IBM i Access up to 7.1 on Windows LoadLibrary Search Path untrusted search path

CVSS Meta Temp Score
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CTI Interest Score
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6.1$5k-$25k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in IBM i Access up to 7.1 on Windows. This vulnerability affects the function LoadLibrary. Performing a manipulation as part of Search Path results in untrusted search path. This vulnerability was named CVE-2018-1888. The attack needs to be approached locally. There is no available exploit.

Detailsinfo

A vulnerability, which was classified as critical, was found in IBM i Access up to 7.1 on Windows. This affects the function LoadLibrary. The manipulation as part of a Search Path leads to a untrusted search path vulnerability. CWE is classifying the issue as CWE-426. The product searches for critical resources using an externally-supplied search path that can point to resources that are not under the product's direct control. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

An untrusted search path vulnerability in IBM i Access for Windows versions 7.1 and earlier on Windows can allow arbitrary code execution via a Trojan horse DLL in the current working directory, related to use of the LoadLibrary function. IBM X-Force ID: 152079.

The bug was discovered 01/02/2019. The weakness was presented 01/04/2019 (Website). It is possible to read the advisory at ibm.com. This vulnerability is uniquely identified as CVE-2018-1888 since 12/13/2017. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 06/23/2023). It is expected to see the exploit prices for this product increasing in the near future.The attack technique deployed by this issue is T1574 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 2 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 vulnerability is also documented in the vulnerability database at SecurityFocus (BID 106455†). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.1
VulDB Meta Temp Score: 6.1

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

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 5.3
CNA Vector (IBM Corporation): 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Untrusted search path
CWE: CWE-426
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
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

12/13/2017 🔍
01/02/2019 +385 days 🔍
01/03/2019 +1 days 🔍
01/04/2019 +1 days 🔍
01/04/2019 +0 days 🔍
01/07/2019 +3 days 🔍
06/23/2023 +1628 days 🔍

Sourcesinfo

Vendor: ibm.com

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

CVE: CVE-2018-1888 (🔍)
GCVE (CVE): GCVE-0-2018-1888
GCVE (VulDB): GCVE-100-128703
X-Force: 152079
SecurityFocus: 106455 - IBM i Access for Windows CVE-2018-1888 Local Untrusted Search Path vulnerability

Entryinfo

Created: 01/07/2019 15:39
Updated: 06/23/2023 08:38
Changes: 01/07/2019 15:39 (61), 06/20/2020 20:19 (4), 06/23/2023 08:33 (3), 06/23/2023 08:38 (13)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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