SIPp 3.6 Local Buffer Overflow via Command-line Arguments
Published May 23, 2026
8.6
HIGHCVSS 4.0
EPSS 0.16%
Description
SIPp 3.6 and earlier contains a local buffer overflow vulnerability in command-line argument handling that allows local attackers to crash the application or execute arbitrary code. Attackers can trigger the vulnerability by supplying oversized input to the -3pcc, -i, or -log_file parameters, causing strcpy to write beyond buffer boundaries in sipp.cpp.
Affected products
-
- Version 0StatusaffectedConstraints<=3.6
- Version
No data.
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
1 other source (NVD) ▾
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
No CVSS v3.0 score for this CVE.
No CVSS v2.0 score for this CVE.
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
PoCAutomatable
NoTechnical Impact
TotalDecision
n/aAssessed May 26, 2026 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
May–Oct 2026- EPSS v4
- EPSS v5
Percentile over time
- EPSS v4
- EPSS v5
Table of values (3 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.16% (0.00162) | 4.76th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.20% (0.00197) | 9.59th | v5 (v2026.06.15) |
| May 24, 2026 | 0.01% (0.00013) | 2.53th | v4 (v2025.03.14) |
References (4)
- http://sipp.sourceforge.net/ product
- https://github.com/SIPp/sipp/releases product
- https://www.exploit-db.com/exploits/44962 exploit
- https://www.vulncheck.com/advisories/sipp-local-buffer-overflow-via-command-line-arguments third-party-advisory
| Link | Providers | Tags |
|---|---|---|
| http://sipp.sourceforge.net/ | product | |
| https://github.com/SIPp/sipp/releases | product | |
| https://www.exploit-db.com/exploits/44962 | exploit | |
| https://www.vulncheck.com/advisories/sipp-local-buffer-overflow-via-command-line-arguments | third-party-advisory |
Change history (0)
No recorded changes yet.