Detections
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SCA: security update for actionpack (GHSA-3vfw-7rcp-3xgm)

medium Tenable Cloud Security Plugin ID 422736

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

 - The to_s method in actionpack/lib/action_dispatch/middleware/remote_ip.rb in Ruby on Rails 3.0.5 does not
 validate the X-Forwarded-For header in requests from IP addresses on a Class C network, which might allow
 remote attackers to inject arbitrary text into log files or bypass intended address parsing via a crafted
 header. (CVE-2011-3187)

See Also

https://github.com/advisories/GHSA-3vfw-7rcp-3xgm

Plugin Details

Severity: Medium

ID: 422736

Version: Revision 1.4

Type: Local

Family: SCA Checks

Published: 3/29/2025

Updated: 4/30/2026

Supported Sensors: Tenable Cloud Security, Tenable Self-Hosted Container Security

Risk Information

VPR

Risk Factor: Low

Score: 1.2

Percentile: 0.01

Vendor

Vendor Severity: Medium

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.4

Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:P/A:N

CVSS Score Source: CVE-2011-3187

CVSS v3

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.9

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 10/24/2017

Vulnerability Publication Date: 2/16/2011

Reference Information

CVE: CVE-2011-3187

BID: 46423

cwe: CWE-20