Sun Solaris 9 on SPARC Sendmail DNS Reply memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.00

A vulnerability was found in Sun Solaris 9 on SPARC (Operating System). It has been declared as critical. Affected by this vulnerability is an unknown code of the component Sendmail. The manipulation as part of a DNS Reply leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Buffer overflow in Sendmail before 8.12.5, when configured to use a custom DNS map to query TXT records, allows remote attackers to cause a denial of service and possibly execute arbitrary code via a malicious DNS server.

The bug was discovered 06/28/2002. The weakness was presented 12/14/2004 by Joost Pol and Anton Rang (ERNE) with Sun Microsystems Inc. (Website). The advisory is shared at sunsolve.sun.com. This vulnerability is known as CVE-2002-0906. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 98 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 11232 (Sendmail Custom DNS Map TXT Query Overflow), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SMTP problems and running in the context r.

Upgrading to version 8.12.5 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at sunsolve.sun.com. The best possible mitigation is suggested to be patching the affected component.

The vulnerability is also documented in the databases at X-Force (9443) and Tenable (11232).

Productinfo

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Support

  • end of life

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 11232
Nessus Name: Sendmail Custom DNS Map TXT Query Overflow
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Upgrade: Solaris 8.12.5
Patch: sunsolve.sun.com

Timelineinfo

06/28/2002 🔍
06/28/2002 +0 days 🔍
10/04/2002 +98 days 🔍
10/04/2002 +0 days 🔍
02/17/2003 +136 days 🔍
04/27/2003 +69 days 🔍
04/09/2004 +347 days 🔍
12/14/2004 +249 days 🔍
12/14/2004 +0 days 🔍
12/16/2004 +2 days 🔍
06/30/2019 +5309 days 🔍

Sourcesinfo

Vendor: oracle.com

Advisory: sunsolve.sun.com⛔
Researcher: Joost Pol, Anton Rang (ERNE)
Organization: Sun Microsystems Inc.
Status: Not defined
Confirmation: 🔍

CVE: CVE-2002-0906 (🔍)
OVAL: 🔍

X-Force: 9443
Vulnerability Center: 1114 - Sendmail DNS Map TXT Record Buffer Overflow Vulnerability, High
SecurityFocus: 5122 - Sendmail DNS Map TXT Record Buffer Overflow Vulnerability
Secunia: 13436 - Sun Solaris Sendmail DNS TXT Records Buffer Overflow, Moderately Critical
OSVDB: 5056 - Sendmail Custom DNS Map TXT Query Overflow

Entryinfo

Created: 12/16/2004 16:11
Updated: 06/30/2019 14:19
Changes: 12/16/2004 16:11 (88), 06/30/2019 14:19 (5)
Complete: 🔍

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