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Fencer Vulns
high 7.5

CVE-2021-44508 json

An issue was discovered in FIS GT.M through V7.0-000 (related to the YottaDB code base).

published 2022-04-15 4 y ago modified 2026-06-17 4 mo ago also EUVD-2021-31341

cvss
7.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.7%
EPSS 1.7% chance of exploitation in 30 days, percentile 76%
public exploits
0
none known

Summary

An issue was discovered in FIS GT.M through V7.0-000 (related to the YottaDB code base). A lack of NULL checks in calls to ious_open in sr_unix/ious_open.c allows attackers to crash the application by dereferencing a NULL pointer.

Patch / fix

  • fis-gtm Debian 14, Debian 13, Debian 12 7.0-002-1

debian advisories DEBIAN-CVE-2021-44508

  • fis-gtm Ubuntu Pro 16.04 LTS 6.2-002A-2ubuntu0.1~esm1
  • fis-gtm Ubuntu Pro 18.04 LTS 6.3-003A-2ubuntu0.1~esm1
  • fis-gtm Ubuntu Pro 20.04 LTS 6.3-007-1ubuntu0.1~esm1
  • fis-gtm Ubuntu Pro 22.04 LTS 6.3-014-3ubuntu0.1~esm1

ubuntu advisories UBUNTU-CVE-2021-44508

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Exploit prediction

1.66% chance of exploitation in the next 30 days, higher than 76% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.