An issue was discovered in wolfSSL before 5.5.0. A fault injection attack on RAM via Rowhammer leads to ECDSA key disclosure. Users performing signing operations with private ECC keys, such as in server-side TLS connections, might leak faulty ECC signatures. These signatures can be processed via an advanced technique for ECDSA key recovery. (In 5.5.0 and later, WOLFSSLCHECKSIG_FAULTS can be used to address the vulnerability.)
{
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/42xxx/CVE-2022-42961.json",
"cna_assigner": "mitre"
}{
"cpe": "cpe:2.3:a:wolfssl:wolfssl:*:*:*:*:*:*:*:*",
"source": [
"DESCRIPTION",
"CPE_RANGE",
"REFERENCES"
],
"extracted_events": [
{
"introduced": "0"
},
{
"fixed": "5.5.0"
}
]
}