IBM WebSphere MQ 8.0/9.0 SSL Certificate Validator certificate validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.8$5k-$25k0.00

A vulnerability, which was classified as problematic, was found in IBM WebSphere MQ 8.0/9.0 (Application Server Software). Affected is an unknown function of the component SSL Certificate Validator. The manipulation with an unknown input leads to a certificate validation vulnerability. CWE is classifying the issue as CWE-295. The product does not validate, or incorrectly validates, a certificate. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

IBM WebSphere MQ 8.0 and 9.0 could allow a remote attacker to obtain sensitive information, caused by the failure to properly validate the SSL certificate. An attacker could exploit this vulnerability to obtain sensitive information using man in the middle techniques. IBM X-Force ID: 142598.

The bug was discovered 06/22/2018. The weakness was released 06/27/2018 (Website). The advisory is shared for download at exchange.xforce.ibmcloud.com. This vulnerability is traded as CVE-2018-1543 since 12/13/2017. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 03/29/2023). The MITRE ATT&CK project declares the attack technique as T1587.003.

The vulnerability was handled as a non-public zero-day exploit for at least 5 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 371030 (IBM MQ/WebSphere MQ Information Disclosure Vulnerability (swg22016346)).

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

Entry connected to this vulnerability is available at 122081.

Productinfo

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Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.8
VulDB Meta Temp Score: 4.8

VulDB Base Score: 3.7
VulDB Temp Score: 3.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.9
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: Certificate validation
CWE: CWE-295 / CWE-287
ATT&CK: T1587.003

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/13/2017 🔍
06/22/2018 +191 days 🔍
06/27/2018 +4 days 🔍
06/27/2018 +0 days 🔍
06/28/2018 +1 days 🔍
07/20/2018 +22 days 🔍
03/29/2023 +1713 days 🔍

Sourcesinfo

Vendor: ibm.com

Advisory: exchange.xforce.ibmcloud.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-1543 (🔍)
X-Force: 20171213
SecurityFocus: 104953 - Multiple IBM Products CVE-2018-1503 Denial of Service Vulnerability

See also: 🔍

Entryinfo

Created: 06/28/2018 08:37
Updated: 03/29/2023 09:59
Changes: 06/28/2018 08:37 (64), 02/22/2020 20:57 (3), 03/29/2023 09:59 (3)
Complete: 🔍

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