CVE-2021-31810 Affecting rubygem-bigdecimal package, versions <0:1.3.4-109.0.1.module+el8.5.0+20513+af7be134


Severity

Recommended
0.0
medium
0
10

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
1% (85th percentile)

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  • Snyk IDSNYK-ORACLE8-RUBYGEMBIGDECIMAL-2585555
  • published10 Apr 2022
  • disclosed13 Jul 2021

Introduced: 13 Jul 2021

CVE-2021-31810  (opens in a new tab)

How to fix?

Upgrade Oracle:8 rubygem-bigdecimal to version 0:1.3.4-109.0.1.module+el8.5.0+20513+af7be134 or higher.
This issue was patched in ELSA-2022-0672-1.

NVD Description

Note: Versions mentioned in the description apply only to the upstream rubygem-bigdecimal package and not the rubygem-bigdecimal package as distributed by Oracle. See How to fix? for Oracle:8 relevant fixed versions and status.

An issue was discovered in Ruby through 2.6.7, 2.7.x through 2.7.3, and 3.x through 3.0.1. A malicious FTP server can use the PASV response to trick Net::FTP into connecting back to a given IP address and port. This potentially makes curl extract information about services that are otherwise private and not disclosed (e.g., the attacker can conduct port scans and service banner extractions).

CVSS Scores

version 3.1