Samba up to 3.2.12 process.c chain_reply memory corruption

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

Summaryinfo

A vulnerability marked as critical has been reported in Samba up to 3.2.12. Affected is the function chain_reply of the file process.c. This manipulation causes memory corruption. This vulnerability is handled as CVE-2010-2063. Additionally, an exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Samba up to 3.2.12 (File Transfer Software). It has been declared as critical. Affected by this vulnerability is the function chain_reply of the file process.c. The manipulation with an unknown input 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 the SMB1 packet chaining implementation in the chain_reply function in process.c in smbd in Samba 3.0.x before 3.3.13 allows remote attackers to cause a denial of service (memory corruption and daemon crash) or possibly execute arbitrary code via a crafted field in a packet.

The weakness was released 06/16/2010 by iDefense Labs with iDEFENSE Labs (Website). The advisory is shared at samba.org. This vulnerability is known as CVE-2010-2063. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details and also a public exploit are known.

It is possible to download the exploit at exploit-db.com. It is declared as highly functional. The vulnerability scanner Nessus provides a plugin with the ID 68051 (Oracle Linux 3 / 4 / 5 : samba / samba3x (ELSA-2010-0488)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Oracle Linux Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 216027 (VMware ESX 4.0 Third Party Updates for Service Console (VMSA-2010-0013)).

Upgrading to version 3.2.13 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 10777.

The vulnerability is also documented in the databases at X-Force (59481), Exploit-DB (16860), Tenable (68051), SecurityFocus (BID 40884†) and OSVDB (65518†). Entries connected to this vulnerability are available at VDB-27518, VDB-53742, VDB-53258 and VDB-52168. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
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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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Highly functional
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 68051
Nessus Name: Oracle Linux 3 / 4 / 5 : samba / samba3x (ELSA-2010-0488)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 67633
OpenVAS Name: Debian Security Advisory DSA 2061-1 (samba)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

MetaSploit ID: chain_reply.rb
MetaSploit Name: Samba chain_reply Memory Corruption (Linux x86)
MetaSploit File: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Samba 3.2.13
TippingPoint: 🔍

McAfee IPS: 🔍
McAfee IPS Version: 🔍

ISS Proventia IPS: 🔍
PaloAlto IPS: 🔍
Fortigate IPS: 🔍

Timelineinfo

05/25/2010 🔍
06/16/2010 +22 days 🔍
06/16/2010 +0 days 🔍
06/16/2010 +0 days 🔍
06/16/2010 +0 days 🔍
06/16/2010 +0 days 🔍
06/17/2010 +0 days 🔍
06/20/2010 +3 days 🔍
07/12/2013 +1118 days 🔍
03/19/2015 +615 days 🔍
01/25/2025 +3600 days 🔍

Sourcesinfo

Product: samba.org

Advisory: RHSA-2010:0488
Researcher: iDefense Labs
Organization: iDEFENSE Labs
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2010-2063 (🔍)
GCVE (CVE): GCVE-0-2010-2063
GCVE (VulDB): GCVE-100-53701

OVAL: 🔍

X-Force: 59481
SecurityFocus: 40884 - Samba 'SMB1 Packet Chaining' Unspecified Remote Memory Corruption Vulnerability
Secunia: 40145
OSVDB: 65518 - Samba smbd process.c chain_reply Function SMB1 Packet Chaining Memory Corruption
SecurityTracker: 1024107
Vulnerability Center: 26077 - Samba Prior to 3.3.13 Buffer Overflow Remote Memory Corruption Vulnerability via a Crafted Field, High

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 03/19/2015 12:22
Updated: 01/25/2025 22:48
Changes: 03/19/2015 12:22 (76), 02/27/2017 09:55 (12), 09/18/2021 09:18 (7), 09/18/2021 09:21 (2), 12/08/2024 13:12 (18), 01/25/2025 22:48 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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