Vulnerability Details CVE-2021-44493
An issue was discovered in YottaDB through r1.32 and V7.0-000 and FIS GT.M through V7.0-000. Using crafted input, an attacker can cause a call to $Extract to force an signed integer holding the size of a buffer to take on a large negative number, which is then used as the length of a memcpy call that occurs on the stack, causing a buffer overflow.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.004
EPSS Ranking 60.1%
CVSS Severity
CVSS v3 Score 7.5
CVSS v2 Score 5.0
References
- http://tinco.pair.com/bhaskar/gtm/doc/articles/GTM_V7.0-002_Release_Notes.html
- https://gitlab.com/YottaDB/DB/YDB/-/issues/828
- https://sourceforge.net/projects/fis-gtm/files/
- http://tinco.pair.com/bhaskar/gtm/doc/articles/GTM_V7.0-002_Release_Notes.html
- https://gitlab.com/YottaDB/DB/YDB/-/issues/828
- https://sourceforge.net/projects/fis-gtm/files/
Products affected by CVE-2021-44493
-
cpe:2.3:a:fisglobal:gt.m:*
-
cpe:2.3:a:yottadb:yottadb:0.2.0
-
cpe:2.3:a:yottadb:yottadb:0.3.0
-
cpe:2.3:a:yottadb:yottadb:1.0.0
-
cpe:2.3:a:yottadb:yottadb:1.00
-
cpe:2.3:a:yottadb:yottadb:1.1.0
-
cpe:2.3:a:yottadb:yottadb:1.10
-
cpe:2.3:a:yottadb:yottadb:1.2.0
-
cpe:2.3:a:yottadb:yottadb:1.20
-
cpe:2.3:a:yottadb:yottadb:1.22
-
cpe:2.3:a:yottadb:yottadb:1.24
-
cpe:2.3:a:yottadb:yottadb:1.26
-
cpe:2.3:a:yottadb:yottadb:1.28
-
cpe:2.3:a:yottadb:yottadb:1.30
-
cpe:2.3:a:yottadb:yottadb:1.32