CVE-2023-38283
Severity Score
5.3
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
1
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
Attend
*SSVC
Descriptions
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.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:Attend
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2023-07-14 CVE Reserved
- 2023-08-29 CVE Published
- 2024-10-02 CVE Updated
- 2024-10-02 First Exploit
- 2025-04-15 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
CWE
- CWE-754: Improper Check for Unusual or Exceptional Conditions
CAPEC
References (5)
| URL | Tag | Source |
|---|---|---|
| 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 |
| URL | Date | SRC |
|---|---|---|
| https://blog.benjojo.co.uk/post/bgp-path-attributes-grave-error-handling | 2024-10-02 |
| URL | Date | SRC |
|---|---|---|
| https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/006_bgpd.patch.sig | 2023-09-07 |
| URL | Date | SRC |
|---|
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Openbgpd Search vendor "Openbgpd" | Openbgpd Search vendor "Openbgpd" for product "Openbgpd" | < 8.1 Search vendor "Openbgpd" for product "Openbgpd" and version " < 8.1" | - |
Affected
| in | Openbsd Search vendor "Openbsd" | Openbsd Search vendor "Openbsd" for product "Openbsd" | < 7.3 Search vendor "Openbsd" for product "Openbsd" and version " < 7.3" | - |
Safe
|
| Openbgpd Search vendor "Openbgpd" | Openbgpd Search vendor "Openbgpd" for product "Openbgpd" | < 8.1 Search vendor "Openbgpd" for product "Openbgpd" and version " < 8.1" | - |
Affected
| in | Openbsd Search vendor "Openbsd" | Openbsd Search vendor "Openbsd" for product "Openbsd" | 7.3 Search vendor "Openbsd" for product "Openbsd" and version "7.3" | - |
Safe
|
| Openbgpd Search vendor "Openbgpd" | Openbgpd Search vendor "Openbgpd" for product "Openbgpd" | < 8.1 Search vendor "Openbgpd" for product "Openbgpd" and version " < 8.1" | - |
Affected
| in | Openbsd Search vendor "Openbsd" | Openbsd Search vendor "Openbsd" for product "Openbsd" | 7.3 Search vendor "Openbsd" for product "Openbsd" and version "7.3" | errata_001 |
Safe
|
| Openbgpd Search vendor "Openbgpd" | Openbgpd Search vendor "Openbgpd" for product "Openbgpd" | < 8.1 Search vendor "Openbgpd" for product "Openbgpd" and version " < 8.1" | - |
Affected
| in | Openbsd Search vendor "Openbsd" | Openbsd Search vendor "Openbsd" for product "Openbsd" | 7.3 Search vendor "Openbsd" for product "Openbsd" and version "7.3" | errata_002 |
Safe
|
| Openbgpd Search vendor "Openbgpd" | Openbgpd Search vendor "Openbgpd" for product "Openbgpd" | < 8.1 Search vendor "Openbgpd" for product "Openbgpd" and version " < 8.1" | - |
Affected
| in | Openbsd Search vendor "Openbsd" | Openbsd Search vendor "Openbsd" for product "Openbsd" | 7.3 Search vendor "Openbsd" for product "Openbsd" and version "7.3" | errata_003 |
Safe
|
| Openbgpd Search vendor "Openbgpd" | Openbgpd Search vendor "Openbgpd" for product "Openbgpd" | < 8.1 Search vendor "Openbgpd" for product "Openbgpd" and version " < 8.1" | - |
Affected
| in | Openbsd Search vendor "Openbsd" | Openbsd Search vendor "Openbsd" for product "Openbsd" | 7.3 Search vendor "Openbsd" for product "Openbsd" and version "7.3" | errata_004 |
Safe
|
| Openbgpd Search vendor "Openbgpd" | Openbgpd Search vendor "Openbgpd" for product "Openbgpd" | < 8.1 Search vendor "Openbgpd" for product "Openbgpd" and version " < 8.1" | - |
Affected
| in | Openbsd Search vendor "Openbsd" | Openbsd Search vendor "Openbsd" for product "Openbsd" | 7.3 Search vendor "Openbsd" for product "Openbsd" and version "7.3" | errata_005 |
Safe
|