CVE-2018-11766 json
Arbitrary Command Execution in Hadoop
published 7y ago modified 4mo ago also GHSA-rqj9-cq6j-958r , EUVD-2018-0821
- cvss
- 8.8
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 3.2%
- EPSS 3.2% chance of exploitation in 30 days, percentile 88%
- public exploits
- 0
- none known
Summary
In Apache Hadoop 2.7.4 to 2.7.6, the security fix for CVE-2016-6811 is incomplete. A user who can escalate to yarn user can possibly run arbitrary commands as root user.
Patch / fix
- maven org.apache.hadoop:hadoop-main 2.7.7
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Check with FencerVendor advisories
What the vendors themselves say about their products: affected, fixed or not affected, and what to do.
red hat product security vex CVE-2018-11766 updated cvss 7.5
hadoop: Privilege escalation to root (Incomplete fix for CVE-2016-6811)
-
Red Hat Fuse 7 camel Red Hat JBoss Fuse 6 camel Red Hat Storage 3 rhs-hadoopnot affected: vulnerable code not present
Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf
Exploit prediction
3.24% chance of exploitation in the next 30 days, higher than 88% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 8.8 | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 9.0 | AV:N/AC:L/Au:S/C:C/I:C/A:C |
| GitHub | 3.0 | 8.8 | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| maven | org.apache.hadoop:hadoop-main | >=2.7.4, <2.7.7 |
2.7.7 |
Affected products
- Apache Software Foundation Apache Hadoop
References
-
securityfocus.com
/bid/106035
vdb-entry, web, third-party-advisory
- lists.apache.org /thread.html/ff37bbbe09d5f03090e2dd2c3dea95de16ef4249e731f19b8959ce4c%40%3Cgeneral.hadoop.apache.org%3E
-
nvd.nist.gov
/vuln/detail/CVE-2018-11766
advisory
-
github.com
/advisories/GHSA-rqj9-cq6j-958r
advisory
-
lists.apache.org
/thread.html/ff37bbbe09d5f03090e2dd2c3dea95de16ef4249e731f19b8959ce4c@%3Cgeneral.hadoop.apache.org%3E
web
Sources
- CVE List CVE-2018-11766
- GitHub Advisory GHSA-rqj9-cq6j-958r
- NVD CVE-2018-11766
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