SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2018-16083

An out of bounds read in forward error correction code in WebRTC in Google Chrome prior to 69.0.3497.81 allowed a remote attacker to perform an out of bounds memory read via a crafted HTML page.

EXPLOIT ✓HIGH 8.8EPSS 5.26%

Does this matter?

A public exploit is published in Exploit-DB (verified) and the impact is high, while EPSS rates exploitation at 5.3%. Anyone can run this; patch or mitigate before the next change window and check exposed instances for signs of use.

Description

An out of bounds read in forward error correction code in WebRTC in Google Chrome prior to 69.0.3497.81 allowed a remote attacker to perform an out of bounds memory read via a crafted HTML page.

CVSS 3.0
8.8 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS
5.26% probability · 93th percentile
Public exploits
1 in Exploit-DB · verified · first 21 September 2018
CISA KEV
Not listed
Weakness
CWE-125
Affected
google/chrome · redhat/enterprise linux desktop · redhat/enterprise linux server · redhat/enterprise linux workstation
Source
chrome-cve-admin@google.com
EPSS trend
0%5%10%27 October 2026: 5.26%27 October 202627 October 2026

EPSS 5.3% since 27 October 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Public exploits (1)

Entries in Exploit-DB that cite this CVE. Links go to the Exploit-DB page and to the file in the public repository; nothing is hosted here. A verified tick means the Exploit-DB team confirmed the exploit works against the stated version.

EDB-IDTitleTypePublishedVerified
EDB-45444source ↗WebRTC - FEC Out-of-Bounds Readmultiple · Google Security Researchdos21 September 2018yes

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.