← gociux.comall exploited CVEs

Exploited vulnerability · CISA KEV

Is CVE-2018-15133 exploited? Yes: in CISA KEV since 16 Jan 2024

Gociux · Laravel Framework · data: CISA KEV, CVE record, FIRST EPSS

Yes. CVE-2018-15133, Laravel Deserialization of Untrusted Data Vulnerability, is being exploited in the wild. CISA added it to its Known Exploited Vulnerabilities catalog on 16 Jan 2024, 1986 days after it was published. It affects Laravel Framework. 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 · 16 Jan 2024
ransomwareNot knownno confirmed use
EPSStop 1%among the most likely CVEs to be exploited
severity8.1CVSS 3.1 · high
US federal due6 Feb 2024BOD 22-01 deadline

What it is

Laravel Framework contains a deserialization of untrusted data vulnerability, allowing for remote command execution. This vulnerability may only be exploited if a malicious user has accessed the application encryption key (APP_KEY environment variable).

VendorLaravel (3 exploited CVEs in KEV)
ProductLaravel Framework
VulnerabilityLaravel Deserialization of Untrusted Data Vulnerability
WeaknessCWE-502
Published9 Aug 2018
Added to KEV16 Jan 2024
Reported by (CNA)mitre

What to do

  1. Check whether you run it. Look for Laravel Framework in your asset inventory, including appliances and cloud images. Stack check lists every exploited Laravel 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 9 Aug 2018.
  4. Get told next time. Email alerts when CISA adds a CVE for Laravel.

References

Questions

Is CVE-2018-15133 being exploited?

Yes. CISA added CVE-2018-15133 to the Known Exploited Vulnerabilities catalog on 16 Jan 2024, which means there is reliable evidence of exploitation in the wild.

Is CVE-2018-15133 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-2018-15133?

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. Check Laravel's advisory for the fixed versions, and if you can't patch quickly, restrict access to the affected Laravel Framework 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 January 2024 · Laravel scorecard · act-now radar.

Running Laravel in a regulated environment?

We check exposure across your estate, patch or mitigate with your team, and set up detection for what attackers do after exploiting it.

Get in touch →