CVE-2021-3505

2021-04-1920:22:05

CWE-331

redhat

www.cve.org

5.6 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

21.7%

JSON

A flaw was found in libtpms in versions before 0.8.0. The TPM 2 implementation returns 2048 bit keys with ~1984 bit strength due to a bug in the TCG specification. The bug is in the key creation algorithm in RsaAdjustPrimeCandidate(), which is called before the prime number check. The highest threat from this vulnerability is to data confidentiality.

CNA Affected

[
  {
    "product": "libtpms",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "libtpms 0.8.0"
      }
    ]
  }
]