Improper Input Validation Affecting busybox package, versions <1:1.15.1-15.el6


Severity

Recommended
low

Based on Red Hat Enterprise Linux security rating

    Threat Intelligence

    EPSS
    0.2% (58th percentile)

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  • Snyk ID SNYK-RHEL6-BUSYBOX-1443895
  • published 26 Jul 2021
  • disclosed 18 Mar 2011

How to fix?

Upgrade RHEL:6 busybox to version 1:1.15.1-15.el6 or higher.
This issue was patched in RHSA-2012:0810.

NVD Description

Note: Versions mentioned in the description apply only to the upstream busybox package and not the busybox package as distributed by RHEL. See How to fix? for RHEL:6 relevant fixed versions and status.

The DHCP client (udhcpc) in BusyBox before 1.20.0 allows remote DHCP servers to execute arbitrary commands via shell metacharacters in the (1) HOST_NAME, (2) DOMAIN_NAME, (3) NIS_DOMAIN, and (4) TFTP_SERVER_NAME host name options.

CVSS Scores

version 3.1
Expand this section

NVD

7.5 high
  • Attack Vector (AV)
    Adjacent
  • Attack Complexity (AC)
    High
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    High
  • Integrity (I)
    High
  • Availability (A)
    High
Expand this section

Red Hat

7.5 high