CVE-2021-21061
Acrobat Pro DC Use-After-Free Vulnerability Could Lead to Information Disclosure
Severity Score
Exploit Likelihood
Affected Versions
Public Exploits
0Exploited in Wild
-Decision
Descriptions
Acrobat Pro DC versions versions 2020.013.20074 (and earlier), 2020.001.30018 (and earlier) and 2017.011.30188 (and earlier) are affected by a Use-after-free vulnerability when parsing a specially crafted PDF file. An unauthenticated attacker could leverage this vulnerability to disclose sensitive information in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
Acrobat Pro 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 Uso de la memoria previamente liberada cuando analiza un archivo PDF especialmente diseñado. Un atacante no autenticado podría aprovechar esta vulnerabilidad para revelar información confidencial 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
This vulnerability allows remote attackers to disclose sensitive information on affected installations of Adobe Acrobat Pro DC. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.
The specific flaw exists within the setAction method. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process.
CVSS Scores
SSVC
- Decision:-
Timeline
- 2020-12-18 CVE Reserved
- 2021-02-10 CVE Published
- 2024-09-16 CVE Updated
- 2024-11-13 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-416: Use After Free
CAPEC
References (1)
URL | Tag | Source |
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URL | Date | SRC |
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URL | Date | SRC |
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URL | Date | SRC |
---|---|---|
https://helpx.adobe.com/security/products/acrobat/apsb21-09.html | 2023-11-07 |
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
|