MEDIUM
The send_user_mode function in s_user.c in (1) Undernet ircu 2.10.12.12 and earlier, (2) snircd 1.3.4 and earlier, and unspecified other ircu derivatives allows remote attackers to cause a denial of service (daemon crash) via a malformed MODE command
Published Mar 25, 2008
5.0
MEDIUMCVSS 2.0
EPSS 5.25%
Description
The send_user_mode function in s_user.c in (1) Undernet ircu 2.10.12.12 and earlier, (2) snircd 1.3.4 and earlier, and unspecified other ircu derivatives allows remote attackers to cause a denial of service (daemon crash) via a malformed MODE command.
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.
5.0 MEDIUM NVD
AV:N/AC:L/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
5.25% 0.05247
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.05247
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 (16 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 5.25% (0.05247) | 92.28th | v5 (v2026.06.15) |
| Jun 15, 2026 | 5.29% (0.05290) | 91.50th | v5 (v2026.06.15) |
| May 15, 2025 | 20.22% (0.20217) | 95.17th | v4 (v2025.03.14) |
| Mar 30, 2025 | 19.11% (0.19115) | 94.86th | v4 (v2025.03.14) |
| Mar 29, 2025 | 21.51% (0.21512) | 93.02th | v4 (v2025.03.14) |
| Mar 25, 2025 | 19.11% (0.19115) | 94.81th | v4 (v2025.03.14) |
| Mar 17, 2025 | 20.22% (0.20218) | 95.04th | v4 (v2025.03.14) |
| Dec 20, 2024 | 20.53% (0.20527) | 96.37th | v3 (v2023.03.01) |
| Dec 17, 2024 | 24.30% (0.24298) | 96.63th | v3 (v2023.03.01) |
| Dec 12, 2024 | 9.07% (0.09070) | 94.90th | v3 (v2023.03.01) |
| Nov 9, 2023 | 9.25% (0.09255) | 94.05th | v3 (v2023.03.01) |
| Oct 4, 2023 | 9.70% (0.09703) | 94.10th | v3 (v2023.03.01) |
| Mar 7, 2023 | 8.96% (0.08957) | 93.58th | v3 (v2023.03.01) |
| Mar 6, 2023 | 12.57% (0.12567) | 95.52th | v2 (v2022.01.01) |
| Apr 1, 2022 | 12.57% (0.12567) | 95.18th | v2 (v2022.01.01) |
| Feb 4, 2022 | 12.57% (0.12567) | 90.03th | v2 (v2022.01.01) |
Weaknesses (0)
No CWE recorded.
References (15)
- http://hg.quakenet.org/snircd/rev/2da2b881d9f5 x_refsource_CONFIRM
- http://lists.grok.org.uk/pipermail/full-disclosure/2008-March/060906.html mailing-listx_refsource_FULLDISCExploit
- http://osvdb.org/43613 vdb-entryx_refsource_OSVDB
- http://secunia.com/advisories/29481 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/29486 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://securityreason.com/securityalert/3779 third-party-advisoryx_refsource_SREASON
- http://www.securityfocus.com/archive/1/489990/100/0/threaded mailing-listx_refsource_BUGTRAQ
- http://www.securityfocus.com/bid/28413 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id?1019687 vdb-entryx_refsource_SECTRACK
- http://www.securitytracker.com/id?1019688 vdb-entryx_refsource_SECTRACK
- http://www.vupen.com/english/advisories/2008/0977 vdb-entryx_refsource_VUPEN
- http://www.vupen.com/english/advisories/2008/0978 vdb-entryx_refsource_VUPEN
- https://exchange.xforce.ibmcloud.com/vulnerabilities/41397 vdb-entryx_refsource_XF
- https://exchange.xforce.ibmcloud.com/vulnerabilities/41401 vdb-entryx_refsource_XF
- https://www.exploit-db.com/exploits/5306 exploitx_refsource_EXPLOIT-DB
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Mar 25, 2008
Updated Aug 7, 2024
Reserved Mar 25, 2008
Link CVE-2008-1501
CISA Vulnrichment
Updated n/a