CVE-2021-21041— Acrobat Reader DC Use-After-Free Vulnerability Could Lead To Arbitrary Code Execution
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I. Basic Information for CVE-2021-21041
Vulnerability Information
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Vulnerability Title
Acrobat Reader DC Use-After-Free Vulnerability Could Lead To Arbitrary Code Execution
Source: NVD (National Vulnerability Database)
Vulnerability Description
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 use-after-free 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.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
释放后使用
Source: NVD (National Vulnerability Database)
Vulnerability Title
Acrobat Reader DC 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Adobe Acrobat Reader是美国奥多比（Adobe）公司的一款PDF查看器。该软件用于打印，签名和注释 PDF。 Acrobat Reader DC 中存在资源管理错误漏洞，该漏洞源于网络系统或产品对系统资源（如内存、磁盘空间、文件等）的管理不当。未经验证的攻击者可以利用此漏洞在当前用户的上下文中执行任意代码。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Adobe | Acrobat Reader | unspecified ~ 2020.013.20074 | - |
II. Public POCs for CVE-2021-21041
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2021-21041
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- https://helpx.adobe.com/security/products/acrobat/apsb21-09.htmlx_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2021-21041
Same Patch Batch · Adobe · 2021-02-11 · 48 CVEs total
| CVE-2021-21017 | 8.8 HIGH | Acrobat Reader DC Heap-based Buffer Overflow Vulnerability Could Lead To Arbitrary Code Ex |
| CVE-2021-21045 | 8.2 HIGH | Acrobat Reader DC Improper Installer Access Control Vulnerability Could Lead To Privilege |
| CVE-2021-21040 | 7.8 HIGH | Acrobat Reader DC Use-After-Free Vulnerability Could Lead To Arbitrary Code Execution |
| CVE-2021-21038 | 7.8 HIGH | Acrobat Reader DC Out-Of-Bounds Write Vulnerability Could Lead To Arbitrary Code Execution |
| CVE-2021-21037 | 7.8 HIGH | Acrobat Reader DC Path Traversal Vulnerability Could Lead To Arbitrary Code Execution |
| CVE-2021-21036 | 7.8 HIGH | Acrobat Reader DC Integer Overflow Vulnerability Could Lead To Arbitrary Code Execution |
| CVE-2021-21039 | 7.8 HIGH | Acrobat Reader DC Use-After-Free Vulnerability Could Lead To Arbitrary Code Execution |
| CVE-2021-21057 | 6.6 MEDIUM | Acrobat Reader DC Invalid Memory Read Due To An Uninitialized Pointer |
| CVE-2021-21055 | 6.2 MEDIUM | Adobe Dreamweaver Untrusted Search Path Vulnerability Could Lead To Information Disclosure |
| CVE-2021-21029 | 4.8 MEDIUM | Magento Commerce Reflected Cross-site Scripting Vulnerability Could Lead To Arbitrary Java |
| CVE-2021-21060 | 4.6 MEDIUM | Acrobat Pro DC Improper File Parsing Could Lead to Information Disclosure |
| CVE-2021-21062 | Acrobat Reader DC Buffer Overflow Vulnerability Could Lead To Arbitrary Code Execution | |
| CVE-2021-21034 | Acrobat Reader DC Out-Of-Bounds Read Information Disclosure Vulnerability | |
| CVE-2021-21058 | Acrobat Reader DC Memory Corruption Vulnerability Could Lead to Arbitrary Code Execution | |
| CVE-2021-21046 | Acrobat Reader DC Buffer Overflow Vulnerability Could Lead To Arbitrary Code Execution | |
| CVE-2021-21054 | Adobe Illustrator Out-Of-Bounds Write Vulnerability Could Lead To Remote Code Execution Vu | |
| CVE-2021-21049 | Adobe Photoshop Out-Of-Bounds Read Vulnerability Could Lead To Remote Code Execution Vulne | |
| CVE-2021-21052 | Adobe Animate Out-of-Bounds Write Vulnerability Could Lead To Arbitrary Code Execution | |
| CVE-2021-21048 | Adobe Photoshop Buffer Overflow Vulnerability Could Lead To Remote Code Execution Vulnerab | |
| CVE-2021-21053 | Adobe Illustrator Out-Of-Bounds Write Vulnerability Could Lead To Remote Code Execution |
Showing top 20 of 48 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: Acrobat Reader
- CVE-2026-34622
Acrobat Reader | Improperly Controlled Modification of Objec - CVE-2026-34626
Acrobat Reader | Improperly Controlled Modification of Objec - CVE-2026-34621
Acrobat Reader | Improperly Controlled Modification of Objec - CVE-2026-27221
Acrobat Reader | Improper Certificate Validation (CWE-295) - CVE-2026-27278
Acrobat Reader | Use After Free (CWE-416)
Same vendor: Adobe
- CVE-2026-34632
Photoshop Installer | CWE-427: Uncontrolled Search Path Elem - CVE-2026-27297
Adobe Framemaker | Integer Underflow (Wrap or Wraparound) (C - CVE-2026-27300
Adobe Framemaker | Access of Uninitialized Pointer (CWE-824) - CVE-2026-27296
Adobe Framemaker | Integer Underflow (Wrap or Wraparound) (C - CVE-2026-27290
Adobe Framemaker | Untrusted Search Path (CWE-426)
V. Comments for CVE-2021-21041
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