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CRITICAL · 9.8

CVE-2019-12207

njs through 0.3.1, used in NGINX, has a heap-based buffer over-read in nxt_utf8_decode in nxt/nxt_utf8.c.

Vulnerability Description

njs through 0.3.1, used in NGINX, has a heap-based buffer over-read in nxt_utf8_decode in nxt/nxt_utf8.c.

CVSS Score

9.8

CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
F5Njs<= 0.3.1

Related Weaknesses (CWE)

CWE-125

References

FAQ

What is CVE-2019-12207?

CVE-2019-12207 is a vulnerability with a CVSS score of 9.8 (CRITICAL). njs through 0.3.1, used in NGINX, has a heap-based buffer over-read in nxt_utf8_decode in nxt/nxt_utf8.c.

How severe is CVE-2019-12207?

CVE-2019-12207 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2019-12207?

Check the references section above for vendor advisories and patch information. Affected products include: F5 Njs.