CVE-2021-21086
HIGHAdobe Acrobat and Reader DC < 20.013.20074 / < 17.011.30188 - Out-of-bounds Write in CoolType
Title source: llmExploitation Summary
EIP tracks 1 public exploit for CVE-2021-21086. PoCs published by infobyte.
AI-analyzed exploit summary This repository contains a functional exploit for CVE-2021-21086, targeting Adobe Acrobat Reader DC 2020.013.20074 and earlier. The exploit leverages a Type 1 font charstring vulnerability to achieve remote code execution (RCE) by embedding a malicious charstring into a PDF file, which executes shellcode in the context of the rendering process.
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 an Out-of-bounds Write vulnerability in the CoolType library. 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.
Exploits (1)
This repository contains a functional exploit for CVE-2021-21086, targeting Adobe Acrobat Reader DC 2020.013.20074 and earlier. The exploit leverages a Type 1 font charstring vulnerability to achieve remote code execution (RCE) by embedding a malicious charstring into a PDF file, which executes shellcode in the context of the rendering process.
References (1)
Scores
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H