SB2022071318 - Multiple vulnerabilities in Adobe Character Animator

Description

This security bulletin contains information about 2 vulnerabilities.

1) Heap-based buffer overflow (CVE-ID: CVE-2022-34241)

CWE-ID: CWE-122 - Heap-based Buffer Overflow

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when parsing SVG files. A remote attacker can trick the victim to open a specially crafted SVG file, trigger a heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

2) Out-of-bounds read (CVE-ID: CVE-2022-34242)

CWE-ID: CWE-125 - Out-of-bounds read

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to a boundary condition when parsing SVG files. A remote attacker can create a specially crafted SVG file, trick the victim into opening it, trigger an out-of-bounds read error and execute arbitrary code on the system.

Remediation

Install update from vendor's website.

References

• https://helpx.adobe.com/security/products/character_animator/apsb22-34.html
• https://www.zerodayinitiative.com/advisories/ZDI-22-999/
• https://www.zerodayinitiative.com/advisories/ZDI-22-997/