What’s Vulnerable › Vulnerabilities

CVE-2017-15397

• Severity: high (CVSS 7.4 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-02-07 · updated 2026-06-17
• Weakness: CWE-311

Description

Inappropriate implementation in ChromeVox in Google Chrome OS prior to 62.0.3202.74 allowed a remote attacker in a privileged network position to observe or tamper with certain cleartext HTTP requests by leveraging that position.

Affected products

• Google ChromeOS: before 62.0.3202.74 — fixed in 62.0.3202.74

How to fix

Upgrade to a fixed version: Google ChromeOS 62.0.3202.74. Check the vendor advisory for mitigations.

References

• http://www.securityfocus.com/bid/102435
• https://chromereleases.googleblog.com/2017/10/stable-channel-update-for-chrome-os_27.html
• https://crbug.com/627300
• https://wwws.nightwatchcybersecurity.com/2018/01/01/chromeos-doesnt-always-use-ssl-during-startup-cve-2017-15397/
• http://www.securityfocus.com/bid/102435
• https://chromereleases.googleblog.com/2017/10/stable-channel-update-for-chrome-os_27.html
• https://crbug.com/627300
• https://wwws.nightwatchcybersecurity.com/2018/01/01/chromeos-doesnt-always-use-ssl-during-startup-cve-2017-15397/

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