Vulnerability CVE-2016-2147
Published: 2017-02-09

Description:
Integer overflow in the DHCP client (udhcpc) in BusyBox before 1.25.0 allows remote attackers to cause a denial of service (crash) via a malformed RFC1035-encoded domain name, which triggers an out-of-bounds heap write.

See advisories in our WLB2 database:
Topic
Author
Date
Low
WAGO 852 Industrial Managed Switch Series Code Execution / Hardcoded Credentials
T. Weber
14.06.2019

Type:

CWE-190

 (Integer Overflow or Wraparound)

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Busybox -> Busybox 

 References:
http://packetstormsecurity.com/files/153278/WAGO-852-Industrial-Managed-Switch-Series-Code-Execution-Hardcoded-Credentials.html
http://seclists.org/fulldisclosure/2019/Jun/18
http://www.openwall.com/lists/oss-security/2016/03/11/16
https://busybox.net/news.html
https://git.busybox.net/busybox/commit/?id=d474ffc68290e0a83651c4432eeabfa62cd51e87
https://lists.debian.org/debian-lts-announce/2018/07/msg00037.html
https://seclists.org/bugtraq/2019/Jun/14
https://security.gentoo.org/glsa/201612-04
https://usn.ubuntu.com/3935-1/
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