Use After Free in Google Chrome
CVE-2018-17462
Incorrect refcounting in AppCache in Google Chrome prior to 70.0.3538.67 allowed a remote attacker to perform a sandbox escape via a crafted HTML page.
Vulnerability class: Use-After-Free
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.6 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.015 (72.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 73rd percentile — 72.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000
Affected products
- Google Chrome — versions unspecified
- Debian Linux — versions 9.0
- Red Hat Linux Desktop — versions 6.0
- Red Hat Linux Server — versions 6.0
- Red Hat Linux Workstation — versions 6.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- crbug.com/888926
- www.debian.org/security/2018/dsa-4330 (vendor-advisory)
- access.redhat.com/errata/RHSA-2018:3004 (vendor-advisory)
- security.gentoo.org/glsa/201811-10 (vendor-advisory)
- chromereleases.googleblog.com/2018/10/stable-channel-update-for-desktop.html
- www.securityfocus.com/bid/105666 (vdb-entry)
Frequently asked questions
- What is CVE-2018-17462?
- CVE-2018-17462 is a critical-severity vulnerability in Google Chrome, classified under Use After Free. CVSS score: 9.6/10. Published 2018-11-14.
- How severe is CVE-2018-17462?
- Critical severity. CVSS v3 base score is 9.6 out of 10.
- Is CVE-2018-17462 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.