Vulnerability CVE-2009-0342 - CERT Civis.Net

Vulnerability Name:

CVE-2009-0342 (CCN-48209)

Assigned:

2009-01-23

Published:

2009-01-23

Updated:

2018-10-11

Summary:

Niels Provos Systrace before 1.6f on the x86_64 Linux platform allows local users to bypass intended access restrictions by making a 64-bit syscall with a syscall number that corresponds to a policy-compliant 32-bit syscall.

CVSS v3 Severity:

5.9 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)

Exploitability Metrics:	Attack Vector (AV): Local Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): Low Integrity (I): Low Availibility (A): Low

CVSS v2 Severity:

7.2 High (CVSS v2 Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C)
5.6 Medium (Temporal CVSS v2 Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C/E:POC/RL:OF/RC:C)

Exploitability Metrics:	Access Vector (AV): Local Access Complexity (AC): Low Authentication (Au): None
Impact Metrics:	Confidentiality (C): Complete Integrity (I): Complete Availibility (A): Complete

4.6 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P)
3.6 Low (CCN Temporal CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:OF/RC:C)

Exploitability Metrics:	Access Vector (AV): Local Access Complexity (AC): Low Athentication (Au): None
Impact Metrics:	Confidentiality (C): Partial Integrity (I): Partial Availibility (A): Partial

Vulnerability Type:

Vulnerability Consequences:

Bypass Security

References:

Source: MITRE
Type: CNA
CVE-2009-0342

Source: CCN
Type: CESA-2009-001 - rev 1
Linux syscall interception technologies partial bypass

Source: MISC
Type: Exploit
http://scary.beasts.org/security/CESA-2009-001.html

Source: MISC
Type: UNKNOWN
http://scarybeastsecurity.blogspot.com/2009/01/bypassing-syscall-filtering.html

Source: CONFIRM
Type: UNKNOWN
http://www.citi.umich.edu/u/provos/systrace/

Source: CCN
Type: OSVDB ID: 52201
Linux Kernel syscall Filtering 32/64-bit Switching Bypass

Source: CCN
Type: OSVDB ID: 52461
Linux Kernel 32bit/64bit audit_syscall_entry Function 32/64 Bit Syscall Cross-handling Audit Configuration Restriction Bypass

Source: CCN
Type: OSVDB ID: 52462
Linux Kernel seccomp Subsystem kernel/seccomp.c __secure_computing Function 32/64 Bit Syscall Cross-handling Access Restriction Bypass

Source: CCN
Type: OSVDB ID: 53534
Systrace on x86_64 Linux Local Syscall Handling Access Restriction Bypass

Source: CCN
Type: Niels Provos Web site
Systrace 1.6f with 64-bit Linux ptrace support

Source: BUGTRAQ
Type: UNKNOWN
20090123 Problems with syscall filtering technologies on Linux

Source: BID
Type: Exploit
33417

Source: CCN
Type: BID-33417
Systrace 64-Bit Aware Linux Kernel Privilege Escalation Vulnerability

Source: XF
Type: UNKNOWN
systrace-64bit-security-bypass(48209)

Vulnerable Configuration:

Configuration 1:

cpe:/a:provos:systrace:1.1:*:*:*:*:*:*:*

OR cpe:/a:provos:systrace:1.2:*:*:*:*:*:*:*

OR cpe:/a:provos:systrace:1.3:*:*:*:*:*:*:*

OR cpe:/a:provos:systrace:1.4:*:*:*:*:*:*:*

OR cpe:/a:provos:systrace:1.5:*:*:*:*:*:*:*

OR cpe:/a:provos:systrace:1.6:*:*:*:*:*:*:*

OR cpe:/a:provos:systrace:1.6a:*:*:*:*:*:*:*

OR cpe:/a:provos:systrace:1.6b:*:*:*:*:*:*:*

OR cpe:/a:provos:systrace:1.6c:*:*:*:*:*:*:*

OR cpe:/a:provos:systrace:1.6d:*:*:*:*:*:*:*

OR cpe:/a:provos:systrace:*:*:*:*:*:*:*:* (Version <= 1.6e)

AND

cpe:/o:linux:linux_kernel:_nil_:_nil_:x86_64:*:*:*:*:*

Configuration CCN 1:

cpe:/a:niels:provos_systrace:1.4:*:*:*:*:*:*:*

OR cpe:/a:niels:provos_systrace:1.5:*:*:*:*:*:*:*

OR cpe:/a:niels:provos_systrace:1.3:*:*:*:*:*:*:*

OR cpe:/a:niels:provos_systrace:1.2:*:*:*:*:*:*:*

OR cpe:/a:niels:provos_systrace:1.1:*:*:*:*:*:*:*

OR cpe:/a:niels_provos:systrace:1.6e:*:*:*:*:*:*:*

OR cpe:/a:niels_provos:systrace:1.6:*:*:*:*:*:*:*

OR cpe:/a:niels_provos:systrace:1.6a:*:*:*:*:*:*:*

OR cpe:/a:niels_provos:systrace:1.6b:*:*:*:*:*:*:*

OR cpe:/a:niels_provos:systrace:1.6c:*:*:*:*:*:*:*

OR cpe:/a:niels_provos:systrace:1.6d:*:*:*:*:*:*:*

AND

cpe:/o:mandriva:linux:2009.0:*:*:*:*:*:*:*

OR cpe:/o:mandriva:linux:2009.0:-:x86_64:*:*:*:*:*

Denotes that component is vulnerable