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.
References
Link | Resource |
---|---|
https://blog.benjojo.co.uk/post/bgp-path-attributes-grave-error-handling | Exploit Third Party Advisory |
https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/006_bgpd.patch.sig | Patch |
https://github.com/openbgpd-portable/openbgpd-portable/releases/tag/8.1 | Release Notes |
https://news.ycombinator.com/item?id=37305800 | Mailing List |
https://www.openbsd.org/errata73.html | Release Notes |
Configurations
Configuration 1 (hide)
AND |
|
History
07 Sep 2023, 19:15
Type | Values Removed | Values Added |
---|---|---|
References | (CONFIRM) https://www.openbsd.org/errata73.html - Release Notes | |
References | (MISC) https://github.com/openbgpd-portable/openbgpd-portable/releases/tag/8.1 - Release Notes | |
References | (MISC) https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/006_bgpd.patch.sig - Patch | |
References | (MISC) https://news.ycombinator.com/item?id=37305800 - Mailing List | |
References | (MISC) https://blog.benjojo.co.uk/post/bgp-path-attributes-grave-error-handling - Exploit, Third Party Advisory | |
CVSS |
v2 : v3 : |
v2 : unknown
v3 : 5.3 |
CWE | CWE-754 | |
First Time |
Openbgpd
Openbsd Openbgpd openbgpd Openbsd openbsd |
|
CPE | cpe:2.3:o:openbsd:openbsd:7.3:errata_004:*:*:*:*:*:* cpe:2.3:o:openbsd:openbsd:7.3:errata_001:*:*:*:*:*:* cpe:2.3:o:openbsd:openbsd:7.3:errata_003:*:*:*:*:*:* cpe:2.3:o:openbsd:openbsd:*:*:*:*:*:*:*:* cpe:2.3:o:openbsd:openbsd:7.3:errata_005:*:*:*:*:*:* cpe:2.3:o:openbsd:openbsd:7.3:errata_002:*:*:*:*:*:* cpe:2.3:a:openbgpd:openbgpd:*:*:*:*:*:*:*:* cpe:2.3:o:openbsd:openbsd:7.3:-:*:*:*:*:*:* |
29 Aug 2023, 16:15
Type | Values Removed | Values Added |
---|---|---|
New CVE |
Information
Published : 2023-08-29 16:15
Updated : 2024-02-28 20:33
NVD link : CVE-2023-38283
Mitre link : CVE-2023-38283
CVE.ORG link : CVE-2023-38283
JSON object : View
Products Affected
openbsd
- openbsd
openbgpd
- openbgpd
CWE
CWE-754
Improper Check for Unusual or Exceptional Conditions