IBM i 7.2/7.3/7.4/7.5 CL Command code injection

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.5$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in IBM i 7.2/7.3/7.4/7.5. This vulnerability affects unknown code of the component CL Command Handler. This manipulation causes code injection. This vulnerability appears as CVE-2023-30990. The attack may be initiated remotely. There is no available exploit. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in IBM i 7.2/7.3/7.4/7.5. It has been declared as critical. Affected by this vulnerability is an unknown code of the component CL Command Handler. The manipulation with an unknown input leads to a code injection vulnerability. The CWE definition for the vulnerability is CWE-94. The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

IBM i 7.2, 7.3, 7.4, and 7.5 could allow a remote attacker to execute CL commands as QUSER, caused by an exploitation of DDM architecture. IBM X-Force ID: 254036.

The weakness was presented 07/04/2023. The advisory is shared at ibm.com. This vulnerability is known as CVE-2023-30990 since 04/21/2023. 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 07/22/2023). It is expected to see the exploit prices for this product increasing in the near future.MITRE ATT&CK project uses the attack technique T1059 for this issue.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at X-Force (254036). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

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Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.5

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 5.6
CNA Vector (IBM Corporation): 🔍

CVSSv2info

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

Exploitinginfo

Class: Code injection
CWE: CWE-94 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

04/21/2023 🔍
07/04/2023 +74 days 🔍
07/04/2023 +0 days 🔍
07/22/2023 +18 days 🔍

Sourcesinfo

Vendor: ibm.com

Advisory: ibm.com
Status: Confirmed

CVE: CVE-2023-30990 (🔍)
GCVE (CVE): GCVE-0-2023-30990
GCVE (VulDB): GCVE-100-232873
X-Force: 254036

Entryinfo

Created: 07/04/2023 06:44
Updated: 07/22/2023 15:59
Changes: 07/04/2023 06:44 (51), 07/22/2023 15:59 (11)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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