How severe is CVE-2021-44506?

CVE-2021-44506 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2021-44506 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-44506?

CVE-2021-44506 affects Yottadb Gt.m. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-44506?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2021-44506 published?

CVE-2021-44506 was published on 2022-04-15 and last updated on 2026-06-17.

CVE-2021-44506

CVE-2021-44506 is a high-severity vulnerability in Yottadb Gt.m with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-476.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 2% (74th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-476
Affected product: Yottadb Gt.m
Published: 2022-04-15
Last modified: 2026-06-17

Description

An issue was discovered in FIS GT.M through V7.0-000 (related to the YottaDB code base). A lack of input validation in calls to do_verify in sr_unix/do_verify.c allows attackers to attempt to jump to a NULL pointer by corrupting a function pointer.

Frequently asked questions

What is CVE-2021-44506?: An issue was discovered in FIS GT.M through V7.0-000 (related to the YottaDB code base). A lack of input validation in calls to do_verify in sr_unix/do_verify.c allows attackers to attempt to jump to a NULL pointer by corrupting a function pointer.
How severe is CVE-2021-44506?: CVE-2021-44506 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2021-44506 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-44506?: CVE-2021-44506 affects Yottadb Gt.m. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-44506?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2021-44506 published?: CVE-2021-44506 was published on 2022-04-15 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:yottadb:gt.m:*:*:*:*:*:*:*:*

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