Known exploited vulnerability
CVE-2024-29059
The short answer
CVE-2024-29059 affects Microsoft Microsoft .NET Framework 4.8 and is rated high (CVSS 7.5). CISA added it to the Known Exploited Vulnerabilities catalog on 2025-02-04: attackers are using it, so patch it first.
What it is
.NET Framework Information Disclosure Vulnerability
Weakness: CWE-209.
Severity
7.5 high
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Exploited (CISA KEV)
Yes, since Feb 4, 2025
Federal due date Feb 25, 2025
EPSS, next 30 days
99%
Higher than 100% of scored CVEs
How it can be exploited
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality impact
- High
- Integrity impact
- None
- Availability impact
- None
What CISA says to do
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Affected products
Microsoft .NET Framework 4.8, Microsoft .NET Framework 3.5 AND 4.8, Microsoft .NET Framework 3.5 AND 4.7.2, Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2, Microsoft .NET Framework 3.5 AND 4.8.1, Microsoft .NET Framework 4.6.2, Microsoft .NET Framework 3.5 AND 4.6/4.6.2, Microsoft .NET Framework 2.0 Service Pack 2, Microsoft .NET Framework 3.0 Service Pack 2, Microsoft .NET Framework 3.5, Microsoft .NET Framework 3.5.1. NVD's record lists the exact affected versions.
References
- msrc.microsoft.com/update-guide/vulnerability/CVE-2024-29059 Vendor Advisory
- msrc.microsoft.com/update-guide/vulnerability/CVE-2024-29059 Vendor Advisory
- www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-29059 US Government Resource
Questions
Is CVE-2024-29059 being exploited?
Yes. CISA added CVE-2024-29059 to its Known Exploited Vulnerabilities catalog on 2025-02-04, with a federal remediation due date of 2025-02-25.
How do I fix CVE-2024-29059?
CISA's required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
From NVD, CISA KEV, FIRST EPSS and OSV.dev, checked . Status on NVD: Analyzed. The description is NVD's text, quoted as published.
Related
Latest CVEs this week
Critical and High CVEs from the last 7 days, with KEV and EPSS.
Exploited vulnerabilities by vendor
Every vendor in CISA's KEV catalog, with its count.
Microsoft exploited vulnerabilities
Everything CISA lists as exploited for Microsoft.
Vulnerability watch
A briefing and a fix pull request when an advisory hits your dependencies.
Know the day a CVE lands in your code
Connect a GitHub repository and ZeusQA checks its dependencies daily, briefs each advisory and opens the fix. Three test runs free, no card.