Vulnerability Details : 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.
Exploit prediction scoring system (EPSS) score for CVE-2019-12207
Probability of exploitation activity in the next 30 days: 0.66%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 77 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2019-12207
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST |
9.8
|
CRITICAL | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2019-12207
-
The product reads data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2019-12207
-
https://github.com/nginx/njs/issues/168
heap-buffer-overflow in nxt_utf8_decode nxt/nxt_utf8.c:72 · Issue #168 · nginx/njs · GitHubExploit;Third Party Advisory
Products affected by CVE-2019-12207
- cpe:2.3:a:f5:njs:*:*:*:*:*:*:*:*