PT-2017-16321 · Opera+3 · Opera+4

Published 2017-09-21 · Updated 2025-09-29 · CVE-2017-5121

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Google Chrome versions prior to 61.0.3163.100 Opera versions prior to 61.0.3163.100

Description The issue is related to the inappropriate use of JIT optimisation in V8, allowing a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. This is related to the escape analysis phase.

Recommendations For Google Chrome versions prior to 61.0.3163.100, update to version 61.0.3163.100 or later. For Opera versions prior to 61.0.3163.100, update to version 61.0.3163.100 or later.

Exploit

Fix

RCE

Weakness Enumeration

CWE-20

Related Identifiers

ALSA-2025_16880

ALT-PU-2017-2311

CVE-2017-5121

DSA-3985-1

MGASA-2017-0423

OPENSUSE-SU-2017:2557-1

OPENSUSE-SU-2017:2558-1

OPENSUSE-SU-2024:10681-1

OPENSUSE-SU-2024:12948-1

RHSA-2017:2792

RHSA-2017_2792

Affected Products

Alt Linux

Google Chrome

Opera

Red Hat

V8

References · 2340

• 🔥 https://github.com/tunz/js-vuln-db/blob/master/v8/CVE-2017-5121.md · Exploit
• 🔥 https://crbug.com/765433 · Exploit
• 🔥 https://blogs.technet.microsoft.com/mmpc/2017/10/18/browser-security-beyond-sandboxing · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2017-5121 · Security Note
• https://osv.dev/vulnerability/openSUSE-SU-2024:12948-1 · Vendor Advisory
• http://debian.org/security/2017/dsa-3985 · Vendor Advisory
• https://ubuntu.com/security/CVE-2017-5121 · Vendor Advisory
• https://access.redhat.com/errata/RHSA-2017:2792 · Vendor Advisory
• https://osv.dev/vulnerability/DSA-3985-1 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2017-5121 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2017-5121 · Security Note
• https://security.gentoo.org/glsa/201709-25 · Vendor Advisory
• https://osv.dev/vulnerability/MGASA-2017-0423 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2024:10681-1 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2017-5121 · Vendor Advisory