CVE-2017-7671 Denial of service in Apache Traffic Server
A remote attacker can cause a denial of service by triggering a core dump during the TLS handshake in Apache Traffic Server.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2017-7671?
CVE-2017-7671 is a high-severity denial of service vulnerability in Apache Traffic Server, published on 27 Feb 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
There is a DOS attack vulnerability in Apache Traffic Server (ATS) 5.2.0 to 5.3.2, 6.0.0 to 6.2.0, and 7.0.0 with the TLS handshake. This issue can cause the server to coredump.
Weakness: CWE-20
Which versions are affected by CVE-2017-7671?
It affects 2 products.
Products include Apache Traffic Server, Debian Debian Linux.
How do I fix CVE-2017-7671?
Upgrade to a fixed version.
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-2017-7671 being exploited?
There is no known exploitation of CVE-2017-7671 in the wild and no public exploit code.
Other vulnerabilities in Apache Traffic Server
Sources
Also known as DEBIAN-CVE-2017-7671, GHSA-cp9g-xqrx-g4w7, UBUNTU-CVE-2017-7671.