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MitreCVE-2017-5924

HistoryApr 03, 2017 - 5:59 a.m.

CVE-2017-5924

2017-04-0305:59:00

CWE-416

mitre

web.nvd.nist.gov

cve

yara

denial of service

use-after-free

application crash

CVSS2

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

AI Score

7.1

Confidence

High

EPSS

0.006

Percentile

78.9%

JSON

libyara/grammar.y in YARA 3.5.0 allows remote attackers to cause a denial of service (use-after-free and application crash) via a crafted rule that is mishandled in the yr_compiler_destroy function.

Affected configurations

Nvd

Node

virustotalyaraMatch3.5.0

VendorProductVersionCPE
virustotalyara3.5.0cpe:2.3:a:virustotal:yara:3.5.0:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
virustotal	yara	3.5.0	cpe:2.3:a:virustotal:yara:3.5.0:::::::*

References

www.securityfocus.com/bid/98075

github.com/VirusTotal/yara/commit/7f02eca670f29c00a1d2c305e96febae6ce5d37b

github.com/VirusTotal/yara/issues/593

Social References

CVSS2

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

AI Score

7.1

Confidence

High

EPSS

0.006

Percentile

78.9%

JSON

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