Is CVE-2019-11837 actively exploited?

CVE-2019-11837 has no public evidence of in-the-wild exploitation as of 2024-11-21.

What is the CVSS score for CVE-2019-11837?

CVE-2019-11837 has a CVSS score of 7.5 (HIGH severity). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

How do I patch CVE-2019-11837?

Patch guidance is available from f5 security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2019-11837.

Fix CVE-2019-11837 - HIGH f5 njs

Description

njs through 0.3.1, used in NGINX, has a segmentation fault in String.prototype.toBytes for negative arguments, related to nxt_utf8_next in nxt/nxt_utf8.h and njs_string_offset in njs/njs_string.c.

CVSS Metrics

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector: network
Complexity: low
Privileges: none
User Action: none
Scope: unchanged
Confidentiality: none
Integrity: none
Availability: high
Weaknesses: CWE-189

Metadata

Primary Vendor: F5
Published: 5/9/2019
Last Modified: 11/21/2024
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

CVE-2019-11837

Description

CVSS Metrics

Metadata

Affected Products

Remediation Guidance

Executive Summary