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.
Products affected by CVE-2019-9023
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:*:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:*:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:*:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:*:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
- cpe:2.3:o:opensuse:leap:42.3:*:*:*:*:*:*:*
- cpe:2.3:a:netapp:storage_automation_store:-:*:*:*:*:*:*:*
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
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
-
https://bugs.php.net/bug.php?id=77382
PHP :: Sec Bug #77382 :: heap buffer overflow due to incorrect length in expand_case_fold_stringExploit;Issue Tracking;Patch;Vendor Advisory
-
https://access.redhat.com/errata/RHSA-2019:3299
RHSA-2019:3299 - Security Advisory - Red Hat Customer Portal
-
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00104.html
[security-announce] openSUSE-SU-2019:1293-1: moderate: Security update fMailing List;Third Party Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00041.html
[security-announce] openSUSE-SU-2019:1572-1: moderate: Security update f
-
https://access.redhat.com/errata/RHSA-2019:2519
RHSA-2019:2519 - Security Advisory - Red Hat Customer Portal
-
https://security.netapp.com/advisory/ntap-20190321-0001/
February 2019 PHP Vulnerabilities in NetApp Products | NetApp Product SecurityPatch;Third Party Advisory
-
https://usn.ubuntu.com/3902-2/
USN-3902-2: PHP vulnerabilities | Ubuntu security noticesThird Party Advisory
-
https://bugs.php.net/bug.php?id=77370
PHP :: Sec Bug #77370 :: Buffer overflow on mb regex functions - fetch_tokenExploit;Issue Tracking;Patch;Vendor Advisory
-
https://bugs.php.net/bug.php?id=77381
PHP :: Sec Bug #77381 :: heap buffer overflow in multibyte match_atExploit;Issue Tracking;Patch;Vendor Advisory
-
https://bugs.php.net/bug.php?id=77394
PHP :: Sec Bug #77394 :: Buffer overflow in multibyte case folding - unicodeExploit;Issue Tracking;Patch;Vendor Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00044.html
[security-announce] openSUSE-SU-2019:1573-1: moderate: Security update f
-
https://bugs.php.net/bug.php?id=77418
PHP :: Sec Bug #77418 :: Heap overflow in utf32be_mbc_to_codeExploit;Issue Tracking;Patch;Vendor Advisory
-
http://www.securityfocus.com/bid/107156
PHP Information Disclosure and Heap Buffer Overflow VulnerabilitiesThird Party Advisory;VDB Entry
-
https://support.f5.com/csp/article/K06372014
Third Party Advisory
-
https://usn.ubuntu.com/3902-1/
USN-3902-1: PHP vulnerabilities | Ubuntu security noticesThird Party Advisory
-
https://bugs.php.net/bug.php?id=77371
PHP :: Sec Bug #77371 :: heap buffer overflow in mb regex functions - compile_string_nodeIssue Tracking;Exploit;Vendor Advisory;Patch
-
https://bugs.php.net/bug.php?id=77385
PHP :: Sec Bug #77385 :: buffer overflow in fetch_tokenExploit;Issue Tracking;Patch;Vendor Advisory
-
https://www.debian.org/security/2019/dsa-4398
Debian -- Security Information -- DSA-4398-1 php7.0Third Party Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00083.html
[security-announce] openSUSE-SU-2019:1256-1: moderate: Security update fThird Party Advisory
Jump to