CVE-2018-3738

Name: CVE-2018-3738
Creator: NVD / NIST
Published: 2018-06-07T02:29:08.927+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 0.96%

Last modified Jun 17, 2026

CVE-2018-3738 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. protobufjs is vulnerable to ReDoS when parsing crafted invalid .proto files.. EPSS estimates a 0.96% chance of exploitation in the next 30 days.

Description

protobufjs is vulnerable to ReDoS when parsing crafted invalid .proto files.

Metrics

CVSS 3.1

5.5/10

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS Probability

0.96%

57.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Protobufjs Project	Protobufjs	<= 6.8.5

References

https://hackerone.com/reports/319576Exploit, Third Party Advisory
https://hackerone.com/reports/319576Exploit, Third Party Advisory

Timeline

Published: Jun 7, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-3738?

protobufjs is vulnerable to ReDoS when parsing crafted invalid .proto files.

How severe is CVE-2018-3738?

CVE-2018-3738 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.96% probability of exploitation in the next 30 days.

How do I fix CVE-2018-3738?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-3738?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST