Buffer overflow in the BrSmRcvAndCheck function in the RCHMGR module on IBM OS/400 V5R4M0, V5R4M5, and V6R1M0 allows local users to cause a denial of service (task halt and main storage dump) via unspecified vectors involving the running of diagnostics on a modem port
Published Jun 16, 2008
4.7
MEDIUMCVSS 2.0
EPSS 0.33%
Description
Buffer overflow in the BrSmRcvAndCheck function in the RCHMGR module on IBM OS/400 V5R4M0, V5R4M5, and V6R1M0 allows local users to cause a denial of service (task halt and main storage dump) via unspecified vectors involving the running of diagnostics on a modem port. NOTE: there might be limited attack scenarios.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:L/AC:M/Au:N/C:N/I:N/A:C
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.33% (0.00327) | 23.45th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.33% (0.00327) | 24.27th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.05% (0.00047) | 11.84th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00042) | 5.07th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00042) | 5.63th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.95% (0.00950) | 32.28th | v2 (v2022.01.01) |
| Sep 10, 2022 | 0.95% (0.00950) | 30.63th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.95% (0.00950) | 28.61th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.95% (0.00950) | 13.46th | v2 (v2022.01.01) |
References (5)
- http://secunia.com/advisories/30554 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://www-1.ibm.com/support/docview.wss?uid=nas21f21bcbaa63f55268625745e003c6f64 vendor-advisoryx_refsource_AIXAPAR
- http://www.securityfocus.com/bid/29660 vdb-entryx_refsource_BID
- http://www.vupen.com/english/advisories/2008/1799 vdb-entryx_refsource_VUPEN
- https://exchange.xforce.ibmcloud.com/vulnerabilities/42984 vdb-entryx_refsource_XF
| Link | Providers | Tags |
|---|---|---|
| http://secunia.com/advisories/30554 | third-party-advisoryx_refsource_SECUNIAVendor Advisory | |
| http://www-1.ibm.com/support/docview.wss?uid=nas21f21bcbaa63f55268625745e003c6f64 | vendor-advisoryx_refsource_AIXAPAR | |
| http://www.securityfocus.com/bid/29660 | vdb-entryx_refsource_BID | |
| http://www.vupen.com/english/advisories/2008/1799 | vdb-entryx_refsource_VUPEN | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/42984 | vdb-entryx_refsource_XF |
Change history (0)
No recorded changes yet.