CVE-2020-24436— Acrobat Pro DC PDF Export Out-Of-Bounds Write Vulnerability Could Lead to Arbitrary Code Execution
Quick assessment
Affected
Adobe Acrobat Reader
Exploitation
High exploitation probability; assess promptly
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Adobe Reader是美国奥多比（Adobe）公司的一款PDF文档阅读移动应用程序。 Adobe Acrobat Reader 中存在缓冲区错误漏洞，该漏洞源于网络系统或产品在内存上执行操作时，未正确验证数据边界，导致向关联的其他内存位置上执行了错误的读写操作。攻击者可通过越界写操作引发代码执行。
Possible ATT&CK Techniques 3 AI
T1059 · Command and Scripting Interpreter T1078 · Valid Accounts T1203 · Exploitation for Client Execution
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I. Basic Information for CVE-2020-24436
Vulnerability Information
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Vulnerability Title
Acrobat Pro DC PDF Export Out-Of-Bounds Write Vulnerability Could Lead to Arbitrary Code Execution
Source: CVE Program / CVE List V5
Vulnerability Description
Acrobat Pro DC versions 2020.012.20048 (and earlier), 2020.001.30005 (and earlier) and 2017.011.30175 (and earlier) are affected by an out-of-bounds write vulnerability that could result in writing past the end of an allocated memory structure. An attacker could leverage this vulnerability to execute code in the context of the current user. This vulnerability requires user interaction to exploit in that the victim must open a malicious document.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存写
Source: CVE Program / CVE List V5
Vulnerability Title
Adobe Reader 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Adobe Reader是美国奥多比（Adobe）公司的一款PDF文档阅读移动应用程序。 Adobe Acrobat Reader 中存在缓冲区错误漏洞，该漏洞源于网络系统或产品在内存上执行操作时，未正确验证数据边界，导致向关联的其他内存位置上执行了错误的读写操作。攻击者可通过越界写操作引发代码执行。
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 ~ 2017.011.30175 | - |
|
II. Public POCs for CVE-2020-24436
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Vendor Advisories for CVE-2020-24436 (2)
-
https://helpx.adobe.com/security/products/acrobat/apsb20-67.html x_refsource_MISC
-
https://www.zerodayinitiative.com/advisories/ZDI-20-1355/ x_refsource_MISC
Same Patch Batch · Adobe · 2020-11-05 · 14 CVEs total
| CVE-2020-24437 | 7.8 HIGH | Acrobat Reader DC Use-After-Free Vulnerability Could Lead to Arbitrary Code Execution |
| CVE-2020-24430 | 7.8 HIGH | Acrobat Pro DC Use-After-Free vulnerability Could Lead to Arbitrary Code Execution |
| CVE-2020-24435 | 7.8 HIGH | Acrobat Reader DC Heap-based Buffer Overflow Could Lead to Arbitrary Code Execution |
| CVE-2020-24433 | 7.8 HIGH | Adobe Acrobat Reader DC Local Privilege Escalation via Installer Component |
| CVE-2020-24428 | 7.7 HIGH | Acrobat Reader DC for macOS Race Condition Vulnerability Could Lead to Privilege Escalatio |
| CVE-2020-24429 | 7.7 HIGH | Acrobat Reader DC for macOS Signature Verification Bypass Could Lead to Privilege Escalati |
| CVE-2020-24432 | 6.7 MEDIUM | Acrobat Reader DC Arbitrary JavaScript Execution in PDF Documents |
| CVE-2020-24431 | 4.4 MEDIUM | Acrobat Reader DC for macOS Dynamic Library Injection Vulnerability |
| CVE-2020-24426 | 3.3 LOW | Acrobat Reader DC Out-Of-Bounds Read Information Disclosure Vulnerability |
| CVE-2020-24427 | 3.3 LOW | Acrobat Reader DC Codec Input Validation Vulnerability Could Lead to Information Disclosur |
| CVE-2020-24434 | 3.3 LOW | Acrobat Pro DC Out-Of-Bounds Read Vulnerability Could Lead to Information Disclosure |
| CVE-2020-24438 | 3.3 LOW | Acrobat Reader DC Use-After-Free Vulnerability Could Lead to Information Disclosure |
| CVE-2020-24439 | 2.8 LOW | Acrobat Reader DC for macOS Signature Validation Bypass |
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V. Comments for CVE-2020-24436
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