Improper input validation in Google Chrome
CVE-2023-4357
Insufficient validation of untrusted input in XML in Google Chrome prior to 116.0.5845.96 allowed a remote attacker to bypass file access restrictions via a crafted HTML page. (Chromium security severity: Medium)
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.471 (98.8th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 99th percentile — 98.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.471 · newest: 0.471 · change: 0.000
Affected products
- Google Chrome — versions 116.0.5845.96
- Debian Linux — versions 11.0, 12.0
- Fedoraproject Fedora — versions 38
Weakness classification (CWE)
Public proof-of-concept exploits
- xcanwin/CVE-2023-4357-Chrome-XXE
- lon5948/CVE-2023-4357-Exploitation
- sunu11/chrome-CVE-2023-4357
- shihongsu/NetSec-CVE-2023-4357
- CamillaFranceschini/CVE-2023-4357
- WinnieZy/CVE-2023-4357
- passwa11/CVE-2023-4357-APT-Style-exploitation
- Linxloop/fork_
- Marco-zcl/POC
- OgulcanUnveren/CVE-2023-4357-APT-Style-exploitation
References
- chromereleases.googleblog.com/2023/08/stable-channel-update-for-desktop_15.html (Release Notes, Vendor Advisory)
- crbug.com/1458911 (Permissions Required)
- www.debian.org/security/2023/dsa-5479 (Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (Mailing List, Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/…
- security.gentoo.org/glsa/202401-34
Frequently asked questions
- What is CVE-2023-4357?
- CVE-2023-4357 is a high-severity vulnerability in Google Chrome, classified under Improper Input Validation. CVSS score: 8.8/10. Published 2023-08-15.
- How severe is CVE-2023-4357?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2023-4357 known to be exploited?
- 45 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.