CVE-2021-45027
HIGHCVSS 7.5/10EPSS 1.58%
Last modified
CVE-2021-45027 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. An arbitrary file download vulnerability in Oliver v5 Library Server Versions < 5.00.008.053 via the FileServlet function allows for arbitrary file download by an attacker using unsanitized user supplied input.. EPSS estimates a 1.58% chance of exploitation in the next 30 days.
Description
An arbitrary file download vulnerability in Oliver v5 Library Server Versions < 5.00.008.053 via the FileServlet function allows for arbitrary file download by an attacker using unsanitized user supplied input.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Softlinkint | Oliver V5 Library | < 8.00.008.053 |
References
- https://www.exploit-db.com/exploits/50599Exploit, Third Party Advisory, VDB Entry
- https://www.softlinkint.com/product/oliver/Product, Vendor Advisory
- https://www.exploit-db.com/exploits/50599Exploit, Third Party Advisory, VDB Entry
- https://www.softlinkint.com/product/oliver/Product, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-45027?
An arbitrary file download vulnerability in Oliver v5 Library Server Versions < 5.00.008.053 via the FileServlet function allows for arbitrary file download by an attacker using unsanitized user supplied input.
How severe is CVE-2021-45027?
CVE-2021-45027 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.58% probability of exploitation in the next 30 days.
How do I fix CVE-2021-45027?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2021-45027?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST