Executive Summary

Informations
Name CVE-2020-25657 First vendor Publication 2021-01-12
Vendor Cve Last vendor Modification 2023-02-12

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Overall CVSS Score 5.9
Base Score 5.9 Environmental Score 5.9
impact SubScore 3.6 Temporal Score 5.9
Exploitabality Sub Score 2.2
 
Attack Vector Network Attack Complexity High
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact High
Integrity Impact None Availability Impact None
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:M/Au:N/C:P/I:N/A:N)
Cvss Base Score 4.3 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Medium
Cvss Expoit Score 8.6 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

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.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-25657

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-385 Covert Timing Channel

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1
Application 1
Os 1
Os 2

Sources (Detail)

Source Url
MISC https://bugzilla.redhat.com/show_bug.cgi?id=1889823

Alert History

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Date Informations
2023-02-13 05:27:37
  • Multiple Updates
2023-02-03 05:27:41
  • Multiple Updates
2021-05-04 13:50:59
  • Multiple Updates
2021-04-22 03:02:39
  • Multiple Updates
2021-04-07 21:23:16
  • Multiple Updates
2021-03-26 12:34:03
  • Multiple Updates
2021-01-20 00:22:51
  • Multiple Updates
2021-01-12 21:23:32
  • First insertion