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Exploited vulnerability · CISA KEV

Is CVE-2021-21315 exploited? Yes: in CISA KEV since 18 Jan 2022

Gociux · Npm package System Information Library for Node.JS · data: CISA KEV, CVE record, FIRST EPSS

Yes. CVE-2021-21315, System Information Library for Node.JS Command Injection, is being exploited in the wild. CISA added it to its Known Exploited Vulnerabilities catalog on 18 Jan 2022, 336 days after it was published. It affects Npm package System Information Library for Node.JS. If you run it, CISA's required action is: Apply updates per vendor instructions.

exploitedYesCISA KEV · 18 Jan 2022
ransomwareNot knownno confirmed use
EPSStop 1%among the most likely CVEs to be exploited
severity7.1CVSS 3.1 · high
US federal due1 Feb 2022BOD 22-01 deadline

What it is

In this vulnerability, an attacker can send a malicious payload that will exploit the name parameter. After successful exploitation, attackers can execute remote.

VendorNpm package (1 exploited CVE in KEV)
ProductSystem Information Library for Node.JS
VulnerabilitySystem Information Library for Node.JS Command Injection
WeaknessCWE-78
Published16 Feb 2021
Added to KEV18 Jan 2022
Reported by (CNA)GitHub_M

What to do

  1. Check whether you run it. Look for System Information Library for Node.JS in your asset inventory, including appliances and cloud images. Stack check lists every exploited Npm package CVE at once.
  2. Apply the fix. Apply updates per vendor instructions.
  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 16 Feb 2021.
  4. Get told next time. Email alerts when CISA adds a CVE for Npm package.

References

Questions

Is CVE-2021-21315 being exploited?

Yes. CISA added CVE-2021-21315 to the Known Exploited Vulnerabilities catalog on 18 Jan 2022, which means there is reliable evidence of exploitation in the wild.

Is CVE-2021-21315 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-2021-21315?

Apply updates per vendor instructions. Check Npm package's advisory for the fixed versions, and if you can't patch quickly, restrict access to the affected System Information Library for Node.JS 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 2022 · act-now radar.

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