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Rewterz
Rewterz Threat Advisory –Multiple Adobe Acrobat and Adobe Reader Vulnerabilities
January 17, 2023
Rewterz
Rewterz Threat Alert – AsyncRAT – Active IOCs
January 17, 2023

Rewterz Threat Advisory – Multiple Adobe InCopy Vulnerabilities

Severity

High

Analysis Summary

CVE-2023-21598 CVSS:5.5

Adobe InCopy could allow a remote attacker to obtain sensitive information, caused by a use-after-free error. By persuading a victim to open a specially-crafted document, a remote attacker could exploit this vulnerability to obtain sensitive information.

CVE-2023-21595 CVSS:5.5

Adobe InCopy could allow a remote attacker to execute arbitrary code on the system, caused by an out-of-bounds write error. By persuading a victim to open a specially-crafted document, an attacker could exploit this vulnerability to execute arbitrary code on the system with the privileges of the victim or cause the application to crash.

CVE-2023-21594 CVSS:7.8

Adobe InCopy is vulnerable to a heap-based buffer overflow. By persuading a victim to open a specially-crafted document, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause the application to crash.

CVE-2023-21597 CVSS:7.8

Adobe InCopy could allow a remote attacker to execute arbitrary code on the system, caused by an out-of-bounds write error. By persuading a victim to open a specially-crafted document, an attacker could exploit this vulnerability to execute arbitrary code on the system with the privileges of the victim or cause the application to crash.

CVE-2023-21599 CVSS:5.5

Adobe InCopy could allow a remote attacker to obtain sensitive information, caused by an out-of-bounds read error. By persuading a victim to open a specially-crafted document, a remote attacker could exploit this vulnerability to obtain sensitive information.

CVE-2023-21596 CVSS:7.8

Adobe InCopy could allow a remote attacker to execute arbitrary code on the system, caused by improper validation of input. By persuading a victim to open a specially-crafted document, an attacker could exploit this vulnerability to execute arbitrary code on the system with the privileges of the victim or cause the application to crash.

Impact

  • Information Disclosure
  • Code Execution
  • Buffer Overflow

Indicators Of Compromise

CVE

  • CVE-2023-21589
  • CVE-2023-21591
  • CVE-2023-21592
  • CVE-2023-21587
  • CVE-2023-21588
  • CVE-2023-21590

Affected Vendors

Adobe

Affected Products

  • Adobe InDesign ID18.0
  • Adobe InDesign ID17.4

Remediation

Refer to Adobe Security Advisory for patch, upgrade or suggested workaround information. 

Adobe Security Advisory