SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-31919

An issue was discovered in the rkyv crate before 0.6.0 for Rust.

HIGH 7.5EPSS 1.08%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.08%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

An issue was discovered in the rkyv crate before 0.6.0 for Rust. When an archive is created via serialization, the archive content may contain uninitialized values of certain parts of a struct.

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS
1.08% probability · 63th percentile
CISA KEV
Not listed
Weakness
CWE-909
Affected
rkyv project/rkyv
Source
cve@mitre.org

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