Samsung Printer 20121030 SNMP Account NetWorkManager.class NetworkManager SECRET_PUBLIC access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.1$0-$5k0.00

A vulnerability was found in Samsung Printer 20121030 (Printing Software). It has been declared as critical. Affected by this vulnerability is the function NetworkManager of the file NetWorkManager.class of the component SNMP Account. The manipulation of the argument SECRET_PUBLIC with the input value s!a@m#n$p%c leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-264. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

The Samsung printer firmware before 20121031 has a hardcoded read-write SNMP community, which makes it easier for remote attackers to obtain administrative access via an SNMP request.

The weakness was disclosed 11/26/2012 by Neil Smith as VU#281284 as confirmed advisory (CERT.org). It is possible to read the advisory at kb.cert.org. The vendor was not involved in the public release. This vulnerability is known as CVE-2012-4964 since 09/17/2012. Access to the local network is required for this attack to succeed. The exploitation doesn't need any form of authentication. Technical details and also a public exploit are known. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 04/19/2021). The attack technique deployed by this issue is T1068 according to MITRE ATT&CK. Due to its background and reception, this vulnerability has a historic impact.

After 2 days, there has been an exploit disclosed. It is possible to download the exploit at l8security.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 95 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 63136 (Samsung / Dell Printer SNMP Backdoor), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SNMP.

Upgrading to version 2012-11-30 eliminates this vulnerability.Proper firewalling of udp/1118 is able to address this issue. The best possible mitigation is suggested to be applying a restrictive firewalling. A possible mitigation has been published immediately after the disclosure of the vulnerability. Samsung and Dell have stated that models released after October 31, 2012 are not affected by this vulnerability.

The vulnerability is also documented in the databases at X-Force (80336) and Tenable (63136). Additional details are provided at computerworld.com.

Productinfo

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Support

  • end of life (old version)

CPE 2.3info

CPE 2.2info

CVSSv4info

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CVSSv3info

VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 8.1

VulDB Base Score: 8.8
VulDB Temp Score: 8.1
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CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Partially

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

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Nessus ID: 63136
Nessus Name: Samsung / Dell Printer SNMP Backdoor
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 902935
OpenVAS Name: Samsung Printer SNMP Hardcoded Community String Authentication Bypass Vulnerability
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Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Firewall
Status: 🔍

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Upgrade: Printer 2012-11-30
Firewalling: 🔍

Timelineinfo

08/23/2012 🔍
09/17/2012 +25 days 🔍
11/26/2012 +70 days 🔍
11/26/2012 +0 days 🔍
11/26/2012 +0 days 🔍
11/26/2012 +0 days 🔍
11/27/2012 +1 days 🔍
11/27/2012 +0 days 🔍
11/28/2012 +1 days 🔍
11/29/2012 +1 days 🔍
11/29/2012 +0 days 🔍
11/29/2012 +0 days 🔍
12/02/2012 +3 days 🔍
12/03/2012 +1 days 🔍
04/19/2021 +3059 days 🔍

Sourcesinfo

Vendor: samsung.com

Advisory: VU#281284
Researcher: Neil Smith
Status: Confirmed

CVE: CVE-2012-4964 (🔍)
X-Force: 80336
SecurityTracker: 1027819 - Samsung Printers Hardcoded Password Lets Remote Users Gain Administrative Access
Vulnerability Center: 37476 - Samsung Printer Remote Administrative Access due to a Hardcoded Read-Write SNMP Community, High
SecurityFocus: 56692 - Samsung and Dell printers Firmware Backdoor Unauthorized Access Vulnerability
Secunia: 51435 - Samsung / Dell Printers Hard-Coded SNMP Community String Security Issue, Moderately Critical
OSVDB: 87872

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

Entryinfo

Created: 11/29/2012 10:50
Updated: 04/19/2021 15:47
Changes: 11/29/2012 10:50 (100), 04/22/2017 09:14 (5), 04/19/2021 15:47 (3)
Complete: 🔍

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