Input validation error in dhcp (Alpine package)



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2015-8605
CWE-ID CWE-20
Exploitation vector Local network
Public exploit N/A
Vulnerable software
 dhcp (Alpine package)
Operating systems & Components / Operating system package or component

Vendor Alpine Linux Development Team

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Input validation error

EUVDB-ID: #VU32355

Risk: Medium

CVSSv4.0: 4.9 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2015-8605

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

ISC DHCP 4.x before 4.1-ESV-R12-P1, 4.2.x, and 4.3.x before 4.3.3-P1 allows remote attackers to cause a denial of service (application crash) via an invalid length field in a UDP IPv4 packet.

Mitigation

Install update from vendor's website.

Vulnerable software versions

dhcp (Alpine package): 4.1.1-r0 - 4.3.3-r1

CPE2.3 External links

https://git.alpinelinux.org/aports/commit/?id=22e7e932857b63925e02a28dead479be5b913561
https://git.alpinelinux.org/aports/commit/?id=56fa44d64b555ed36c56db990b6b66d4f6008605
https://git.alpinelinux.org/aports/commit/?id=e4e5c6f3d1cc1e48fb4adcac7cc11071e0091d5e
https://git.alpinelinux.org/aports/commit/?id=f9041af2778932877e193dedbfc4d119843c021a


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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