Description
IPv4-mapped IPv6 addresses did not get recognized as "local" by the code and a connection attempt is made. Attackers with access to user accounts could use this to bypass existing deny-list functionality and trigger requests to restricted network infrastructure to gain insight about topology and running services. We now respect possible IPV4-mapped IPv6 addresses when checking if contained in a deny-list. No publicly available exploits are known.
No analysis available yet.
Remediation
No remediation available yet.
Tracking
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Advisories
| Source | ID | Title |
|---|---|---|
EUVD |
EUVD-2023-30251 | IPv4-mapped IPv6 addresses did not get recognized as "local" by the code and a connection attempt is made. Attackers with access to user accounts could use this to bypass existing deny-list functionality and trigger requests to restricted network infrastructure to gain insight about topology and running services. We now respect possible IPV4-mapped IPv6 addresses when checking if contained in a deny-list. No publicly available exploits are known. |
References
History
No history.
Status: PUBLISHED
Assigner: OX
Published:
Updated: 2024-08-02T11:46:24.651Z
Reserved: 2023-02-22T20:42:56.089Z
Link: CVE-2023-26431
No data.
Status : Modified
Published: 2023-06-20T08:15:09.297
Modified: 2026-06-17T05:43:19.187
Link: CVE-2023-26431
No data.
OpenCVE Enrichment
No data.
Weaknesses
-
CWE-918
Server-Side Request Forgery (SSRF)
EUVD