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CVE-2021-21056— Adobe FrameMaker Out-of-Bounds Read Vulnerability Could Lead To Remote Code Execution

Quick assessment

Affected
Adobe FrameMaker
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 Framemaker是美国奥多比（Adobe）公司的一套用于编写和编辑大型或复杂文档（包括结构化文档）的页面排版软件。 Adobe Framemaker version 2020.0.1 (and earlier) 存在安全漏洞，攻击者可利用该漏洞在当前用户的上下文中实现任意代码执行。

AI Predicted 7.8 Difficulty: Moderate EPSS 21.22% · P98

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution
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I. Basic Information for CVE-2021-21056

Vulnerability Information
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Vulnerability Title
Adobe FrameMaker Out-of-Bounds Read Vulnerability Could Lead To Remote Code Execution
Source: CVE Program / CVE List V5
Vulnerability Description
Adobe Framemaker version 2020.0.1 (and earlier) is affected by an Out-of-bounds Read 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.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存读
Source: CVE Program / CVE List V5
Vulnerability Title
Adobe Framemaker 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Adobe Framemaker是美国奥多比（Adobe）公司的一套用于编写和编辑大型或复杂文档（包括结构化文档）的页面排版软件。 Adobe Framemaker version 2020.0.1 (and earlier) 存在安全漏洞，攻击者可利用该漏洞在当前用户的上下文中实现任意代码执行。
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 FrameMaker unspecified ~ 2020.0.1 -

II. Public POCs for CVE-2021-21056

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III. Intelligence Information for CVE-2021-21056

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Vendor Advisories for CVE-2021-21056 (2)

Same Patch Batch · Adobe · 2021-03-12 · 16 CVEs total

CVE-2021-21082 7.8 HIGH Adobe Photoshop Memory Corruption
CVE-2021-21085 7.8 HIGH Adobe Connect CSV injection via export feature could lead to code execution
CVE-2021-21067 7.8 HIGH Adobe Photoshop CoolType arbitrary stack manipulation in Type 1/Multiple Master
CVE-2021-21078 Adobe Creative Cloud Unquoted Service Path in CCXProcess
CVE-2021-21074 Adobe Animate out-of-bounds read vulnerability
CVE-2021-21071 Adobe Animate memory corruption vulnerability
CVE-2021-21075 Adobe Animate out-of-bounds read vulnerability
CVE-2021-21080 Adobe Connect Reflected Cross-site Scripting via query parameter
CVE-2021-21076 Adobe Animate out-of-bounds read vulnerability
CVE-2021-21068 Adobe Creative Cloud installer arbitrary file overwrite vulnerability
CVE-2021-21077 Adobe Animate heap-based overflow vulnerability
CVE-2021-21069 Adobe Creative Cloud Privilege Escalation Vulnerability
CVE-2021-21073 Adobe Animate out-of-bounds read vulnerability
CVE-2021-21072 Adobe Animate out-of-bounds read vulnerability
CVE-2021-21079 Adobe Connect Reflected Cross-site Scripting via archiveOffset parameter

IV. Related Vulnerabilities

Same product: FrameMaker
Same vendor: Adobe
Same weakness: CWE-125

V. Comments for CVE-2021-21056

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