7.5

CVE-2019-19203

Exploit
An issue was discovered in Oniguruma 6.x before 6.9.4_rc2. In the function gb18030_mbc_enc_len in file gb18030.c, a UChar pointer is dereferenced without checking if it passed the end of the matched string. This leads to a heap-based buffer over-read.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Oniguruma Project ≫ Oniguruma Version >= 6.0.0 < 6.9.4
Oniguruma Project ≫ Oniguruma Version6.9.4 Updaterc1
Fedoraproject ≫ Fedora Version30
Fedoraproject ≫ Fedora Version31
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 4.05% 0.893
CVSS Metriken
Quelle 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-125 Out-of-bounds Read

The product reads data past the end, or before the beginning, of the intended buffer.

https://github.com/kkos/oniguruma/releases/tag/v6.9.4_rc2
Release Notes
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NO267PLHGYZSWX3XTRPKYBKD4J3YOU5V/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/V3MBNW6Z4DOXSCNWGBLQ7OA3OGUJ44WL/
https://github.com/ManhNDd/CVE-2019-19203
Third Party Advisory
Exploit
https://github.com/kkos/oniguruma/issues/163
Patch
Third Party Advisory
Exploit
https://github.com/tarantula-team/CVE-2019-19203
Third Party Advisory