IBM Informix Dynamic Server Enterprise Edition 12.1 Symbolic Link access control

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CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.3$5k-$25k0.00

A vulnerability was found in IBM Informix Dynamic Server Enterprise Edition 12.1 (Information Management Software) and classified as critical. Affected by this issue is an unknown function of the component Symbolic Link Handler. The manipulation with an unknown input leads to a privilege escalation vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality, integrity, and availability. CVE summarizes:

IBM Informix Dynamic Server Enterprise Edition 12.1 could allow a local user logged in with database administrator user to gain root privileges through a symbolic link vulnerability in onsrvapd. IBM X-Force ID: 144434.

The weakness was presented 08/20/2019 (Website). The advisory is available at exchange.xforce.ibmcloud.com. This vulnerability is handled as CVE-2018-1633 since 12/13/2017. Local access is required to approach this attack. The successful exploitation requires a simple authentication. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 08/01/2020). It is expected to see the exploit prices for this product increasing in the near future.

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

See 140375, 140376, 140377 and 140379 for similar entries.

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VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.8
VulDB Temp Score: 7.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.7
NVD Vector: 🔍

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VulDB Base Score: 🔍
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Exploitinginfoedit

Class: Privilege escalation (CWE-264)
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔍

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Recommended: no mitigation known
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Timelineinfoedit

12/13/2017 🔍
08/20/2019 +615 days 🔍
08/21/2019 +1 days 🔍
08/01/2020 +346 days 🔍

Sourcesinfoedit

Vendor: https://www.ibm.com/

Advisory: exchange.xforce.ibmcloud.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-1633 (🔍)
See also: 🔍

Entryinfoedit

Created: 08/21/2019 07:07 AM
Updated: 08/01/2020 10:23 AM
Changes: (18) software_type vulnerability_cwe vulnerability_cvss2_nvd_av vulnerability_cvss2_nvd_ac vulnerability_cvss2_nvd_au vulnerability_cvss2_nvd_ci vulnerability_cvss2_nvd_ii vulnerability_cvss2_nvd_ai vulnerability_cvss3_nvd_av vulnerability_cvss3_nvd_ac vulnerability_cvss3_nvd_pr vulnerability_cvss3_nvd_ui vulnerability_cvss3_nvd_s vulnerability_cvss3_nvd_c vulnerability_cvss3_nvd_i vulnerability_cvss3_nvd_a source_cve_assigned source_cve_nvd_summary
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