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[email protected]CVE-2020-25657

HistoryJan 12, 2021 - 3:15 p.m.

CVE-2020-25657

2021-01-1215:15:13

CWE-385

[email protected]

web.nvd.nist.gov

191

m2crypto

vulnerability

bleichenbacher

timing attacks

rsa decryption

nvd

cve-2020-25657

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:M/Au:N/C:P/I:N/A:N

5.9 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

5.6 Medium

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

54.0%

JSON

A flaw was found in all released versions of m2crypto, where they are vulnerable to Bleichenbacher timing attacks in the RSA decryption API via the timed processing of valid PKCS#1 v1.5 Ciphertext. The highest threat from this vulnerability is to confidentiality.

Affected configurations

Vulners

NVD

Node

m2crypto_projectm2crypto

VendorProductVersionCPE
m2crypto_projectm2crypto*cpe:2.3:a:m2crypto_project:m2crypto:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
m2crypto_project	m2crypto	*	cpe:2.3:a:m2crypto_project:m2crypto::::::::

CNA Affected

[
  {
    "product": "m2crypto",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "All released versions of m2crypto"
      }
    ]
  }
]