CVE-2005-4783

Severity Score

5.5

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

kernfs_xread in kernfs_vnops.c in NetBSD before 20050831 does not check for a negative offset when reading the message buffer, which allows local users to read arbitrary kernel memory.

*Credits: N/A

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Attack Vector

Local

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

None

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2005-12-31 CVE Published
2006-04-13 CVE Reserved
2024-09-17 CVE Updated
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CAPEC

References (7)

URL	Tag	Source
http://mail-index.netbsd.org/netbsd-announce/2005/10/31/0000.html	Mailing List

URL	Date	SRC

URL	Date	SRC
http://cvsweb.netbsd.org/bsdweb.cgi/src/sys/miscfs/kernfs/kernfs_vnops.c	2008-09-05
http://cvsweb.netbsd.org/bsdweb.cgi/src/sys/miscfs/kernfs/kernfs_vnops.c.diff?r1=1.110&r2=1.111&f=h	2008-09-05
http://releng.netbsd.org/cgi-bin/req-3.cgi?show=727	2008-09-05
http://securitytracker.com/id?1015132	2008-09-05
http://www.osvdb.org/20729	2008-09-05
http://www.packetstormsecurity.org/0601-advisories/NetBSD-SA2006-001.txt	2008-09-05

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Netbsd Search vendor "Netbsd"		Netbsd Search vendor "Netbsd" for product "Netbsd"				1.6 Search vendor "Netbsd" for product "Netbsd" and version "1.6"		-		Affected
Netbsd Search vendor "Netbsd"		Netbsd Search vendor "Netbsd" for product "Netbsd"				2.0 Search vendor "Netbsd" for product "Netbsd" and version "2.0"		-		Affected
Netbsd Search vendor "Netbsd"		Netbsd Search vendor "Netbsd" for product "Netbsd"				2.0.3 Search vendor "Netbsd" for product "Netbsd" and version "2.0.3"		-		Affected
Netbsd Search vendor "Netbsd"		Netbsd Search vendor "Netbsd" for product "Netbsd"				2.1 Search vendor "Netbsd" for product "Netbsd" and version "2.1"		-		Affected