PT-2023-6976 · Microsoft · Office Excel

Icewall + 1 · Published 2023-08-31 · Updated 2025-01-01 · CVE-2023-36041

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Microsoft Excel (affected versions not specified)

Description The issue is related to the use of memory after it has been freed due to insufficient input validation when processing an ElementType element. This can allow an attacker to execute arbitrary code or cause a denial of service by opening a specially crafted malicious file. The estimated number of potentially affected devices worldwide is not available. There is no information about real-world incidents where this issue was exploited.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

RCE

Use After Free

Weakness Enumeration

CWE-416

CWE-20

Related Identifiers

BDU:2023-07995

CVE-2023-36041

Affected Products

Office Excel

References · 11

• 🔥 https://talosintelligence.com/vulnerability_reports/TALOS-2023-1835 · Exploit
• https://safe-surf.ru/specialists/bulletins-nkcki/701051 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-36041 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-36041 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-36041 · Security Note
• https://osv.dev/vulnerability/CVE-2023-36041 · Vendor Advisory
• https://bdu.fstec.ru/vul/2023-07995 · Security Note
• https://cybersecurity-help.cz/vdb/SB2023111502 · Note
• https://t.me/cvenotify/105930 · Telegram Post
• https://t.me/pentestingnews/41370 · Telegram Post
• https://t.me/cybersecuritytechnologies/9475 · Telegram Post