SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-38467

The user can then control what memory regions will be freed and cause use-after-free condition.

HIGH 8.1EPSS 0.79%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.79%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

A specific function code receives a raw pointer supplied by the user and deallocates this pointer. The user can then control what memory regions will be freed and cause use-after-free condition.

CVSS 3.1
8.1 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
EPSS
0.79% probability · 54th percentile
CISA KEV
Not listed
Weakness
CWE-416
Affected
auvesy/versiondog
Source
ics-cert@hq.dhs.gov

References

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