What is CVE-2018-6347?

CVE-2018-6347 is a high-severity vulnerability in Facebook Proxygen, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2018-12-31.

How severe is CVE-2018-6347?

High severity. CVSS v3 base score is 7.5 out of 10.

Resource exhaustion in Facebook Proxygen

CVE-2018-6347

An issue in the Proxygen handling of HTTP2 parsing of headers/trailers can lead to a denial-of-service attack. This affects Proxygen prior to v2018.12.31.00.

Vulnerability class: DoS (Denial of Service)

EPSS: 0.014 (68.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Facebook Proxygen — versions v2018.12.31.00, unspecified
Proxygen_project Proxygen

Weakness classification (CWE)

CWE-400 — Uncontrolled Resource Consumption
CWE-20 — Improper Input Validation

References

cve-assign@fb.com (Patch, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2018-6347?: CVE-2018-6347 is a high-severity vulnerability in Facebook Proxygen, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2018-12-31.
How severe is CVE-2018-6347?: High severity. CVSS v3 base score is 7.5 out of 10.