CVE-2017-7695
What it is
Unrestricted File Upload exists in BigTree CMS before 4.2.17: if an attacker uploads an 'xxx.php[space]' file, they could bypass a safety check and execute any code.
At a glance
- Exploitability
- Can be exploited over the network without logging in. High risk of data exposure, data tampering, service disruption.
- Exploit odds
- 2.0% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 2.0% in the next 30 days (EPSS).
- Severity: 9.8 CRITICAL (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 2.0% · EPSS, next 30 days
- Weakness
- CWE-434 · Unrestricted file upload
- Record status
- Modified
Affected
- Bigtreecms Bigtree Cms ≤ 4.2.16
Attack profile CVSS 3.0 · 9.8
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Raw vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2017-7695.md and follow it. Check whether this project is affected by CVE-2017-7695. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://github.com/bigtreecms/BigTree-CMS/commit/8cf4212ea40e1b843e1aecf4b24681b0964ec04c
- https://github.com/bigtreecms/BigTree-CMS/issues/276
- https://github.com/bigtreecms/BigTree-CMS/commit/8cf4212ea40e1b843e1aecf4b24681b0964ec04c
- https://github.com/bigtreecms/BigTree-CMS/issues/276
References
- http://www.math1as.com/bigtree_upload.txt
- https://github.com/bigtreecms/BigTree-CMS/commit/8cf4212ea40e1b843e1aecf4b24681b0964ec04c
- https://github.com/bigtreecms/BigTree-CMS/issues/276
- http://www.math1as.com/bigtree_upload.txt
- https://github.com/bigtreecms/BigTree-CMS/commit/8cf4212ea40e1b843e1aecf4b24681b0964ec04c
- https://github.com/bigtreecms/BigTree-CMS/issues/276