CVE-2019-9023
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
9.3 High
AI Score
Confidence
High
7.5 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
0.005 Low
EPSS
Percentile
76.4%
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.
References
lists.opensuse.org/opensuse-security-announce/2019-04/msg00083.html
lists.opensuse.org/opensuse-security-announce/2019-04/msg00104.html
lists.opensuse.org/opensuse-security-announce/2019-06/msg00041.html
lists.opensuse.org/opensuse-security-announce/2019-06/msg00044.html
www.securityfocus.com/bid/107156
access.redhat.com/errata/RHSA-2019:2519
access.redhat.com/errata/RHSA-2019:3299
bugs.php.net/bug.php?id=77370
bugs.php.net/bug.php?id=77371
bugs.php.net/bug.php?id=77381
bugs.php.net/bug.php?id=77382
bugs.php.net/bug.php?id=77385
bugs.php.net/bug.php?id=77394
bugs.php.net/bug.php?id=77418
security.netapp.com/advisory/ntap-20190321-0001/
support.f5.com/csp/article/K06372014
usn.ubuntu.com/3902-1/
usn.ubuntu.com/3902-2/
www.debian.org/security/2019/dsa-4398
Related
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
9.3 High
AI Score
Confidence
High
7.5 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
0.005 Low
EPSS
Percentile
76.4%