CVE-2017-10843 Arbitrary file delete in baserCMS
Remote attackers can delete arbitrary files in baserCMS via the mail form File field, requiring an upgrade to secure the application.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2017-10843?
CVE-2017-10843 is a high-severity path traversal vulnerability in Basercms Basercms, published on 28 Aug 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
baserCMS version 3.0.14 and earlier, 4.0.5 and earlier allows remote attackers to delete arbitrary files via unspecified vectors when the "File" field is being used in the mail form.
Which versions are affected by CVE-2017-10843?
4 open source packages ship an affected version, including baserproject/basercms. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
baserproject/basercms Packagist | All versions | 3.0.15 |
baserproject/basercms Packagist | All versions | 3.0.15 |
baserproject/basercms Packagist | From 4.0.0 | 4.0.6 |
baserproject/basercms Packagist | From 4.0.0 | 4.0.6 |
Products include Basercms Basercms.
How do I fix CVE-2017-10843?
Upgrade baserproject/basercms to a fixed version for your release line: 3.0.15 or 4.0.6.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2017-10843 being exploited?
There is no known exploitation of CVE-2017-10843 in the wild and no public exploit code.
Other vulnerabilities in Basercms Basercms
- CVE-2023-25654 baserCMS File Uploader Remote Code Execution (RCE) vulnerability
- CVE-2023-25655 baserCMS allows any file to be uploaded
- CVE-2017-10842 baserCMS SQL Injection vulnerability
- CVE-2026-30880 baserCMS: OS command injection vulnerability in installer
- CVE-2026-21861 baserCMS: OS Command Injection Leading to Remote Code Execution (RCE)
Sources
Also known as GHSA-x73x-7gmx-w835.