" for product "Acrobat Reader" | >= 20.0 <= 20.001.300183 Search vendor "Adobe" for product "Acrobat Reader" and version " >= 20.0 <= 20.001.300183" | classic |
Affected
| in | Apple Search vendor "Apple" | Macos Search vendor "Apple" for product "Macos" | - | - |
Safe
|
Adobe Search vendor "Adobe" | Acrobat Reader Search vendor "Adobe" for product "Acrobat Reader" | >= 20.0 <= 20.001.300183 Search vendor "Adobe" for product "Acrobat Reader" and version " >= 20.0 <= 20.001.300183" | classic |
Affected
| in | Microsoft Search vendor "Microsoft" | Windows Search vendor "Microsoft" for product "Windows" | - | - |
Safe
|
Adobe Search vendor "Adobe" | Acrobat Reader Dc Search vendor "Adobe" for product "Acrobat Reader Dc" | <= 20.013.20074 Search vendor "Adobe" for product "Acrobat Reader Dc" and version " <= 20.013.20074" | continuous |
Affected
| in | Apple Search vendor "Apple" | Macos Search vendor "Apple" for product "Macos" | - | - |
Safe
|
Adobe Search vendor "Adobe" | Acrobat Reader Dc Search vendor "Adobe" for product "Acrobat Reader Dc" | <= 20.013.20074 Search vendor "Adobe" for product "Acrobat Reader Dc" and version " <= 20.013.20074" | continuous |
Affected
| in | Microsoft Search vendor "Microsoft" | Windows Search vendor "Microsoft" for product "Windows" | - | - |
Safe
|