Executive Summary

Informations
Name CVE-2023-3347 First vendor Publication 2023-07-20
Vendor Cve Last vendor Modification 2023-08-15

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/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 None
Integrity Impact High Availability Impact None
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

A vulnerability was found in Samba's SMB2 packet signing mechanism. The SMB2 packet signing is not enforced if an admin configured "server signing = required" or for SMB2 connections to Domain Controllers where SMB2 packet signing is mandatory. This flaw allows an attacker to perform attacks, such as a man-in-the-middle attack, by intercepting the network traffic and modifying the SMB2 messages between client and server, affecting the integrity of the data.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-3347

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1
Application 376
Os 1
Os 2

Sources (Detail)

Source Url
MISC https://access.redhat.com/errata/RHSA-2023:4325
https://access.redhat.com/errata/RHSA-2023:4328
https://access.redhat.com/security/cve/CVE-2023-3347
https://bugzilla.redhat.com/show_bug.cgi?id=2222792
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedorapr...
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedorapr...
https://security.netapp.com/advisory/ntap-20230731-0010/
https://www.debian.org/security/2023/dsa-5477
https://www.samba.org/samba/security/CVE-2023-3347.html

Alert History

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Date Informations
2024-02-02 02:46:27
  • Multiple Updates
2024-02-01 12:30:18
  • Multiple Updates
2023-09-05 13:41:13
  • Multiple Updates
2023-09-05 01:29:27
  • Multiple Updates
2023-09-02 13:39:20
  • Multiple Updates
2023-09-02 01:29:53
  • Multiple Updates
2023-08-15 09:27:40
  • Multiple Updates
2023-08-12 05:27:42
  • Multiple Updates
2023-08-12 01:29:07
  • Multiple Updates
2023-08-11 05:27:48
  • Multiple Updates
2023-08-11 01:30:00
  • Multiple Updates
2023-08-06 05:27:37
  • Multiple Updates
2023-08-06 01:28:46
  • Multiple Updates
2023-08-05 09:27:40
  • Multiple Updates
2023-08-04 05:27:36
  • Multiple Updates
2023-08-04 01:29:10
  • Multiple Updates
2023-08-01 00:27:22
  • Multiple Updates
2023-07-31 21:27:34
  • Multiple Updates
2023-07-22 09:27:21
  • Multiple Updates
2023-07-21 00:27:17
  • First insertion