{"id":51211,"date":"2025-06-12T14:35:04","date_gmt":"2025-06-12T14:35:04","guid":{"rendered":""},"modified":"2025-10-04T00:32:24","modified_gmt":"2025-10-04T06:32:24","slug":"cve-2024-13960-local-privilege-escalation-vulnerability-in-avg-tuneup","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2024-13960-local-privilege-escalation-vulnerability-in-avg-tuneup\/","title":{"rendered":"CVE-2024-13960: Local Privilege Escalation Vulnerability in AVG TuneUp<\/strong>"},"content":{"rendered":"

Overview<\/strong><\/p>\n

The cybersecurity landscape is constantly evolving with new threats and vulnerabilities cropping up almost daily. One such vulnerability, CVE-2024-13960, affects users of AVG TuneUp Version 23.4 (build 15592) on Windows 10 operating systems. This vulnerability allows local attackers to escalate privileges<\/a> and execute arbitrary code in the context of SYSTEM, which can potentially lead to system compromise or data leakage. Given the widespread use of AVG TuneUp, this vulnerability presents a significant risk to many users<\/a> and organizations.<\/p>\n

Vulnerability Summary<\/strong><\/p>\n

CVE ID: CVE-2024-13960
\nSeverity: High (7.8 CVSS Score)
\nAttack Vector: Local
\nPrivileges Required: Low
\nUser Interaction: Required
\nImpact: Potential system compromise or data<\/a> leakage<\/p>\n

Affected Products<\/strong><\/p>\n

Product | Affected Versions<\/p>\n

AVG TuneUp | Version 23.4 (build 15592)<\/p>\n

How the Exploit Works<\/strong><\/p>\n

This exploit takes advantage of a TOCTTOU (time-of-check to time-of-use) vulnerability in the TuneUp Service of AVG<\/a> TuneUp. The attacker needs to have local access and user<\/a> interaction to successfully carry out the attack. They create a symbolic link and leverage the TOCTTOU vulnerability to escalate privileges<\/a> and execute arbitrary code in the context of SYSTEM. This allows the attacker to potentially compromise the system<\/a> or cause data leakage.<\/p>\n

Conceptual Example Code<\/strong><\/p>\n

While a specific exploit code is not presented here for ethical reasons, a conceptual example would involve a local user creating a symbolic link<\/a> and utilizing it to exploit the TOCTTOU vulnerability. The steps might look something like this in pseudo code:<\/p>\n

# Create a symbolic link\ncreate_symlink('\/path\/to\/vulnerable\/file', '\/path\/to\/controlled\/location')\n# Exploit the TOCTTOU vulnerability\nexploit_TOCTTOU('\/path\/to\/controlled\/location')<\/code><\/pre>\n
This is a simplified representation, and the actual exploit would likely involve more complex interactions with the system and the software<\/a>. Nonetheless, this provides a good understanding of the fundamental process behind the exploit.
\nUnderstanding such vulnerabilities and how they can be exploited is crucial for maintaining a secure<\/a> cyber environment. Mitigation strategies for this vulnerability include applying the vendor patch<\/a> or using WAF\/IDS as temporary mitigation. Stay vigilant, stay updated, and stay secure.<\/p>\n","protected":false},"excerpt":{"rendered":"
Overview The cybersecurity landscape is constantly evolving with new threats and vulnerabilities cropping up almost daily. One such vulnerability, CVE-2024-13960, affects users of AVG TuneUp Version 23.4 (build 15592) on Windows 10 operating systems. This vulnerability allows local attackers to escalate privileges and execute arbitrary code in the context of SYSTEM, which can potentially lead […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"footnotes":""},"categories":[1],"tags":[],"vendor":[82],"product":[],"attack_vector":[76],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-51211","post","type-post","status-publish","format-standard","hentry","category-uncategorized","vendor-microsoft","attack_vector-privilege-escalation"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t