CVE-2021-3101
Hotdog Container Escape
Hotdog, prior to v1.0.1, did not mimic the capabilities or the SELinux label of the target JVM process. This would allow a container to gain full privileges on the host, bypassing restrictions set on the container.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Hotdog Container Escape
Hotdog, prior to v1.0.1, did not mimic the capabilities or the SELinux label of the target JVM process. This would allow a container to gain full privileges on the host, bypassing restrictions set on the container.
- Record
CVE-2021-3101- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H - Weakness
- CWE-250
- Updated
- 2026-11-02
EUVDEUVD-2021-26453
Hotdog, prior to v1.0.1, did not mimic the capabilities or the SELinux label of the target JVM process. This would allow a container to gain full privileges on the host, bypassing restrictions set on the container.
- Record
EUVD-2021-26453- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H - Updated
- 2026-11-03
NVD
Hotdog, prior to v1.0.1, did not mimic the capabilities or the SELinux label of the target JVM process. This would allow a container to gain full privileges on the host, bypassing restrictions set on the container.
- Record
CVE-2021-3101- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H - CVSS 2.0
- 7.2 High
AV:L/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-250, CWE-269
- Updated
- 2026-11-02
OSV
Hotdog, prior to v1.0.1, did not mimic the capabilities or the SELinux label of the target JVM process. This would allow a container to gain full privileges on the host, bypassing restrictions set on the container.
- Record
CVE-2021-3101- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H - Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-3101 is a high vulnerability (CVSS 8.8) in Amazon Web Services Hotdog, published April 19, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.39%, the 33rd percentile. No source names a fixed version.