Vulnerability in Zillya Total Security
CVE-2023-53973
Zillya Total Security 3.0.2367.0 contains a privilege escalation vulnerability that allows low-privileged users to copy files to unauthorized system locations using the quarantine module. Attackers can leverage symbolic link techniques to restore quarantined files to restricted directories, potentially enabling system-level access through techniques like DLL hijacking.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.4 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.003 (14.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 15th percentile — 14.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.003 · change: +0.000
Affected products
- Zillya Total Security — versions 3.0.2367.0
- Zillya Total Security — versions 3.0.2367.0
Weakness classification (CWE)
References
- www.exploit-db.com/exploits/51151 (Exploit, Third Party Advisory, exploit)
- zillya.com/ (Product, product)
- www.vulncheck.com/advisories/zillya-total-security-local-privilege-escalation-v… (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2023-53973?
- CVE-2023-53973 is a high-severity vulnerability in Zillya Total Security, classified under Improper Link Resolution Before File Access. CVSS score: 8.4/10. Published 2025-12-22.
- How severe is CVE-2023-53973?
- High severity. CVSS v3 base score is 8.4 out of 10.