CVE-2016-2147

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.

CVSS v3.1

7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS v2.0

5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P

EPSS

7.71% chance of exploitation in the next 30 days, 94th percentile

Published

2017-02-09

Updated

2024-08-05

Proof-of-concept exploits (7)

• http://packetstormsecurity.com/files/153278/WAGO-852-Industrial-Managed-Switch-Series-Cod…
• http://packetstormsecurity.com/files/154361/Cisco-Device-Hardcoded-Credentials-GNU-glibc-…
• http://seclists.org/fulldisclosure/2019/Jun/18
• http://seclists.org/fulldisclosure/2019/Sep/7
• http://seclists.org/fulldisclosure/2020/Aug/20
• https://seclists.org/bugtraq/2019/Jun/14
• https://seclists.org/bugtraq/2019/Sep/7

References

• CVE Record
• NVD entry

Related

• CVE-2016-2118
• CVE-2016-2148
• CVE-2016-2107
• CVE-2016-2173
• CVE-2016-2098
• CVE-2016-2183