high
7.2
CWE
264
Advisory Published
Updated

CVE-2013-1813

First published: Sat Nov 23 2013(Updated: )

util-linux/mdev.c in BusyBox before 1.21.0 uses 0777 permissions for parent directories when creating nested directories under /dev/, which allows local users to have unknown impact and attack vectors.

Credit: secalert@redhat.com

Affected SoftwareAffected VersionHow to fix
Red Hat Enterprise Linux=6.0
ASUS TM-AC1900=3.0.0.4.376_3169
BusyBox<=1.20.2
BusyBox=0.38
BusyBox=0.39
BusyBox=0.40
BusyBox=0.41
BusyBox=0.42
BusyBox=0.43
BusyBox=0.45
BusyBox=0.46
BusyBox=0.47
BusyBox=0.48
BusyBox=0.49
BusyBox=0.50
BusyBox=0.51
BusyBox=0.52
BusyBox=0.60.0
BusyBox=0.60.1
BusyBox=0.60.2
BusyBox=0.60.3
BusyBox=0.60.4
BusyBox=0.60.5
BusyBox=1.00
BusyBox=1.01
BusyBox=1.1.0
BusyBox=1.1.1
BusyBox=1.1.2
BusyBox=1.1.3
BusyBox=1.2.0
BusyBox=1.2.1
BusyBox=1.2.2
BusyBox=1.2.2.1
BusyBox=1.3.0
BusyBox=1.3.1
BusyBox=1.3.2
BusyBox=1.4.0
BusyBox=1.4.1
BusyBox=1.4.2
BusyBox=1.5.0
BusyBox=1.5.1
BusyBox=1.6.0
BusyBox=1.6.1
BusyBox=1.7.0
BusyBox=1.7.1
BusyBox=1.7.2
BusyBox=1.7.3
BusyBox=1.8.0
BusyBox=1.8.1
BusyBox=1.8.2
BusyBox=1.9.0
BusyBox=1.9.1
BusyBox=1.9.2
BusyBox=1.10.0
BusyBox=1.10.1
BusyBox=1.10.2
BusyBox=1.10.3
BusyBox=1.10.4
BusyBox=1.11.0
BusyBox=1.11.1
BusyBox=1.11.2
BusyBox=1.11.3
BusyBox=1.12.0
BusyBox=1.12.1
BusyBox=1.12.2
BusyBox=1.12.3
BusyBox=1.12.4
BusyBox=1.13.0
BusyBox=1.13.1
BusyBox=1.13.2
BusyBox=1.13.3
BusyBox=1.13.4
BusyBox=1.14.0
BusyBox=1.14.1
BusyBox=1.14.2
BusyBox=1.14.3
BusyBox=1.14.4
BusyBox=1.15.0
BusyBox=1.15.1
BusyBox=1.15.2
BusyBox=1.15.3
BusyBox=1.16.0
BusyBox=1.16.1
BusyBox=1.16.2
BusyBox=1.17.0
BusyBox=1.17.1
BusyBox=1.17.2
BusyBox=1.17.3
BusyBox=1.17.4
BusyBox=1.18.0
BusyBox=1.18.1
BusyBox=1.18.2
BusyBox=1.18.3
BusyBox=1.18.4
BusyBox=1.18.5
BusyBox=1.19.0
BusyBox=1.19.2
BusyBox=1.19.3
BusyBox=1.19.4
BusyBox=1.20.0
BusyBox=1.20.1

Remedy

http://git.busybox.net/busybox/commit/?id=4609f477c7e043a4f6147dfe6e86b775da2ef784

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2013-1813?

    CVE-2013-1813 is considered a moderate vulnerability due to the improper permission settings that can lead to unauthorized access by local users.

  • How do I fix CVE-2013-1813?

    To fix CVE-2013-1813, upgrade BusyBox to version 1.21.0 or later where the permission issue is addressed.

  • Which versions of BusyBox are affected by CVE-2013-1813?

    CVE-2013-1813 affects BusyBox versions prior to 1.21.0, including all versions up to and including 1.20.2.

  • What attack vectors are associated with CVE-2013-1813?

    CVE-2013-1813 can allow local users to exploit the excessive permissions on parent directories to gain unauthorized access or execute arbitrary commands.

  • Is CVE-2013-1813 specific to any operating systems?

    CVE-2013-1813 is especially relevant to systems running affected versions of BusyBox, commonly seen in certain distributions like Red Hat Enterprise Linux 6.0 and certain routers.

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