🛡️ CVE-2021-33036 — hadoop-yarn-server-common
Description
User account escalation in Apache Hadoop
In Apache Hadoop 2.2.0 to 2.10.1, 3.0.0-alpha1 to 3.1.4, 3.2.0 to 3.2.2, and 3.3.0 to 3.3.1, a user who can escalate to yarn user can possibly run arbitrary commands as root user. Users should upgrade to Apache Hadoop 2.10.2, 3.2.3, 3.3.2 or higher.
How this vulnerability can be exploited
This issue can be reached over the network, attack complexity is low, an attacker needs low-level privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality high, integrity high, availability high.
Weakness class
CVE-2021-33036 is classified as CWE-22: Path Traversal. A file path built from user input is not confined to the intended directory, letting an attacker reach files elsewhere on the filesystem.
Affected software
CVE-2021-33036 is recorded against 1 package.
- org.apache.hadoop:hadoop-yarn-server-common (from 3.3.0 up to 3.3.2)
Timeline and source
Published on 16 June 2022 and last revised on 21 February 2024. No public exploit is currently recorded for this entry. Record sourced from OSV.
References
nvd.nist.gov (Advisory)
github.com (Web)
github.com (Web)
github.com (Web)
github.com (Package)
lists.apache.org (Web)
security.netapp.com (Web)
www.openwall.com (Web)
Details
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Packages
| Software | From version | Fixed in |
|---|---|---|
| org.apache.hadoop:hadoop-yarn-server-common | 3.3.0 | 3.3.2 |
References
Similar Threats
- Unknown CLSA-2025-1752019359
- Unknown CLSA-2025-1762474004
More CVE 2021 advisories
Browse all of CVE 2021 in the advisory index.
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