7.5

CVE-2017-9229

Exploit

An issue was discovered in Oniguruma 6.2.0, as used in Oniguruma-mod in Ruby through 2.4.1 and mbstring in PHP through 7.1.5. A SIGSEGV occurs in left_adjust_char_head() during regular expression compilation. Invalid handling of reg->dmax in forward_search_range() could result in an invalid pointer dereference, normally as an immediate denial-of-service condition.

Data is provided by the National Vulnerability Database (NVD)
Oniguruma Project ≫ Oniguruma Version6.2.0
Php ≫ Php SwPlatformoniguruma-mod Version <= 7.1.5
Ruby-lang ≫ Ruby SwPlatformoniguruma-mod Version <= 2.4.1
Php ≫ Php Version >= 5.6.0 < 5.6.31
Php ≫ Php Version >= 7.0.0 < 7.0.21
Php ≫ Php Version >= 7.1.0 < 7.1.7
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Type Source Score Percentile
EPSS FIRST.org 0.54% 0.667
CVSS Metriken
Source Base Score Exploit Score Impact Score Vector string
nvd@nist.gov 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
nvd@nist.gov 5 10 2.9
AV:N/AC:L/Au:N/C:N/I:N/A:P
CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

https://github.com/kkos/oniguruma/issues/59
Third Party Advisory
Exploit