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CVE-2021-44496

CRITICALCVSS 9.8/10EPSS 1.85%

Last modified

CVE-2021-44496 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. An issue was discovered in FIS GT.M through V7.0-000 (related to the YottaDB code base). Using crafted input, an attacker can control the size variable and buffer that is passed to a call to memcpy. EPSS estimates a 1.85% chance of exploitation in the next 30 days.

Description

An issue was discovered in FIS GT.M through V7.0-000 (related to the YottaDB code base). Using crafted input, an attacker can control the size variable and buffer that is passed to a call to memcpy. An attacker can use this to overwrite key data structures and gain control of the flow of execution.

Metrics

CVSS 3.1
9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability
1.85%

76.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
FisglobalGt.M<= 7.0-000

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-44496?
An issue was discovered in FIS GT.M through V7.0-000 (related to the YottaDB code base). Using crafted input, an attacker can control the size variable and buffer that is passed to a call to memcpy. An attacker can use this to overwrite key data structures and gain control of the flow of execution.
How severe is CVE-2021-44496?
CVE-2021-44496 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.85% probability of exploitation in the next 30 days.
How do I fix CVE-2021-44496?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST