VDB-114605 · CVE-2018-7500 · BID 103396

OSIsoft PI Web API up to 2017 R2 Service Account access control

CVSS Meta Temp Score
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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.
8.5$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in OSIsoft PI Web API up to 2017 R2. The impacted element is an unknown function of the component Service Account. The manipulation leads to access control. This vulnerability is referenced as CVE-2018-7500. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability was found in OSIsoft PI Web API up to 2017 R2 (Automation Software). It has been rated as critical. This issue affects an unknown functionality of the component Service Account. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

A Permissions, Privileges, and Access Controls issue was discovered in OSIsoft PI Web API versions 2017 R2 and prior. Privileges may be escalated, giving attackers access to the PI System via the service account.

The bug was discovered 03/13/2018. The weakness was published 03/14/2018 with OSIsoft (Website). The advisory is shared at securityfocus.com. The identification of this vulnerability is CVE-2018-7500 since 02/26/2018. 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. MITRE ATT&CK project uses the attack technique T1068 for this issue.

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 $0-$5k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 103396†). Similar entry is available at VDB-114607. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
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: Access control
CWE: CWE-264
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/26/2018 🔍
03/13/2018 +15 days 🔍
03/13/2018 +0 days 🔍
03/14/2018 +1 days 🔍
03/14/2018 +0 days 🔍
03/15/2018 +1 days 🔍
02/05/2021 +1058 days 🔍

Sourcesinfo

Advisory: securityfocus.com⛔
Researcher: OSIsoft
Organization: OSIsoft
Status: Not defined

CVE: CVE-2018-7500 (🔍)
GCVE (CVE): GCVE-0-2018-7500
GCVE (VulDB): GCVE-100-114605
SecurityFocus: 103396 - OSIsoft PI Web API Privilege Escalation and Cross Site Scripting Vulnerabilities

See also: 🔍

Entryinfo

Created: 03/15/2018 07:50
Updated: 02/05/2021 10:12
Changes: 03/15/2018 07:50 (60), 01/13/2020 19:34 (4), 02/05/2021 10:12 (2)
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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