Buffer overflow in Fisglobal Gt.m
CVE-2021-44503
An issue was discovered in FIS GT.M through V7.0-000 (related to the YottaDB code base). Using crafted input, an attacker can cause a call to va_arg on an empty variadic parameter list, most likely causing a memory segmentation fault.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.016 (74.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 74th percentile — 74.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.016 · newest: 0.016 · change: -0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- sourceforge.net/projects/fis-gtm/files/ (Product, Third Party Advisory)
- gitlab.com/YottaDB/DB/YDB/-/issues/828 (Patch, Third Party Advisory, Issue Tracking)
- tinco.pair.com/bhaskar/gtm/doc/articles/GTM_V7.0-002_Release_Notes.html (Third Party Advisory, Release Notes)
Frequently asked questions
- What is CVE-2021-44503?
- CVE-2021-44503 is a high-severity vulnerability in Fisglobal Gt.m, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.5/10. Published 2022-04-15.
- How severe is CVE-2021-44503?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2021-44503 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.