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Vulnerability Details : CVE-2003-0693

A "buffer management error" in buffer_append_space of buffer.c for OpenSSH before 3.7 may allow remote attackers to execute arbitrary code by causing an incorrect amount of memory to be freed and corrupting the heap, a different vulnerability than CVE-2003-0695.
Publish Date : 2003-09-22 Last Update Date : 2010-05-25
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- CVSS Scores & Vulnerability Types

CVSS Score
10.0
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) Execute Code
CWE ID CWE id is not defined for this vulnerability

- Vendor Statements

Not vulnerable. This flaw is fixed in Red Hat Enterprise Linux 2.1 via the errata RHSA-2003:280. This flaw is fixed in Red Hat Enterprise Linux 3 as a backported patch. The source RPM contains the patch openssh-3.6.1p2-owl-realloc.diff which resolved this flaw before Red Hat Enterprise Linux 3 GA. This flaw does not affect any subsequent versions of Red Hat Enterprise Linux.
Source: Redhat

- Additional Vendor Supplied Data

Vendor Impact CVSS Score CVSS Vector Report Date Publish Date
Redhat critical 2003-09-15
If you are a vendor and you have additional data which can be automatically imported into our database, please contact admin @ cvedetails.com

- Related OVAL Definitions

Title Definition Id Class Family
Buffer Management Error in OpenSSH oval:org.mitre.oval:def:2719 unix
Mutliple Buffer Management Errors in OpenSSH II oval:org.mitre.oval:def:447 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-2003-0693

# Product Type Vendor Product Version Update Edition Language
1 Application Openbsd Openssh 3.7 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Openbsd Openssh 1

- References For CVE-2003-0693

http://lists.grok.org.uk/pipermail/full-disclosure/2003-September/010135.html
FULLDISC 20030915 openssh remote exploit
http://lists.grok.org.uk/pipermail/full-disclosure/2003-September/010146.html
FULLDISC 20030916 The lowdown on SSH vulnerability
http://marc.theaimsgroup.com/?l=bugtraq&m=106373546332230&w=2
REDHAT RHSA-2003:279
http://marc.theaimsgroup.com/?l=bugtraq&m=106374466212309&w=2
BUGTRAQ 20030916 [slackware-security] OpenSSH Security Advisory (SSA:2003-259-01)
http://marc.theaimsgroup.com/?l=bugtraq&m=106381396120332&w=2
TRUSTIX 2003-0033
http://marc.theaimsgroup.com/?l=bugtraq&m=106381409220492&w=2
BUGTRAQ 20030917 [OpenPKG-SA-2003.040] OpenPKG Security Advisory (openssh)
http://sunsolve.sun.com/search/document.do?assetkey=1-77-1000620.1-1
SUNALERT 1000620
http://www.debian.org/security/2003/dsa-382
DEBIAN DSA-382
http://www.debian.org/security/2003/dsa-383
DEBIAN DSA-383
http://www.openssh.com/txt/buffer.adv CONFIRM
http://xforce.iss.net/xforce/xfdb/13191
XF openssh-packet-bo(13191)
http://www.redhat.com/support/errata/RHSA-2003-280.html
REDHAT RHSA-2003:280
http://marc.theaimsgroup.com/?l=bugtraq&m=106373247528528&w=2
BUGTRAQ 20030916 OpenSSH Buffer Management Bug Advisory
http://www.cert.org/advisories/CA-2003-24.html
CERT CA-2003-24
http://www.kb.cert.org/vuls/id/333628
CERT-VN VU#333628
http://lists.grok.org.uk/pipermail/full-disclosure/2003-September/010103.html
FULLDISC 20030915 new ssh exploit?
http://www.mandriva.com/security/advisories?name=MDKSA-2003:090
MANDRAKE MDKSA-2003:090

- Metasploit Modules Related To CVE-2003-0693

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


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