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cveMitreCVE-2019-19204
HistoryNov 21, 2019 - 9:15 p.m.

CVE-2019-19204

2019-11-2121:15:11
CWE-125
mitre
web.nvd.nist.gov
149
oniguruma
6.x
6.9.4_rc2
buffer over-read
security vulnerability

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

AI Score

8.4

Confidence

High

EPSS

0.007

Percentile

80.9%

An issue was discovered in Oniguruma 6.x before 6.9.4_rc2. In the function fetch_interval_quantifier (formerly known as fetch_range_quantifier) in regparse.c, PFETCH is called without checking PEND. This leads to a heap-based buffer over-read.

Affected configurations

Nvd
Node
oniguruma_projectonigurumaRange6.0.06.9.4
OR
oniguruma_projectonigurumaMatch6.9.4rc1
Node
debiandebian_linuxMatch8.0
OR
fedoraprojectfedoraMatch30
OR
fedoraprojectfedoraMatch31
VendorProductVersionCPE
oniguruma_projectoniguruma6.9.4cpe:/a:oniguruma_project:oniguruma:6.9.4:rc1::

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

AI Score

8.4

Confidence

High

EPSS

0.007

Percentile

80.9%