CVE-2021-21101
Adobe Illustrator TTF font parsing out-of-bounds write vulnerability could lead to remote code execution
Severity Score
Exploit Likelihood
Affected Versions
Public Exploits
0Exploited in Wild
-Decision
Descriptions
Adobe Illustrator version 25.2 (and earlier) is affected by an Out-of-bounds Write vulnerability when parsing a specially crafted file. 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.
Adobe Illustrator versiones 25.2 (y anteriores), está afectada por una vulnerabilidad de escritura fuera de límites cuando se analiza un archivo especialmente diseñado. Un atacante no autenticado podría aprovechar esta vulnerabilidad para lograr una ejecución de código arbitrario en el contexto del usuario actual. Una explotación de este problema requiere una interacción del usuario, en que la víctima debe abrir un archivo malicioso
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Adobe Illustrator. 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 processing of embedded fonts. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process.
CVSS Scores
SSVC
- Decision:-
Timeline
- 2020-12-18 CVE Reserved
- 2021-05-13 CVE Published
- 2024-09-17 CVE Updated
- 2024-11-15 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-787: Out-of-bounds Write
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 |
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https://helpx.adobe.com/security/products/illustrator/apsb21-24.html | 2021-07-06 |
Affected Vendors, Products, and Versions
Vendor | Product | Version | Other | Status | ||||||
---|---|---|---|---|---|---|---|---|---|---|
Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
Adobe Search vendor "Adobe" | Illustrator Search vendor "Adobe" for product "Illustrator" | <= 25.2 Search vendor "Adobe" for product "Illustrator" and version " <= 25.2" | - |
Affected
| in | Microsoft Search vendor "Microsoft" | Windows Search vendor "Microsoft" for product "Windows" | - | - |
Safe
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