SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2022-26534

FISCO-BCOS release-3.0.0-rc2 was discovered to contain an issue where a malicious node, via a malicious viewchange packet, will cause normal nodes to change view excessively and stop generating blocks.

HIGH 7.5EPSS 1.04%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.04%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

FISCO-BCOS release-3.0.0-rc2 was discovered to contain an issue where a malicious node, via a malicious viewchange packet, will cause normal nodes to change view excessively and stop generating blocks.

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
1.04% probability · 62th percentile
CISA KEV
Not listed
Affected
fisco-bcos/fisco-bcos
Source
cve@mitre.org

References

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