CVE-2019-11837

Public Exploit

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.

Category

7.5
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.28%
Third-Party Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/nginx/njs/issues/155 third party advisory issue tracking exploit

Frequently Asked Questions

What is the severity of CVE-2019-11837?
CVE-2019-11837 has been scored as a high severity vulnerability.
How to fix CVE-2019-11837?
To fix CVE-2019-11837, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2019-11837 being actively exploited in the wild?
It is possible that CVE-2019-11837 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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