Yubico Yubikey Smart Card Minidriver vulnerabilities

2 CVEs affecting Yubico Yubikey Smart Card Minidriver, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2020-13132, published 2020-07-09.

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Known exploited (CISA KEV) first, then by EPSS exploit probability.

• CVE-2020-13132, published 2020-07-09. Medium severity, CVSS 4.6. EPSS: 0.6% chance of exploitation in the next 30 days. An issue was discovered in Yubico libykpiv before 2.1.0. An attacker can trigger an incorrect free() in the ykpiv_util_generate_key() function in lib/util.c through incorrect error handling code.…
• CVE-2020-13131, published 2020-07-09. Medium severity, CVSS 4.3. EPSS: 0.5% chance of exploitation in the next 30 days. An issue was discovered in Yubico libykpiv before 2.1.0. lib/util.c in this library (which is included in yubico-piv-tool) does not properly check embedded length fields during device communication.…