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Octopoller gem published with world-writable files

Low severity GitHub Reviewed Published Jun 15, 2022 in octokit/octopoller.rb • Updated Jul 10, 2023

Package

bundler octopoller (RubyGems)

Affected versions

= 0.2.0

Patched versions

0.3.0

Description

Impact

Version 0.2.0 of the octopoller gem was published containing world-writeable files. Specifically, the gem was packed with files having their permissions set to -rw-rw-rw- (i.e. 0666) instead of rw-r--r-- (i.e. 0644).

This means everyone who is not the owner (Group and Public) with access to the instance where this release had been installed could modify the world-writable files from this gem.

Malicious code already present and running on your machine, separate from this package, could modify the gem’s files and change its behavior during runtime.

Patches

  • octopoller 0.3.0

Workarounds

Users can use the previous version of the gem v0.1.0. Alternatively, users can modify the file permissions manually until they are able to upgrade to the latest version.

References

@nickfloyd nickfloyd published to octokit/octopoller.rb Jun 15, 2022
Published to the GitHub Advisory Database Jun 15, 2022
Reviewed Jun 15, 2022
Published by the National Vulnerability Database Jun 15, 2022
Last updated Jul 10, 2023

Severity

Low

CVSS overall score

This score calculates overall vulnerability severity from 0 to 10 and is based on the Common Vulnerability Scoring System (CVSS).
/ 10

CVSS v3 base metrics

Attack vector
Local
Attack complexity
High
Privileges required
Low
User interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
None

CVSS v3 base metrics

Attack vector: More severe the more the remote (logically and physically) an attacker can be in order to exploit the vulnerability.
Attack complexity: More severe for the least complex attacks.
Privileges required: More severe if no privileges are required.
User interaction: More severe when no user interaction is required.
Scope: More severe when a scope change occurs, e.g. one vulnerable component impacts resources in components beyond its security scope.
Confidentiality: More severe when loss of data confidentiality is highest, measuring the level of data access available to an unauthorized user.
Integrity: More severe when loss of data integrity is the highest, measuring the consequence of data modification possible by an unauthorized user.
Availability: More severe when the loss of impacted component availability is highest.
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N

EPSS score

0.044%
(13th percentile)

Weaknesses

CVE ID

CVE-2022-31071

GHSA ID

GHSA-26qj-cr27-r5c4

Source code

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