CVE-2017-5040

Chrome vulnerability

CVSS

4.3

EPSS

22.2%

EPSS pct

97th

Exploited

No known

V8 in Google Chrome prior to 57.0.2987.98 for Mac, Windows, and Linux and 57.0.2987.108 for Android was missing a neutering check, which allowed a remote attacker to read values in memory via a crafted HTML page.

Affected vendor

Google

Affected product

Chrome

CVSS vector

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

Published

2017-04-24

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, user interaction. Successful exploitation leads to low impact to confidentiality.

Its EPSS score of 22.2% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 97% of all scored CVEs.

Check your external exposure to CVE-2017-5040

Confirm whether Google Chrome is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2017-5040.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2017-5040

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2017-5040 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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