Buffer overflow in Nodejs Node.js

CVE-2016-6303

Integer overflow in the MDC2_Update function in crypto/mdc2/mdc2dgst.c in OpenSSL before 1.1.0 allows remote attackers to cause a denial of service (out-of-bounds write and application crash) or possibly have unspecified other impact via unknown vectors.

Vulnerability class: Buffer Overflow

EPSS: 0.320 (98.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2016-6303?
CVE-2016-6303 is a critical-severity vulnerability in Nodejs Node.js, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2016-09-16.
How severe is CVE-2016-6303?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2016-6303 known to be exploited?
9 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.