SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-31577

In Boa, there is a possible escalation of privilege due to a missing permission check.

CRITICAL 9.8EPSS 1.15%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.15%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

In Boa, there is a possible escalation of privilege due to a missing permission check. This could lead to remote escalation of privilege from a proximal attacker with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: A20210008; Issue ID: OSBNB00123241.

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
1.15% probability · 65th percentile
CISA KEV
Not listed
Weakness
CWE-862
Affected
mediatek/en7580 firmware · mediatek/en7528 firmware
Source
security@mediatek.com

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