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cve[email protected]CVE-2018-19974
HistoryDec 17, 2018 - 7:29 p.m.

CVE-2018-19974

2018-12-1719:29:01
CWE-908
[email protected]
web.nvd.nist.gov
26
yara
bytecode
vm scratch memory
libyara/exec.c
cve-2018-19974
nvd

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

5.1 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

45.8%

JSON

In YARA 3.8.1, bytecode in a specially crafted compiled rule can read uninitialized data from VM scratch memory in libyara/exec.c. This can allow attackers to discover addresses in the real stack (not the YARA virtual stack).

Affected configurations

NVD
Node
virustotalyaraMatch3.8.1
CPENameOperatorVersion
virustotal:yaravirustotal yaraeq3.8.1

Related

nessus 2
ubuntucve 1
cvelist 1
nvd 1
debiancve 1
prion 1
osv 1
fedora 3
openvas 2
nessus
nessus
Fedora 30 : python-yara / yara (2019-c3627a0e7a)
2019-05-02 00:00:00
Fedora 30 : yara (2019-a00b4760a0)
2019-10-07 00:00:00
ubuntucve
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2018-12-17 00:00:00
cvelist
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2018-12-17 18:00:00
nvd
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2018-12-17 19:29:01
debiancve
debiancve
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2018-12-17 19:29:01
prion
prion
Design/Logic Flaw
2018-12-17 19:29:00
osv
osv
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2018-12-17 19:29:01
fedora
fedora
[SECURITY] Fedora 30 Update: python-yara-3.9.0-2.fc30
2019-04-10 02:48:33
[SECURITY] Fedora 30 Update: yara-3.9.0-1.fc30
2019-04-10 02:48:33
[SECURITY] Fedora 30 Update: yara-3.10.0-2.fc30
2019-10-06 00:57:38
openvas
openvas
YARA <= 3.8.1 Multiple Vulnerabilities
2019-01-08 00:00:00
Fedora Update for yara FEDORA-2019-a00b4760a0
2019-10-06 00:00:00

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

5.1 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

45.8%

JSON
Related for CVE-2018-19974
nessus2ubuntucve1cvelist1nvd1debiancve1prion1osv1fedora3openvas2