Executive Summary

Informations
Name CVE-2023-38283 First vendor Publication 2023-08-29
Vendor Cve Last vendor Modification 2023-09-07

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Overall CVSS Score 5.3
Base Score 5.3 Environmental Score 5.3
impact SubScore 1.4 Temporal Score 5.3
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact None
Integrity Impact Low 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

In OpenBGPD before 8.1, incorrect handling of BGP update data (length of path attributes) set by a potentially distant remote actor may cause the system to incorrectly reset a session. This is fixed in OpenBSD 7.3 errata 006.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-38283

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-754 Improper Check for Unusual or Exceptional Conditions

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1
Application 2
Os 44

Sources (Detail)

Source Url
CONFIRM https://www.openbsd.org/errata73.html
MISC https://blog.benjojo.co.uk/post/bgp-path-attributes-grave-error-handling
https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/006_bgpd.patch.sig
https://github.com/openbgpd-portable/openbgpd-portable/releases/tag/8.1
https://news.ycombinator.com/item?id=37305800

Alert History

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0
1
2
Date Informations
2023-09-08 00:27:31
  • Multiple Updates
2023-08-30 00:27:18
  • Multiple Updates
2023-08-29 21:27:18
  • First insertion