What is the CVSS score of CVE-2024-29059?

CVE-2024-29059 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:H/I:N/A:N. EPSS exploitation probability: 98.6%.

Is there a public PoC exploit available for CVE-2024-29059?

Yes, a public proof-of-concept exploit is available for CVE-2024-29059. Prioritise patching immediately. EPSS: 98.6%.

Net Framework CVE-2024-29059

HIGH

Error Message Information Leak (CWE-209)

2024-03-23 secure@microsoft.com

Information Disclosure Microsoft Net Framework

7.5

CVSS 3.1 · Vendor: microsoft

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Vulnerability Assessment

Weakness	CWE CWE-209 OWASP Top 10:2025 A10:2025 - Mishandling of Exceptional Conditions ASVS 5.0 V16 - Security Logging and Error Handling Error message sanitization MITRE ATT&CK 1 technique across 1 tactic: Discovery The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. Sign in to read
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 + EPSS > 10%.

Exploited in the wild (CISA KEV) No patch listed yet 98.6% exploitation probability (EPSS)

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AnalysisAI

.NET Framework Information Disclosure Vulnerability. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. 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-209. Affected products include: Microsoft .Net Framework.

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Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

Vendor (microsoft) PRIMARY 7.5 HIGH

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

Primary rating from Vendor (microsoft) · only source for this CVE.

CVSS VectorVendor: microsoft

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

Added to CISA KEV

Jul 14, 2026 - 04:22 CISA

CVE Published

Mar 23, 2024 - 00:15 cve.org

HIGH 7.5

DescriptionCVE.org

.NET Framework Information Disclosure Vulnerability

Threat Intelligence Overview

EPSS Score

98.6%

Top 0% exploitable

Exploit

POC

Public exploit code exists

Data Quality

2 sources

Confidence: Low

NVD

CVE.org

CISA KEV

EPSS POC (1)

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 Yes

Public POC Yes

EPSS 98.6%

Patch available No

Active threat Yes

Deciding rule

HIGH severity + EPSS > 10%

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

Immediate

Exploitation· derived

Active

System Exposure· derived

Open

Automatable· derived

Yes

Human Impact· derived

High

Priority Score

207

Low Medium High Critical

KEV: +50

EPSS: +99

CVSS: +38

PoC: +20

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

Information Disclosure MEDIUM

Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.

Affected Products (CPE)CVE.org

cpe:2.3:a:microsoft:.net_framework:3.5:-:*:*:*:*:*:*

cpe:2.3:a:microsoft:.net_framework:4.7.2:*:*:*:*:*:*:*

cpe:2.3:a:microsoft:.net_framework:3.5:-:*:*:*:*:*:*

cpe:2.3:a:microsoft:.net_framework:4.8:*:*:*:*:*:*:*

cpe:2.3:a:microsoft:.net_framework:3.5.1:*:*:*:*:*:*:*

cpe:2.3:a:microsoft:.net_framework:2.0:sp2:*:*:*:*:*:*

cpe:2.3:a:microsoft:.net_framework:3.0:sp2:*:*:*:*:*:*

cpe:2.3:a:microsoft:.net_framework:3.5:-:*:*:*:*:*:*

cpe:2.3:a:microsoft:.net_framework:4.6:*:*:*:*:*:*:*

cpe:2.3:a:microsoft:.net_framework:4.6.2:*:*:*:*:*:*:*

cpe:2.3:a:microsoft:.net_framework:3.5:-:*:*:*:*:*:*

cpe:2.3:a:microsoft:.net_framework:4.8.1:*:*:*:*:*:*:*

cpe:2.3:a:microsoft:.net_framework:4.6.2:*:*:*:*:*:*:*

cpe:2.3:a:microsoft:.net_framework:4.7:*:*:*:*:*:*:*

cpe:2.3:a:microsoft:.net_framework:4.7.1:*:*:*:*:*:*:*

cpe:2.3:a:microsoft:.net_framework:4.7.2:*:*:*:*:*:*:*

cpe:2.3:a:microsoft:.net_framework:4.8:*:*:*:*:*:*:*

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References

Advisories & patches

ADVISORY https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-29059 REF https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-29059

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