CVE-2018-16856: Octavia Openstack Octavia Allows Insertion Of Vulnerability

HIGH
Advisory Identifier: GHSA-qcj3-h27m-mp9x
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CVSS 7.5
CWE-532
Published
Advisory Summary

CVE-2018-16856 is a HIGH (CVSS 7.5) openstack octavia allows insertion of vulnerability (CWE-532: Insertion of Sensitive Information into Log File) affecting Octavia libraries in the PyPI ecosystem. The issue involves openstack octavia allows insertion of sensitive information into log file. Remediation is available by upgrading affected packages to version 2.1.0, 3.1.0.

CVE-2018-16856 at a Glance

CVE Identifier CVE-2018-16856
GHSA Identifier GHSA-qcj3-h27m-mp9x
Severity HIGH
CVSS v3.1 Base Score 7.5
CWE Classification CWE-532: Insertion of Sensitive Information into Log File
Affected Product Octavia
Package Ecosystem PyPI
Published Date
Last Updated

Security Impact

CVSS: 7.5

The security impact metrics below are parsed directly from the CVSS v3.1 vector string (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N).

Attack Vector Network (AV:N)
Attack Complexity Low (AC:L)
Privileges Required None (PR:N)
User Interaction None (UI:N)
Scope Unchanged (S:U)
Confidentiality High (C:H)
Integrity None (I:N)
Availability None (A:N)

How to Fix CVE-2018-16856

To remediate this vulnerability, upgrade all affected Octavia dependencies to a patched release. Both direct and transitive dependencies should be checked, as frameworks or security libraries may pull in vulnerable versions transitively.

octavia fixed: 2.1.0 
pip install octavia>=2.1.0
octavia fixed: 3.1.0 
pip install octavia>=3.1.0
Verify Direct and Transitive Dependencies

Run the following command in your project directory to verify that all resolved dependencies use the patched release: 

pip show octavia

How to Check if You Are Affected

To determine whether your Python environment is affected by CVE-2018-16856, inspect your installed packages using pip:

pip show octavia

Analyze the terminal output to locate any version of Octavia in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 2.1.0), your application is affected.

Note: The pip show octavia command checks currently installed packages in your active Python environment.

Technical Details

Vulnerability Mechanism & Technical Analysis

This vulnerability is classified under CWE-532: Insertion of Sensitive Information into Log File, where the product writes sensitive information to a log file. In Octavia, software state validation or input boundaries are circumvented during processing. Review the official source advisory statement below for specific affected components, classes, and reproduction details.

Source Advisory Statement

In a default Red Hat Openstack Platform Director installation, openstack-octavia before versions openstack-octavia 2.0.2-5 and openstack-octavia-3.0.1-0.20181009115732 creates log files that are readable by all users. Sensitive information such as private keys can appear in these log files allowing for information exposure.

CVE-2018-16856 Affected Octavia Versions

2 component(s)
Fixed Versions:
2.1.03.1.0
Product / Package Ecosystem Affected Versions Fixed Version
octavia
pypi/octavia
PyPI
< 2.1.0
2.1.0
octavia
pypi/octavia
PyPI
≥ 3.0.0.0b1
< 3.1.0
3.1.0

References

NVD — CVE-2018-16856 NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-16856
Security Fix Commit FIX COMMIT
https://github.com/openstack/octavia/commit/ae7c87f54a6c5483a608d5e9fe51ea1966ea1f7e
bugzilla.redhat.com/show_bug.cgi WEB
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16856
Octavia Source Repository REPOSITORY
https://github.com/openstack/octavia
Octavia Source Repository REPOSITORY
https://github.com/openstack/octavia/commits/3.1.0
Octavia Source Repository REPOSITORY
https://github.com/pypa/advisory-database/tree/main/vulns/octavia/PYSEC-2019-193.yaml

Frequently Asked Questions

What is CVE-2018-16856?
CVE-2018-16856 is a security vulnerability in Octavia involving Openstack Octavia allows Insertion of Sensitive Information into Log File under CWE-532: Insertion of Sensitive Information into Log File.
Which Octavia versions are affected?
Affected versions include releases prior to 2.1.0, 3.1.0 across affected packages: octavia.
What version fixes CVE-2018-16856?
Upgrading to 2.1.0, 3.1.0 (or the latest patched release for your respective branch) resolves the vulnerability.
Is octavia affected?
Yes, octavia is affected in releases prior to 2.1.0, 3.1.0. Upgrade your dependency to 2.1.0, 3.1.0 or later.
What is the CVSS score of CVE-2018-16856?
CVE-2018-16856 has a CVSS v3.1 base score of 7.5 (HIGH) with vector string CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
What CWE is associated with CVE-2018-16856?
CVE-2018-16856 is classified under CWE-532: Insertion of Sensitive Information into Log File (The product writes sensitive information to a log file.).
How can I check PyPI dependencies for CVE-2018-16856?
Run the dependency tree command: 'pip show octavia'. This command lists direct and transitive dependencies in your build configuration so you can verify if a vulnerable version is resolved.
Machine-readable OSV JSON OSV v1.5 Schema
Normalized schema output
View Raw JSON 
{
  "schema_version" : "1.4.0",
  "id" : "GHSA-qcj3-h27m-mp9x",
  "modified" : "2024-10-07T21:32:17Z",
  "published" : "2022-05-13T01:07:34Z",
  "aliases" : [ "CVE-2018-16856" ],
  "summary" : "Openstack Octavia allows Insertion of Sensitive Information into Log File",
  "details" : "In a default Red Hat Openstack Platform Director installation, openstack-octavia before versions openstack-octavia 2.0.2-5 and openstack-octavia-3.0.1-0.20181009115732 creates log files that are readable by all users. Sensitive information such as private keys can appear in these log files allowing for information exposure.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"
  }, {
    "type" : "CVSS_V4",
    "score" : "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "PyPI",
      "name" : "octavia"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "2.1.0"
      } ]
    } ]
  }, {
    "package" : {
      "ecosystem" : "PyPI",
      "name" : "octavia"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "3.0.0.0b1"
      }, {
        "fixed" : "3.1.0"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2018-16856"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/openstack/octavia/commit/ae7c87f54a6c5483a608d5e9fe51ea1966ea1f7e"
  }, {
    "type" : "WEB",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16856"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/openstack/octavia"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/openstack/octavia/commits/3.1.0"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/pypa/advisory-database/tree/main/vulns/octavia/PYSEC-2019-193.yaml"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-532" ],
    "severity" : "HIGH",
    "github_reviewed" : true,
    "github_reviewed_at" : "2024-04-29T11:08:44Z",
    "nvd_published_at" : "2019-03-26T18:29:00Z"
  }
}