What is the CVSS score of CVE-2023-40699?

CVE-2023-40699 has a CVSS 3.1 base score of 7.5 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H. EPSS exploitation probability: 1.1%.

Is there a patch available for CVE-2023-40699?

Yes, a patch is available for CVE-2023-40699. Update the affected software to the latest version immediately.

Infosphere Information Server CVE-2023-40699

HIGH

Improper Input Validation (CWE-20)

2023-12-01 psirt@us.ibm.com

Denial Of Service IBM Infosphere Information Server

7.5

CVSS 3.1 · NVD

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Vulnerability Assessment

Weakness	CWE CWE-20 OWASP Top 10:2025 A05:2025 - Injection ASVS 5.0 V2 - Validation and Business Logic Input validation, allowlisting
Impact	CVSS score of 7.5 (HIGH). Attack characteristics: network attack vector, low complexity, no privileges required, no user interaction not required.
Exploit ScenarioDerived	This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the high-severity affected system.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).

Patch available 1.1% exploitation probability (EPSS)

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AnalysisAI

IBM InfoSphere Information Server 11.7 could allow a remote attacker to cause a denial of service due to improper input validation. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified under CWE-20. IBM InfoSphere Information Server 11.7 could allow a remote attacker to cause a denial of service due to improper input validation. IBM X-Force ID: 265161. Affected products include: Ibm Infosphere Information Server.

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Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 7.5 HIGH

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

DescriptionNVD

IBM InfoSphere Information Server 11.7 could allow a remote attacker to cause a denial of service due to improper input validation. IBM X-Force ID: 265161.

Threat Intelligence Overview

EPSS Score

1.1%

Top 39% exploitable

Data Quality

2 sources

Confidence: Low

NVD

CVE.org

EPSS

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue

Severity HIGH

CISA KEV No

Public POC No

EPSS 1.1%

Patch available Yes

Active threat No

Deciding rule

HIGH severity (CVSS 7.0-8.9)

What every action level means

Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.

Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.

This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.

This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.

Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived

Scheduled

Exploitation· derived

None

System Exposure· derived

Open

Automatable· derived

Yes

Human Impact· derived

Medium

Priority Score

Low Medium High Critical

KEV: 0

EPSS: +1

CVSS: +38

PoC: 0

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

Denial of Service MEDIUM

Denial of Service attacks render applications or systems unavailable by overwhelming resources or triggering failure conditions.

Affected Products (CPE)NVD

cpe:2.3:a:ibm:infosphere_information_server:*:*:*:*:*:*:*:*

cpe:2.3:a:ibm:infosphere_information_server:*:*:*:*:on_cloud:*:*:*

More in Infosphere Information Server

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CVE-2024-40689 CRITICAL Act Now

9.8 Jul 26

IBM InfoSphere Information Server 11.7 is vulnerable to SQL injection. Rated critical severity (CVSS 9.8), this vulnerab

CVE-2023-32336 CRITICAL Act Now

9.8 May 22

IBM InfoSphere Information Server 11.7 is affected by a remote code execution vulnerability due to insecure deserializat

CVE-2022-40752 CRITICAL Act Now

9.8 Nov 16

IBM InfoSphere DataStage 11.7 is vulnerable to a command injection vulnerability due to improper neutralization of speci

CVE-2022-22425 CRITICAL Act Now

9.8 Nov 03

"IBM InfoSphere Information Server 11.7 is potentially vulnerable to CSV Injection. Rated critical severity (CVSS 9.8),

CVE-2022-31768 CRITICAL Act Now

9.8 Jun 06

IBM InfoSphere Information Server 11.7 is vulnerable to SQL injection. Rated critical severity (CVSS 9.8), this vulnerab

CVE-2012-0204 CRITICAL Act Now

9.3 Jan 31

Untrusted search path vulnerability in InfoSphere Import Export Manager 8.1 through 9.1 in InfoSphere Information Server

CVE-2017-1383 CRITICAL Act Now

9.1 Aug 02

IBM InfoSphere Information Server 9.1, 11.3, and 11.5 is vulnerable to a XML External Entity Injection (XXE) attack when

CVE-2025-12531 CRITICAL Act Now

9.1 Nov 03

XML external entity injection in IBM InfoSphere Information Server 11.7.0.0 through 11.7.1.6 lets remote attackers who c

CVE-2022-40747 CRITICAL Act Now

9.1 Nov 03

"IBM InfoSphere Information Server 11.7 is vulnerable to an XML External Entity Injection (XXE) attack when processing X

CVE-2021-38948 CRITICAL Act Now

9.1 Nov 02

IBM InfoSphere Information Server 11.7 is vulnerable to an XML External Entity Injection (XXE) attack when processing XM

CVE-2025-36245 HIGH This Week

8.8 Sep 29

IBM InfoSphere 11.7.0.0 through 11.7.1.6 Information Server could allow an authenticated user to execute arbitrary comma

CVE-2024-31902 HIGH This Week

8.8 Jun 30

IBM InfoSphere Information Server 11.7 is vulnerable to cross-site request forgery which could allow an attacker to exec

Same weakness CWE-20 – Improper Input Validation

View all

CVE-2021-44228 CRITICAL POC

10.0

CVE-2024-3400 CRITICAL POC

10.0

CVE-2022-47966 CRITICAL POC

9.8

CVE-2023-22515 CRITICAL POC

9.8

CVE-2009-0927 HIGH POC

8.8

CVE-2017-9791 CRITICAL POC

9.8

CVE-2017-15944 CRITICAL POC

9.8

CVE-2019-0604 CRITICAL POC

9.8

Same technique Denial Of Service

View all

CVE-2015-5119 CRITICAL POC

9.8

CVE-2011-2462 CRITICAL POC

9.8

CVE-2011-0611 HIGH POC

8.8

CVE-2012-1889 HIGH POC

8.8

CVE-2012-0507 CRITICAL POC

9.8

CVE-2014-1761 HIGH POC

7.8

CVE-2015-5122 CRITICAL POC

9.8

CVE-2011-0609 HIGH POC

7.8

References

Advisories & patches

PATCH https://www.ibm.com/support/pages/node/7067714 ADVISORY https://exchange.xforce.ibmcloud.com/vulnerabilities/265161

Search Externally

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