CVE-2019-11839

Published: May 9, 2019Modified: Jun 17, 2026

9.8

Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitability: 3.9 / Impact: 5.9

Source: NVD

Description

njs through 0.3.1, used in NGINX, has a heap-based buffer overflow in Array.prototype.push after a resize, related to njs_array_prototype_push in njs/njs_array.c, because of njs_array_expand size mishandling.

Affected (1)

Products: F5: Njs

1 product

Njs

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
F5 Njs	Up to 0.3.1

Related CWEs

CWE-787

Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

References (2)

https://github.com/nginx/njs/issues/152

Source: cve@mitre.org

ExploitIssue TrackingThird Party Advisory

https://github.com/nginx/njs/issues/152

Source: af854a3a-2127-422b-91ae-364da2661108

ExploitIssue TrackingThird Party Advisory

Timeline

No history available yet.