Heap-based buffer overflow in snmpnetstat for ucd-snmp 4.2.3 and earlier, and net-snmp, allows remote attackers to execute arbitrary code via multiple getnextrequest PDU messages with conflicting ifindex variables, which cause snmpnetstat to write variable data past the end of an array
Published Oct 30, 2003
7.5
HIGHCVSS 2.0
EPSS 5.66%
Description
Heap-based buffer overflow in snmpnetstat for ucd-snmp 4.2.3 and earlier, and net-snmp, allows remote attackers to execute arbitrary code via multiple getnextrequest PDU messages with conflicting ifindex variables, which cause snmpnetstat to write variable data past the end of an array.
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:N/AC:L/Au:N/C:P/I:P/A:P
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 (15 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 5.66% (0.05661) | 92.74th | v5 (v2026.06.15) |
| Jun 15, 2026 | 5.52% (0.05522) | 91.77th | v5 (v2026.06.15) |
| Feb 22, 2026 | 14.98% (0.14976) | 94.41th | v4 (v2025.03.14) |
| Jan 23, 2026 | 13.95% (0.13951) | 94.12th | v4 (v2025.03.14) |
| Mar 30, 2025 | 9.70% (0.09702) | 92.17th | v4 (v2025.03.14) |
| Mar 29, 2025 | 13.29% (0.13293) | 90.25th | v4 (v2025.03.14) |
| Mar 17, 2025 | 9.34% (0.09339) | 92.18th | v4 (v2025.03.14) |
| Mar 9, 2025 | 6.34% (0.06344) | 93.73th | v3 (v2023.03.01) |
| Dec 17, 2024 | 7.95% (0.07954) | 94.26th | v3 (v2023.03.01) |
| Feb 8, 2024 | 8.99% (0.08988) | 94.39th | v3 (v2023.03.01) |
| Nov 14, 2023 | 54.97% (0.54974) | 97.30th | v3 (v2023.03.01) |
| Mar 7, 2023 | 24.07% (0.24065) | 95.82th | v3 (v2023.03.01) |
| Mar 6, 2023 | 7.69% (0.07687) | 93.05th | v2 (v2022.01.01) |
| Apr 1, 2022 | 7.69% (0.07687) | 92.39th | v2 (v2022.01.01) |
| Feb 4, 2022 | 7.69% (0.07687) | 81.34th | v2 (v2022.01.01) |
No CWE recorded.
References (4)
- http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000696 vendor-advisoryx_refsource_CONECTIVA
- http://www.securityfocus.com/archive/1/248141 mailing-listx_refsource_BUGTRAQExploitPatchVendor Advisory
- http://www.securityfocus.com/bid/3780 vdb-entryx_refsource_BIDExploitPatchVendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/7776 vdb-entryx_refsource_XF
| Link | Providers | Tags |
|---|---|---|
| http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000696 | vendor-advisoryx_refsource_CONECTIVA | |
| http://www.securityfocus.com/archive/1/248141 | mailing-listx_refsource_BUGTRAQExploitPatchVendor Advisory | |
| http://www.securityfocus.com/bid/3780 | vdb-entryx_refsource_BIDExploitPatchVendor Advisory | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/7776 | vdb-entryx_refsource_XF |
Change history (0)
No recorded changes yet.