IBM Business Process Manager 7.5/8.0/8.5 LDAP access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.5$0-$5k0.00

A vulnerability was found in IBM Business Process Manager 7.5/8.0/8.5 (Business Process Management Software). It has been declared as critical. This vulnerability affects an unknown function of the component LDAP Handler. The manipulation with an unknown input 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. CVE summarizes:

IBM Business Process Manager 7.5, 8.0, and 8.5 is vulnerable to privilege escalation by not properly distinguishing internal group memberships from user registry group memberships. By manipulating LDAP group membership an attack might gain privileged access. IBM X-Force ID: 130807.

The bug was discovered 09/22/2017. The weakness was published 09/26/2017 (Website). The advisory is available at ibm.com. This vulnerability was named CVE-2017-1539 since 11/30/2016. The exploitation appears to be easy. The attack can be initiated remotely. The successful exploitation requires a single authentication. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 01/14/2021). It is expected to see the exploit prices for this product increasing in the near future.This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

The vulnerability was handled as a non-public zero-day exploit for at least 4 days. During that time the estimated underground price was around $5k-$25k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370607 (IBM Business Process Manager Privilege Escalation vulnerability (swg22007451)).

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

Similar entries are available at 107169, 107168 and 107167.

Productinfo

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Version

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.5

VulDB Base Score: 6.3
VulDB Temp Score: 6.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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VulDB Reliability: 🔍

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Exploitinginfo

Class: Access control
CWE: CWE-264
ATT&CK: T1068

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Qualys ID: 🔍
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Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/30/2016 🔍
09/22/2017 +296 days 🔍
09/22/2017 +0 days 🔍
09/26/2017 +4 days 🔍
09/26/2017 +0 days 🔍
09/27/2017 +1 days 🔍
01/14/2021 +1205 days 🔍

Sourcesinfo

Vendor: ibm.com

Advisory: ibm.com
Researcher: IBM
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-1539 (🔍)
X-Force: 130807
SecurityFocus: 100967 - IBM Business Process Manager CVE-2017-1539 Remote Privilege Escalation Vulnerability

See also: 🔍

Entryinfo

Created: 09/27/2017 08:53
Updated: 01/14/2021 15:15
Changes: 09/27/2017 08:53 (63), 11/20/2019 08:10 (4), 01/14/2021 15:11 (2), 01/14/2021 15:15 (1)
Complete: 🔍

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