PT-2023-14066 · Tinylab · Tinylab Linux-Lab+1

Fripside · Published 2023-10-19 · Updated 2023-10-26 · CVE-2022-42150

Positive Technologies (AI Summary)

CVSS v3.1

10

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions TinyLab linux-lab version 1.1-rc1 TinyLab cloud-lab version 0.8-rc2

Description The default configuration of TinyLab linux-lab and cloud-lab could cause Container Escape due to insecure permissions.

Recommendations For TinyLab linux-lab version 1.1-rc1, consider updating the configuration to secure permissions and prevent Container Escape. For TinyLab cloud-lab version 0.8-rc2, consider updating the configuration to secure permissions and prevent Container Escape. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Incorrect Default Permissions

Weakness Enumeration

CWE-276

Related Identifiers

CVE-2022-42150

Affected Products

Tinylab Cloud-Lab

Tinylab Linux-Lab

References · 11

• 🔥 https://github.com/eBPF-Research/eBPF-Attack/blob/main/PoC.md#attack-requirements · Exploit
• 🔥 https://usenix.org/conference/usenixsecurity23/presentation/he · Exploit
• 🔥 https://hackmd.io/@UR9gnr32QymtmtZHnZceOw/ry428EZGo · Exploit
• https://github.com/tinyclub/cloud-lab/blob/d19ff92713685a7fb84b423dea6a184b25c378c9/configs/common/seccomp-profiles-default.json · Patch
• https://osv.dev/vulnerability/CVE-2022-42150 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-42150 · Security Note
• https://github.com/tinyclub/linux-lab/issues/14 · Note
• https://hackmd.io/%40UR9gnr32QymtmtZHnZceOw/ry428EZGo · Note
• https://t.me/cibsecurity/72628 · Telegram Post
• https://twitter.com/DMFezzaReedCISA/status/1715129273055326311 · Twitter Post
• https://twitter.com/CVEnew/status/1715086309557993619 · Twitter Post