CVE-2022-2990 Buildah's incorrect handling of the supplementary groups may lead to data disclosure, modification
Attackers with code execution in a Buildah container can bypass supplementary group permissions to read or modify sensitive data.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2022-2990?
CVE-2022-2990 is a high-severity missing authorization vulnerability in Redhat Enterprise Linux, published on 13 Sep 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
An incorrect handling of the supplementary groups in the Buildah container engine might lead to the sensitive information disclosure or possible data modification if an attacker has direct access to the affected container where supplementary groups are used to set access permissions and is able to execute a binary code in that container.
Which versions are affected by CVE-2022-2990?
3 open source packages ship an affected version, including github.com/containers/buildah. It affects 3 products.
| Package | Affected | Fixed in |
|---|---|---|
github.com/containers/buildah Go | All versions | 1.27.1 |
github.com/containers/buildah Go | All versions | 1.27.1 |
github.com/containers/buildah Go | All versions | 1.27.1 |
Linux distribution packages (8)
buildah SUSE:Enterprise Storage 7 | All versions | 1.25.1-150100.3.20.15 |
buildah SUSE:Linux Enterprise High Performance Computing 15 SP1-LTSS | All versions | 1.25.1-150100.3.20.15 |
buildah SUSE:Linux Enterprise High Performance Computing 15 SP2-LTSS | All versions | 1.25.1-150100.3.20.15 |
buildah SUSE:Linux Enterprise Server 15 SP1-LTSS | All versions | 1.25.1-150100.3.20.15 |
buildah SUSE:Linux Enterprise Server 15 SP2-LTSS | All versions | 1.25.1-150100.3.20.15 |
buildah SUSE:Linux Enterprise Server for SAP Applications 15 SP1 | All versions | 1.25.1-150100.3.20.15 |
buildah SUSE:Linux Enterprise Server for SAP Applications 15 SP2 | All versions | 1.25.1-150100.3.20.15 |
buildah openSUSE:Tumbleweed | All versions | 1.27.0-3.1 |
Products include Buildah Project Buildah, Redhat Enterprise Linux, Redhat Openshift Container Platform.
How do I fix CVE-2022-2990?
Upgrade github.com/containers/buildah to 1.27.1 or later.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2022-2990 being exploited?
There is no known exploitation of CVE-2022-2990 in the wild and no public exploit code.
Other vulnerabilities in Redhat Enterprise Linux
- CVE-2020-10696 Path Traversal in Buildah
- CVE-2024-9675 Buildah: buildah allows arbitrary directory mount
- CVE-2022-27651 Non-empty default inheritable capabilities for linux container in Buildah
- CVE-2019-10214 containers/image library Insufficiently Protects Credentials
- CVE-2021-3602 Buildah processes using chroot isolation may leak environment values to intermediate processes
Sources
Also known as AZL-10960, AZL-36935, CLEANSTART-2024-MV49832, DEBIAN-CVE-2022-2990, GHSA-fjm8-m7m6-2fjp, GO-2022-1008 and 3 more.