IBM InfoSphere Information Server 11.3/11.5/11.7 HTTP Request improper authorization

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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A vulnerability has been found in IBM InfoSphere Information Server 11.3/11.5/11.7 (Reporting Software) and classified as critical. Affected by this vulnerability is an unknown part. The manipulation as part of a HTTP Request leads to a improper authorization vulnerability. The CWE definition for the vulnerability is CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. As an impact it is known to affect confidentiality. The summary by CVE is:

IBM InfoSphere Information Server 11.3, 11.5, and 11.7could allow an authenticated user to download code using a specially crafted HTTP request. IBM X-Force ID: 152663.

The bug was discovered 03/29/2019. The weakness was shared 04/02/2019 (Website). The advisory is shared at This vulnerability is known as CVE-2018-1906 since 12/13/2017. The exploitation appears to be easy. The attack can be launched remotely. A single authentication is necessary for exploitation. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 08/21/2023). It is expected to see the exploit prices for this product increasing in the near future.MITRE ATT&CK project uses the attack technique T1548.002 for this issue.

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.

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

The entry VDB-132710 is related to this item.







CPE 2.3info

CPE 2.2info


VulDB CVSS-B Score: 🔍
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VulDB Meta Base Score: 5.0
VulDB Meta Temp Score: 5.0

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CNA Base Score: 4.3
CNA Vector (IBM Corporation): 🔍



VulDB Base Score: 🔍
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Class: Improper authorization
CWE: CWE-285 / CWE-266

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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Price Prediction: 🔍
Current Price Estimation: 🔍


Threat Intelligenceinfo

Interest: 🔍
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Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍


12/13/2017 🔍
03/29/2019 +471 days 🔍
04/02/2019 +3 days 🔍
04/02/2019 +0 days 🔍
08/21/2023 +1602 days 🔍



Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-1906 (🔍)
X-Force: 152663
SecurityFocus: 107735

See also: 🔍


Created: 04/02/2019 09:17 PM
Updated: 08/21/2023 01:58 PM
Changes: 04/02/2019 09:17 PM (59), 05/23/2020 05:53 PM (1), 08/21/2023 01:52 PM (4), 08/21/2023 01:58 PM (12)
Complete: 🔍
Cache ID: 44:9D2:40


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