Vulnerability CVE-2019-19720
Published: 2019-12-11

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

Type:

CWE-119

 (Improper Restriction of Operations within the Bounds of a Memory Buffer)

CVSS2 => (AV:N/AC:M/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.8/10
6.4/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Yabasic -> Yabasic 

 References:
http://www.yabasic.de/whatsnew.html
https://github.com/marcIhm/yabasic/issues/36
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