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Ubuntu.comUB:CVE-2019-19720

HistoryDec 11, 2019 - 12:00 a.m.

CVE-2019-19720

2019-12-1100:00:00

ubuntu.com

6.8 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.002 Low

EPSS

Percentile

59.6%

JSON

Yabasic 2.86.1 has a heap-based buffer overflow in the yylex() function in
flex.c via a crafted BASIC source file.

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchyabasic< anyUNKNOWN
ubuntu20.04noarchyabasic< anyUNKNOWN
ubuntu22.04noarchyabasic< anyUNKNOWN
ubuntu23.10noarchyabasic< anyUNKNOWN
ubuntu24.04noarchyabasic< anyUNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	18.04	noarch	yabasic	< any	UNKNOWN
ubuntu	20.04	noarch	yabasic	< any	UNKNOWN
ubuntu	22.04	noarch	yabasic	< any	UNKNOWN
ubuntu	23.10	noarch	yabasic	< any	UNKNOWN
ubuntu	24.04	noarch	yabasic	< any	UNKNOWN

References

www.yabasic.de/whatsnew.html

github.com/marcIhm/yabasic/issues/36

launchpad.net/bugs/cve/CVE-2019-19720

nvd.nist.gov/vuln/detail/CVE-2019-19720

security-tracker.debian.org/tracker/CVE-2019-19720

www.cve.org/CVERecord?id=CVE-2019-19720

6.8 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.002 Low

EPSS

Percentile

59.6%

JSON

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