CVE-2020-12697 Denial of service in direct_mail
An attacker can cause a denial of service by generating excessive log entries in the TYPO3 direct_mail extension.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2020-12697?
CVE-2020-12697 is a medium-severity denial of service vulnerability in n/a, published on 13 May 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The direct_mail extension through 5.2.3 for TYPO3 allows Denial of Service via log entries.
Weakness: CWE-770
Which versions are affected by CVE-2020-12697?
2 open source packages ship an affected version, including directmailteam/direct-mail. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
directmailteam/direct-mail Packagist | All versions | 5.2.4 |
directmailteam/direct-mail Packagist | All versions | 5.2.4 |
Products include Dkd Direct Mail.
How do I fix CVE-2020-12697?
Upgrade directmailteam/direct-mail to 5.2.4 or later.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2020-12697 being exploited?
There is no known exploitation of CVE-2020-12697 in the wild and no public exploit code.
Other vulnerabilities in n/a
- CVE-2013-7400 The Direct Mail (direct_mail) TYPO3 extension improperly discloses sensitive information
- CVE-2020-12699 Open redirect in direct_mail
- CVE-2020-12698 Missing Authorization in TYPO3 extension
- CVE-2020-12700 Missing Authorization in TYPO3 extension
- CVE-2019-16698 direct_mail for Typo3 sensitive data exposure
Sources
Also known as GHSA-5gm6-r79q-hfgw.