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Exploited vulnerability · CISA KEV

Is CVE-2024-4358 exploited? Yes: in CISA KEV since 13 Jun 2024

Gociux · Progress Telerik Report Server · data: CISA KEV, CVE record, FIRST EPSS

Yes. CVE-2024-4358, Progress Telerik Report Server Authentication Bypass by Spoofing Vulnerability, is being exploited in the wild. CISA added it to its Known Exploited Vulnerabilities catalog on 13 Jun 2024, 15 days after it was published. It affects Progress Telerik Report Server. If you run it, CISA's required action is: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

exploitedYesCISA KEV · 13 Jun 2024
ransomwareNot knownno confirmed use
EPSStop 1%among the most likely CVEs to be exploited
severity9.8CVSS 3.1 · critical
US federal due4 Jul 2024BOD 22-01 deadline

What it is

Progress Telerik Report Server contains an authorization bypass by spoofing vulnerability that allows an attacker to obtain unauthorized access.

VendorProgress (9 exploited CVEs in KEV)
ProductTelerik Report Server
VulnerabilityProgress Telerik Report Server Authentication Bypass by Spoofing Vulnerability
WeaknessCWE-290
Published29 May 2024
Added to KEV13 Jun 2024
Reported by (CNA)ProgressSoftware

What to do

  1. Check whether you run it. Look for Telerik Report Server in your asset inventory, including appliances and cloud images. Stack check lists every exploited Progress CVE at once.
  2. Apply the fix. Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
  3. If you can't patch today, take the affected service off the internet or restrict who can reach it, and check its logs for signs of compromise since 29 May 2024.
  4. Get told next time. Email alerts when CISA adds a CVE for Progress.

References

Questions

Is CVE-2024-4358 being exploited?

Yes. CISA added CVE-2024-4358 to the Known Exploited Vulnerabilities catalog on 13 Jun 2024, which means there is reliable evidence of exploitation in the wild.

Is CVE-2024-4358 used in ransomware attacks?

CISA does not list known ransomware use for it. That can change, and exploitation alone is reason to fix it first.

How do I fix CVE-2024-4358?

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. Check Progress's advisory for the fixed versions, and if you can't patch quickly, restrict access to the affected Telerik Report Server and watch it for signs of compromise.

Sources: CISA KEV (exploitation, ransomware use, required action, due date), the CVE record (publication date, CVSS, CNA), NVD and FIRST EPSS (live score). More: all KEV additions in June 2024 · Progress scorecard · act-now radar.

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