CVE-2021-33629 Denial of service in n/a
Attackers can cause a program crash in isula-build by providing external data with spaces, leading to denial of service during container image builds.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2021-33629?
CVE-2021-33629 is a high-severity denial of service vulnerability in n/a, published on 26 Jul 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
isula-build before 0.9.5-6 can cause a program crash, when building container images, some functions for processing external data do not remove spaces when processing data.
Which versions are affected by CVE-2021-33629?
It affects 1 product.
Products include Openeuler Isula-Build.
How do I fix CVE-2021-33629?
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-2021-33629 being exploited?
There is no known exploitation of CVE-2021-33629 in the wild and no public exploit code.
Sources
Also known as GHSA-6pjx-x7mr-hmp3, OESA-2021-1265.