Vulnerability Details : CVE-2016-1646

Public exploit exists!
The Array.prototype.concat implementation in builtins.cc in Google V8, as used in Google Chrome before 49.0.2623.108, does not properly consider element data types, which allows remote attackers to cause a denial of service (out-of-bounds read) or possibly have unspecified other impact via crafted JavaScript code.
Published 2016-03-29 10:59:00
Updated 2025-04-12 10:46:41
Source Chrome
View at NVD,   CVE.org
Vulnerability category: Denial of service

Products affected by CVE-2016-1646

CVE-2016-1646 is in the CISA Known Exploited Vulnerabilities Catalog

CISA vulnerability name:
Google Chromium V8 Out-of-Bounds Read Vulnerability
CISA required action:
Apply updates per vendor instructions.
CISA description:
Google Chromium V8 Engine contains an out-of-bounds read vulnerability that allows a remote attacker to cause a denial of service or possibly have another unspecified impact via crafted JavaScript code. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not l
Notes:
https://nvd.nist.gov/vuln/detail/CVE-2016-1646
Added on 2022-06-08 Action due date 2022-06-22

Exploit prediction scoring system (EPSS) score for CVE-2016-1646

EPSS FAQ
66.91%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 98 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2016-1646

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
9.3
 HIGH AV:N/AC:M/Au:N/C:C/I:C/A:C
8.6
10.0
 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
8.8
 HIGH CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
2.8
5.9
 134c704f-9b21-4f2e-91b3-4a467353bcc0 2025-01-29
8.8
 HIGH CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
2.8
5.9
 NIST 2025-01-28

CWE ids for CVE-2016-1646

  • The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.
    Assigned by: nvd@nist.gov (Primary)
  • The product reads data past the end, or before the beginning, of the intended buffer.
    Assigned by:
    • 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)
    • nvd@nist.gov (Primary)

References for CVE-2016-1646

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