Siemens SICAM RTUs SM-2556 COM Module up to MODi00 Integrated Web Server information disclosure

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.2$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Siemens SICAM RTUs SM-2556 COM Module up to MODi00. This vulnerability affects unknown code of the component Integrated Web Server. Executing a manipulation can lead to information disclosure. This vulnerability is registered as CVE-2017-12737. It is possible to launch the attack remotely. No exploit is available. The application of restrictive firewalling is recommended.

Detailsinfo

A vulnerability was found in Siemens SICAM RTUs SM-2556 COM Module up to MODi00. It has been declared as problematic. This vulnerability affects an unknown part of the component Integrated Web Server. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality. CVE summarizes:

An issue was discovered on Siemens SICAM RTUs SM-2556 COM Modules with the firmware variants ENOS00, ERAC00, ETA2, ETLS00, MODi00, and DNPi00. The integrated web server (port 80/tcp) of the affected devices could allow unauthenticated remote attackers to obtain sensitive device information over the network.

The bug was discovered 11/14/2017. The weakness was published 11/15/2017 with SEC Consult Vulnerability Lab (Website). The advisory is shared for download at siemens.com. This vulnerability was named CVE-2017-12737 since 08/09/2017. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1592.

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $5k-$25k.

Proper firewalling of tcp/80 (Web Services) is able to address this issue.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 101884†). Similar entries are available at VDB-109421 and VDB-109422. Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.2

VulDB Base Score: 5.3
VulDB Temp Score: 5.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.3
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Firewall
Status: 🔍

0-Day Time: 🔍

Firewalling: 🔍

Timelineinfo

08/09/2017 🔍
11/14/2017 +97 days 🔍
11/14/2017 +0 days 🔍
11/15/2017 +1 days 🔍
11/15/2017 +0 days 🔍
11/16/2017 +1 days 🔍
01/10/2023 +1881 days 🔍

Sourcesinfo

Vendor: siemens.com

Advisory: ssa-164516
Organization: SEC Consult Vulnerability Lab
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-12737 (🔍)
GCVE (CVE): GCVE-0-2017-12737
GCVE (VulDB): GCVE-100-109420
SecurityFocus: 101884 - Multiple Siemens SICAM RTU Products Multiple Security Vulnerabilities

See also: 🔍

Entryinfo

Created: 11/16/2017 10:26
Updated: 01/10/2023 12:05
Changes: 11/16/2017 10:26 (62), 12/06/2019 16:11 (5), 01/10/2023 12:05 (3)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Might our Artificial Intelligence support you?

Check our Alexa App!