Vulnerability Details : CVE-2018-18343
Incorrect handing of paths leading to a use after free in Skia in Google Chrome prior to 71.0.3578.80 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Vulnerability category: Memory Corruption
Exploit prediction scoring system (EPSS) score for CVE-2018-18343
Probability of exploitation activity in the next 30 days: 2.43%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 89 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2018-18343
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST |
8.8
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST |
CWE ids for CVE-2018-18343
-
Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code.Assigned by: nvd@nist.gov (Primary)
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-18343
-
https://access.redhat.com/errata/RHSA-2018:3803
RHSA-2018:3803 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
https://security.gentoo.org/glsa/201908-18
Chromium, Google Chrome: Multiple vulnerabilities (GLSA 201908-18) — Gentoo security
-
https://crbug.com/882423
882423 - Security: Skia heap use-after-freed in SkPath::addPath - chromium - MonorailPermissions Required;Vendor Advisory
-
https://www.debian.org/security/2018/dsa-4352
Debian -- Security Information -- DSA-4352-1 chromium-browserThird Party Advisory
-
http://www.securityfocus.com/bid/106084
Google Chrome Prior to 71.0.3578.80 Multiple Security VulnerabilitiesThird Party Advisory;VDB Entry
-
https://chromereleases.googleblog.com/2018/12/stable-channel-update-for-desktop.html
Chrome Releases: Stable Channel Update for DesktopRelease Notes;Vendor Advisory
Products affected by CVE-2018-18343
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:linux_desktop:6.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:linux_server:6.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:linux_workstation:6.0:*:*:*:*:*:*:*
- cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*