CVE-2024-29059

Microsoft .NET Framework: Information Disclosure

As of , CVE-2024-29059 in Microsoft .NET Framework is on CISA's list of exploited vulnerabilities: CISA listed it on . Our patch-first group: Patch this week.

Exploited
Yes: CISA listed it on 4 February 2025
US federal deadline
25 February 202521 days after CISA listed it. US federal civilian agencies must fix it by then.
Used in ransomware campaigns
Not known to CISA
EPSS score
0.99Higher than 99% of the CVEs EPSS scores. EPSS estimates the chance of exploitation activity in the next 30 days.
EPSS when listed
0.02 on 4 February 2025EPSS on the day CISA listed it.
Public exploit
None foundNeither Metasploit nor Exploit-DB lists one.
Fix
Vendor advice: msrc.microsoft.comLinks below, from CISA's entry.

What CISA says to do

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

CISA's required action

What the flaw is

Microsoft .NET Framework contains an information disclosure vulnerability that exposes the ObjRef URI to an attacker, ultimately enabling remote code execution.

CISA's description

.NET Framework Information Disclosure Vulnerability

The CVE record's description, from microsoft

CVE published
22 March 2024
Assigned by
microsoft
CVSS
7.5 High (CVSS 3.1, from the CNA)
CWE-209
Generation of Error Message Containing Sensitive Information
CISA SSVC, exploitation
active
CISA SSVC, automatable
yes
CISA SSVC, technical impact
partial

Timeline

  1. The CVE record was published.
  2. CISA added it to its list of exploited vulnerabilities.
  3. The US federal deadline to fix it.

.NET Framework: other exploited entries

VulnerabilityProductOur groupListedDeadlineEPSS
CVE-2020-0646Remote Code ExecutionMicrosoft .NET FrameworkPatch this weekMetasploit module; EPSS 0.99; verified Exploit-DB entry0.99
CVE-2017-8759Remote Code ExecutionMicrosoft .NET FrameworkPatch this weekEPSS 0.890.89

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