SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-44496

Using crafted input, an attacker can control the size variable and buffer that is passed to a call to memcpy.

CRITICAL 9.8EPSS 2.09%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (2.09%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

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.

CVSS 3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
2.09% probability · 81th percentile
CISA KEV
Not listed
Weakness
CWE-119
Affected
fisglobal/gt.m
Source
cve@mitre.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.