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CVE-2021-44489

HIGHCVSS 7.5/10EPSS 0.97%

Last modified

CVE-2021-44489 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. An issue was discovered in YottaDB through r1.32 and V7.0-000. Using crafted input, attackers can cause an integer underflow of the size of calls to memset in op_fnj3 in sr_port/op_fnj3.c in order to cause a segmentation fault and crash the application. EPSS estimates a 0.97% chance of exploitation in the next 30 days.

Description

An issue was discovered in YottaDB through r1.32 and V7.0-000. Using crafted input, attackers can cause an integer underflow of the size of calls to memset in op_fnj3 in sr_port/op_fnj3.c in order to cause a segmentation fault and crash the application. This is a "- digs" subtraction.

Metrics

CVSS 3.1
7.5/10

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

EPSS Probability
0.97%

57.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
FisglobalGt.M<= 7.0-000
YottadbYottadb<= 1.32

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-44489?
An issue was discovered in YottaDB through r1.32 and V7.0-000. Using crafted input, attackers can cause an integer underflow of the size of calls to memset in op_fnj3 in sr_port/op_fnj3.c in order to cause a segmentation fault and crash the application. This is a "- digs" subtraction.
How severe is CVE-2021-44489?
CVE-2021-44489 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.97% probability of exploitation in the next 30 days.
How do I fix CVE-2021-44489?
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.

Are you affected by CVE-2021-44489?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST