CVE-2013-1813

Severity: high (CVSS 7.2 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2013-11-23 · updated 2026-06-16
Weakness: CWE-264

Description

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.

Affected products

busybox: through 1.20.2; 0.38, 0.39, 0.40, 0.41, 0.42, 0.43 (+92)
Red Hat Enterprise Linux: 6.0
T-Mobile Tm-Ac1900: 3.0.0.4.376_3169

References

http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=701965
http://git.busybox.net/busybox/commit/?id=4609f477c7e043a4f6147dfe6e86b775da2ef784
http://lists.busybox.net/pipermail/busybox/2013-January/078864.html
http://packetstormsecurity.com/files/153278/WAGO-852-Industrial-Managed-Switch-Series-Code-Execution-Hardcoded-Credentials.html
http://rhn.redhat.com/errata/RHSA-2013-1732.html
http://seclists.org/fulldisclosure/2019/Jun/18
http://seclists.org/fulldisclosure/2020/Aug/20
http://seclists.org/fulldisclosure/2020/Mar/15
https://seclists.org/bugtraq/2019/Jun/14
https://support.t-mobile.com/docs/DOC-21994
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=701965
http://git.busybox.net/busybox/commit/?id=4609f477c7e043a4f6147dfe6e86b775da2ef784

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