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Vulnerability Details : CVE-2007-4573

The IA32 system call emulation functionality in Linux kernel 2.4.x and 2.6.x before 2.6.22.7, when running on the x86_64 architecture, does not zero extend the eax register after the 32bit entry path to ptrace is used, which might allow local users to gain privileges by triggering an out-of-bounds access to the system call table using the %RAX register.
Publish Date : 2007-09-24 Last Update Date : 2017-09-28
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- CVSS Scores & Vulnerability Types

CVSS Score
7.2
Confidentiality Impact Complete (There is total information disclosure, resulting in all system files being revealed.)
Integrity Impact Complete (There is a total compromise of system integrity. There is a complete loss of system protection, resulting in the entire system being compromised.)
Availability Impact Complete (There is a total shutdown of the affected resource. The attacker can render the resource completely unavailable.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access Admin
Vulnerability Type(s) Gain privileges
CWE ID 264

- Vendor Statements

This issue affected users who were running 64-bit versions of Red Hat Enterprise Linux 3, 4, or 5 on x86_64 architecture. It did not affect users of Red Hat Enterprise Linux 2.1. Updates are available for Red Hat Enterprise Linux 3, 4, and 5 to correct this issue. New kernel packages along with our advisory are available at the URL below as well as via the Red Hat Network. http://rhn.redhat.com/errata/CVE-2007-4573.html
Source: Redhat

- Additional Vendor Supplied Data

Vendor Impact CVSS Score CVSS Vector Report Date Publish Date
Redhat important 2007-09-18 2007-09-21
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- Related OVAL Definitions

Title Definition Id Class Family
CVE-2007-4573 oval:org.opensuse.security:def:20074573 unix
DSA-1378-1 fai-kernels linux-2.6 user-mode-linux - several vulnerabilities oval:org.mitre.oval:def:20370 unix
DSA-1378-2 fai-kernels linux-2.6 user-mode-linux - several vulnerabilities oval:org.mitre.oval:def:18649 unix
DSA-1381-2 linux-2.6 oval:org.mitre.oval:def:18091 unix
DSA-1504 kernel-source-2.6.8 -- several vulnerabilities oval:org.mitre.oval:def:8130 unix
ELSA-2007:0936: kernel security update (Important) oval:org.mitre.oval:def:21705 unix
RHSA-2007:0936: kernel security update (Important) oval:com.redhat.rhsa:def:20070936 unix
RHSA-2007:0937: kernel security update (Important) oval:com.redhat.rhsa:def:20070937 unix
RHSA-2007:0938: kernel security update (Important) oval:com.redhat.rhsa:def:20070938 unix
The IA32 system call emulation functionality in Linux kernel 2.4.x and 2.6.x before 2.6.22.7, when running on the x86_64... oval:org.mitre.oval:def:9735 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2007-4573

# Product Type Vendor Product Version Update Edition Language
1 OS Linux Linux Kernel 2.4.35 X86 64 Version Details Vulnerabilities
2 OS Linux Linux Kernel 2.6.22.6 X86 64 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Linux Linux Kernel 2

- References For CVE-2007-4573

http://securitytracker.com/id?1018748
SECTRACK 1018748
http://www.securityfocus.com/archive/1/archive/1/480705/100/0/threaded
BUGTRAQ 20070926 Re: COSEINC Linux Advisory #2: IA32 System CallEmulation Vulnerability
https://www.redhat.com/archives/fedora-package-announce/2007-September/msg00355.html
FEDORA FEDORA-2007-712
https://issues.rpath.com/browse/RPL-1754 CONFIRM
http://www.redhat.com/support/errata/RHSA-2007-0936.html
REDHAT RHSA-2007:0936
http://www.redhat.com/support/errata/RHSA-2007-0937.html
REDHAT RHSA-2007:0937
http://www.redhat.com/support/errata/RHSA-2007-0938.html
REDHAT RHSA-2007:0938
http://www.securityfocus.com/archive/1/archive/1/480451/100/0/threaded
BUGTRAQ 20070924 COSEINC Linux Advisory #2: IA32 System Call Emulation Vulnerability
http://www.vupen.com/english/advisories/2007/3246
VUPEN ADV-2007-3246
http://www.ubuntu.com/usn/usn-518-1
UBUNTU USN-518-1
http://www.securityfocus.com/bid/25774
BID 25774 Linux Kernel Ptrace Local Privilege Escalation Vulnerability Release Date:2010-09-16
http://www.mandriva.com/security/advisories?name=MDVSA-2008:008
MANDRIVA MDVSA-2008:008
http://www.mandriva.com/security/advisories?name=MDVSA-2008:105
MANDRIVA MDVSA-2008:105
http://www.novell.com/linux/security/advisories/2007_53_kernel.html
SUSE SUSE-SA:2007:053
http://www.mandriva.com/security/advisories?name=MDKSA-2007:196
MANDRIVA MDKSA-2007:196
http://www.mandriva.com/security/advisories?name=MDKSA-2007:195
MANDRIVA MDKSA-2007:195
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.22.7 CONFIRM
http://www.debian.org/security/2008/dsa-1504
DEBIAN DSA-1504
http://www.debian.org/security/2007/dsa-1378
DEBIAN DSA-1378
http://www.debian.org/security/2007/dsa-1381
DEBIAN DSA-1381
http://marc.info/?l=full-disclosure&m=119062587407908&w=2
FULLDISC 20070924 COSEINC Linux Advisory #2: IA32 System Call
http://lkml.org/lkml/2007/9/21/513
MLIST [linux-kernel] 20070921 Re: Linux 2.6.22.7
http://lkml.org/lkml/2007/9/21/512
MLIST [linux-kernel] 20070921 Linux 2.6.22.7
http://lists.opensuse.org/opensuse-security-announce/2007-12/msg00001.html
SUSE SUSE-SA:2007:064
http://fedoranews.org/updates/FEDORA-2007-229.shtml
FEDORA FEDORA-2007-2298
http://kernel.org/pub/linux/kernel/v2.4/ChangeLog-2.4.35.3 CONFIRM

- Metasploit Modules Related To CVE-2007-4573

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


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