A vulnerability was found in Samba's "rpcecho" development server, a non-Windows RPC server used to test Samba's DCE/RPC stack elements. This vulnerability stems from an RPC function that can be blocked indefinitely. The issue arises because the "rpcecho&
A vulnerability was found in Samba's "rpcecho" development server, a non-Windows RPC server used to test Samba's DCE/RPC stack elements. This vulnerability stems from an RPC function that can be blocked indefinitely. The issue arises because the "rpcecho" service operates with only one worker in the main RPC task, allowing calls to the "rpcecho" server to be blocked for a specified time, causing…
| Vendor | Product | Versions |
|---|---|---|
| ? | ? | 4.0.0, 4.18.0, 4.19.0 |
| Red Hat | Red Hat Enterprise Linux 8 | 0:4.18.6-2.el8_9 |
| Red Hat | Red Hat Enterprise Linux 8 | 0:4.18.6-2.el8_9 |
| Red Hat | Red Hat Enterprise Linux 8.6 Extended Update Support | 0:4.15.5-13.el8_6 |
| Red Hat | Red Hat Enterprise Linux 8.8 Extended Update Support | 0:4.17.5-4.el8_8 |
| Red Hat | Red Hat Enterprise Linux 9 | 0:4.18.6-101.el9_3 |
| Red Hat | Red Hat Enterprise Linux 9 | 0:4.18.6-101.el9_3 |
| Red Hat | Red Hat Enterprise Linux 9.0 Extended Update Support | 0:4.15.5-111.el9_0 |
| Red Hat | Red Hat Enterprise Linux 9.2 Extended Update Support | 0:4.17.5-104.el9_2 |
| Red Hat | Red Hat Virtualization 4 for Red Hat Enterprise Linux 8 | 0:4.15.5-13.el8_6 |
| Red Hat | Red Hat Enterprise Linux 6 | unspecified |
| Red Hat | Red Hat Enterprise Linux 6 | unspecified |
| Red Hat | Red Hat Enterprise Linux 7 | unspecified |
| Red Hat | Red Hat Storage 3 | unspecified |
Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.
For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.
Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection in your stack of choice:
No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.