CVE-2018-20718
Last modified
CVE-2018-20718 is a vulnerability of currently unknown severity. In Pydio before 8.2.2, an attack is possible via PHP Object Injection because a user is allowed to use the $phpserial$a:0:{} syntax to store a preference. An attacker either needs a "public link" of a file, or access to any unprivileged user account for creation of such a link.. EPSS estimates a 3.73% chance of exploitation in the next 30 days.
Description
In Pydio before 8.2.2, an attack is possible via PHP Object Injection because a user is allowed to use the $phpserial$a:0:{} syntax to store a preference. An attacker either needs a "public link" of a file, or access to any unprivileged user account for creation of such a link.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Pydio | Pydio | < 8.2.2 |
References
- https://blog.ripstech.com/2018/pydio-unauthenticated-remote-code-execution/Exploit, Third Party Advisory
- https://blog.ripstech.com/2018/pydio-unauthenticated-remote-code-execution/Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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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.
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