PT-2018-3312 · Freebsd · Freebsd

Published 2018-12-19 · Updated 2019-10-03 · CVE-2018-17161

Positive Technologies (AI Summary)

CVSS v2.0

10

Critical

Base vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions FreeBSD versions prior to 11.2-STABLE(r348229) FreeBSD versions prior to 11.2-RELEASE-p7 FreeBSD versions prior to 12.0-STABLE(r342228) FreeBSD versions prior to 12.0-RELEASE-p1

Description The issue is related to insufficient validation of network-provided data in the bootpd component, which may lead to a stack buffer overflow. This could result in a Denial of Service or potentially allow for remote code execution. The vulnerability can be exploited by a malicious attacker crafting a specific bootp packet.

Recommendations For versions prior to 11.2-STABLE(r348229), update to 11.2-STABLE(r348229) or later. For versions prior to 11.2-RELEASE-p7, update to 11.2-RELEASE-p7 or later. For versions prior to 12.0-STABLE(r342228), update to 12.0-STABLE(r342228) or later. For versions prior to 12.0-RELEASE-p1, update to 12.0-RELEASE-p1 or later.

Fix

RCE

DoS

Buffer Overflow

Weakness Enumeration

CWE-119

Related Identifiers

BDU:2019-04678

CVE-2018-17161

FREEBSD-SA-18_15

Affected Products

Freebsd

References · 8

• https://osv.dev/vulnerability/CVE-2018-17161 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-17161 · Security Note
• https://bdu.fstec.ru/vul/2019-04678 · Security Note
• http://securityfocus.com/bid/106292 · Note
• https://security.freebsd.org/advisories/FreeBSD-SA-18:15.bootpd.asc · Patch, Vendor Advisory
• https://seclists.org/bugtraq/2018/Dec/33 · Note
• https://securitylab.ru/vulnerability/497129.php · Note
• https://freebsd.org/security/advisories/FreeBSD-SA-18:15.bootpd.asc · Note