CVE-2020-12469 Subrion CMS PHP Object Injection
Attackers can exploit PHP object injection in Subrion CMS to delete files via serialized data in block editing.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-12469?
CVE-2020-12469 is a medium-severity unsafe deserialization vulnerability in n/a, published on 29 Apr 2020. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
admin/blocks.php in Subrion CMS through 4.2.1 allows PHP Object Injection (with resultant file deletion) via serialized data in the subpages value within a block to blocks/edit.
Weakness: CWE-502
Which versions are affected by CVE-2020-12469?
2 open source packages ship an affected version, including intelliants/subrion. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
intelliants/subrion Packagist | All versions to 4.2.1 | None |
intelliants/subrion Packagist | All versions to 4.2.1 | None |
Products include Intelliants Subrion.
How do I fix CVE-2020-12469?
No fix has been published for CVE-2020-12469 yet. Limit exposure of the affected software until one is available.
Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.
Is CVE-2020-12469 being exploited?
There is no known exploitation of CVE-2020-12469 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-fmqq-hw9m-448q.