Vulnerability Details : CVE-2019-9023

Potential exploit
An issue was discovered in PHP before 5.6.40, 7.x before 7.1.26, 7.2.x before 7.2.14, and 7.3.x before 7.3.1. A number of heap-based buffer over-read instances are present in mbstring regular expression functions when supplied with invalid multibyte data. These occur in ext/mbstring/oniguruma/regcomp.c, ext/mbstring/oniguruma/regexec.c, ext/mbstring/oniguruma/regparse.c, ext/mbstring/oniguruma/enc/unicode.c, and ext/mbstring/oniguruma/src/utf32_be.c when a multibyte regular expression pattern contains invalid multibyte sequences.
Published 2019-02-22 23:29:00
Updated 2019-06-18 18:15:12
Source MITRE
View at NVD,   CVE.org

Products affected by CVE-2019-9023

Threat overview for CVE-2019-9023

Top countries where our scanners detected CVE-2019-9023
Top open port discovered on systems with this issue 80
IPs affected by CVE-2019-9023 835,553
Threat actors abusing to this issue? Yes
Find out if you* are affected by CVE-2019-9023!
*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2019-9023

EPSS FAQ
12.99%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 93 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2019-9023

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
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-2019-9023

  • The product reads data past the end, or before the beginning, of the intended buffer.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2019-9023

Jump to
This web site uses cookies for managing your session, storing preferences, website analytics and additional purposes described in our privacy policy.
By using this web site you are agreeing to CVEdetails.com terms of use!
Accept Close