Siemens SiPass integrated up to 2.6x improper authentication

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.4$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Siemens SiPass integrated up to 2.6x. This vulnerability affects unknown code. The manipulation leads to improper authentication. This vulnerability is listed as CVE-2017-9939. The attack may be initiated remotely. There is no available exploit. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Siemens SiPass integrated up to 2.6x and classified as critical. This issue affects an unknown code. The manipulation with an unknown input leads to a improper authentication vulnerability. Using CWE to declare the problem leads to CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

A vulnerability was discovered in Siemens SiPass integrated (All versions before V2.70) that could allow an attacker with network access to the SiPass integrated server to bypass the authentication mechanism and perform administrative operations.

The bug was discovered 07/13/2017. The weakness was presented 08/08/2017 with Siemens (Website). The advisory is shared at siemens.com. The identification of this vulnerability is CVE-2017-9939 since 06/26/2017. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available.

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

Upgrading to version V2.70 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 99578†). See VDB-105054, VDB-105055 and VDB-105056 for similar entries. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

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

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Improper authentication
CWE: CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: SiPass integrated V2.70

Timelineinfo

06/26/2017 🔍
07/13/2017 +17 days 🔍
07/13/2017 +0 days 🔍
08/07/2017 +25 days 🔍
08/08/2017 +1 days 🔍
08/09/2017 +1 days 🔍
12/15/2022 +1954 days 🔍

Sourcesinfo

Vendor: siemens.com

Advisory: ssa-339433
Researcher: Siemens
Organization: Siemens
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-9939 (🔍)
GCVE (CVE): GCVE-0-2017-9939
GCVE (VulDB): GCVE-100-105053
SecurityFocus: 99578 - Siemens SiPass integrated ICSA-17-194-01 Multiple Security Vulnerabilities

See also: 🔍

Entryinfo

Created: 08/09/2017 12:33
Updated: 12/15/2022 14:16
Changes: 08/09/2017 12:33 (64), 11/05/2019 08:44 (2), 01/08/2021 09:53 (2), 12/15/2022 14:16 (3)
Complete: 🔍
Cache ID: 216:CE5:103

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

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