CyberSecBulletin
CVE-2023-0436NVD status: Modified

MongoDB Atlas Kubernetes Operator: Insertion of Sensitive Information into Log File

CVE-2023-0436 is a high-severity insertion of sensitive information into log file vulnerability in MongoDB Atlas Kubernetes Operator from MongoDB, with a CVSS 3.1 base score of 7.5 out of 10. It can be exploited remotely over the network by an unauthenticated attacker, without any action from a user. Affected MongoDB Atlas Kubernetes Operator versions: 1.5.0 through 1.7.0. The record does not name a fixed version, so check the vendor advisory. There is no confirmed exploitation so far. EPSS estimates a 0.73% chance of exploitation within 30 days, higher than 55% of scored CVEs.

Next patch cycle

High severity with no evidence of exploitation so far.

What to do

  1. Update Atlas Kubernetes Operator to 1.7.1 or a later version.
  2. Read the advisory on github.com for workarounds and exact fixed builds.
  3. Until you can update, restrict network access to the affected service so it is not reachable from untrusted networks.

Affected products and versions

VendorProductAffected versionsFixed in
MongoDBMongoDB Atlas Kubernetes Operator1.5.0 through 1.7.0Not stated
MongoDBAtlas Kubernetes Operator1.6.0 up to, but not including, 1.7.1; 1.5.01.7.1

Version data comes from the organisation that assigned the CVE. Confirm against the vendor advisory before deciding you are unaffected.

How the severity score breaks down

Attack vector
NetworkCan be exploited remotely over a network, including the internet.
Attack complexity
LowNo special conditions are needed; the attack works reliably.
Privileges required
NoneNo account or login is needed.
User interaction
NoneNo action by a victim is required.
Scope
UnchangedImpact stays within the vulnerable component.
Confidentiality
HighAll data handled by the component can be read.
Integrity
NoneNothing can be modified.
Availability
NoneAvailability is not affected.

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N. Scored by NVD.

Scoring systemScoreSeverityScored by
CVSS 3.14.5MediumCNA (mongodb.com)
CVSS 3.17.5HighNVD

Official description

The affected versions of MongoDB Atlas Kubernetes Operator may print sensitive information like GCP service account keys and API integration secrets while DEBUG mode logging is enabled. This issue affects MongoDB Atlas Kubernetes Operator versions: 1.5.0, 1.6.0, 1.6.1, 1.7.0. Please note that this is reported on an EOL version of the product, and users are advised to upgrade to the latest supported version. Required Configuration: DEBUG logging is not enabled by default, and must be configured by the end-user. To check the log-level of the Operator, review the flags passed in your deployment configuration (eg. https://github.com/mongodb/mongodb-atlas-kubernetes/blob/main/config/manager/manager.yaml#L27 https://github.com/mongodb/mongodb-atlas-kubernetes/blob/main/config/manager/manager.yaml#L27 )

Source: the CVE record as published by its numbering authority, via NVD and CVE.org.

The underlying weakness: Insertion of Sensitive Information into Log File

The product writes sensitive information to a log file.

How developers prevent this class of flaw

  • Consider seriously the sensitivity of the information written into log files. Do not write secrets into the log files.
  • Remove debug log files before deploying the application into production.
  • Protect log files against unauthorized read/write.

More Insertion of Sensitive Information into Log File vulnerabilities (CWE-532)

Timeline

  1. CVE record published.
  2. Record last changed materially (score, affected products, status or references).

References

Recent Insertion of Sensitive Information into Log File vulnerabilities

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