Executive Summary

Informations
Name CVE-2023-0217 First vendor Publication 2023-02-08
Vendor Cve Last vendor Modification 2024-02-04

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Overall CVSS Score 7.5
Base Score 7.5 Environmental Score 7.5
impact SubScore 3.6 Temporal Score 7.5
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact None
Integrity Impact None Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector :
Cvss Base Score N/A Attack Range N/A
Cvss Impact Score N/A Attack Complexity N/A
Cvss Expoit Score N/A Authentication N/A
Calculate full CVSS 2.0 Vectors scores

Detail

An invalid pointer dereference on read can be triggered when an application tries to check a malformed DSA public key by the EVP_PKEY_public_check() function. This will most likely lead to an application crash. This function can be called on public keys supplied from untrusted sources which could allow an attacker to cause a denial of service attack.

The TLS implementation in OpenSSL does not call this function but applications might call the function if there are additional security requirements imposed by standards such as FIPS 140-3.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-0217

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-476 NULL Pointer Dereference

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 424

Sources (Detail)

https://security.gentoo.org/glsa/202402-08
Source Url
MISC https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=23985bac83fd50c8...
https://www.openssl.org/news/secadv/20230207.txt

Alert History

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Date Informations
2024-03-01 13:29:04
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2024-02-04 13:28:04
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2024-02-02 02:41:02
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2024-02-01 12:28:38
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2023-11-07 21:30:16
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2023-09-05 13:36:56
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2023-09-05 01:28:00
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2023-09-02 13:34:06
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2023-09-02 01:28:26
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2023-08-12 13:40:48
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2023-08-12 01:27:43
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2023-08-11 13:31:42
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2023-08-11 01:28:34
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2023-08-09 02:19:12
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2023-08-06 13:29:11
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2023-08-06 01:27:23
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2023-08-04 13:29:38
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2023-08-04 01:27:46
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2023-07-14 13:29:33
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2023-07-14 01:27:27
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2023-03-29 02:29:20
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2023-03-28 12:27:30
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2023-02-24 21:27:25
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2023-02-19 00:27:19
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2023-02-09 17:27:17
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2023-02-09 00:27:16
  • First insertion