CVE-2021-24116: In wolfSSL through 4.6.0, a side-channel vulnerability in base64 PEM file decoding allows system-level (administrator) attackers to obtain information about…

PriorityP423medium4.9CVSS 3.1

AVNACLPRHUINSUCHINAN

EPSS

1.04%

60.0th percentile

In wolfSSL through 4.6.0, a side-channel vulnerability in base64 PEM file decoding allows system-level (administrator) attackers to obtain information about secret RSA keys via a controlled-channel and side-channel attack on software running in isolated environments that can be single stepped, especially Intel SGX.

Affected

6 ranges

Vendor	Product	Version range	Fixed in
debian	wolfssl	< wolfssl 4.6.0-1 (bookworm)	wolfssl 4.6.0-1 (bookworm)
wolfssl	wolfssl	< 4.6.0	4.6.0
wolfssl	wolfssl	>= 0 < 4.6.0-1	4.6.0-1
wolfssl	wolfssl	>= 0 < 4.6.0-1	4.6.0-1
wolfssl	wolfssl	>= 0 < 4.6.0-1	4.6.0-1
wolfssl	wolfssl	>= 0 < 4.6.0-1	4.6.0-1

CVSS provenance

nvdv3.14.9MEDIUMCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

nvdv2.04.0MEDIUMAV:N/AC:L/Au:S/C:P/I:N/A:N

osv4.9MEDIUM

vendor_debian4.9MEDIUM

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