CVE-2025-9998
Improper validation of packets sequencing
The sequence of packets received by a Networking server are not correctly checked.
An attacker could exploit this vulnerability to send specially crafted messages to force the application to stop.
Attack profile
How easy it is to exploit
- Attack vector
- Adjacent network
- Complexity
- High
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Improper validation of packets sequencing
The sequence of packets received by a Networking server are not correctly checked.
An attacker could exploit this vulnerability to send specially crafted messages to force the application to stop.
- Record
CVE-2025-9998- CVSS 4.0
- 6.0 Medium
CVSS:4.0/AV:A/AC:H/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/AU:Y/R:U/RE:M/U:Green - Weakness
- CWE-754
- Updated
- 2026-11-02
EUVDEUVD-2025-27014
The sequence of packets received by a Networking server are not correctly checked.
An attacker could exploit this vulnerability to send specially crafted messages to force the application to stop.
- Record
EUVD-2025-27014- CVSS 4.0
- 6.0 Medium
CVSS:4.0/AV:A/AC:H/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/AU:Y/R:U/RE:M/U:Green - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-x75f-chmc-5vjc
The sequence of packets received by a Networking server are not correctly checked. An attacker...
The sequence of packets received by a Networking server are not correctly checked.
An attacker could exploit this vulnerability to send specially crafted messages to force the application to stop.
- Record
GHSA-x75f-chmc-5vjc- CVSS 4.0
- 6.0 Medium
CVSS:4.0/AV:A/AC:H/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/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:Y/R:U/V:X/RE:M/U:Green - Weakness
- CWE-754
- Updated
- 2026-11-02
NVD
The sequence of packets received by a Networking server are not correctly checked.
An attacker could exploit this vulnerability to send specially crafted messages to force the application to stop.
- Record
CVE-2025-9998- CVSS 4.0
- 6.0 Medium
CVSS:4.0/AV:A/AC:H/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/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:Y/R:U/V:X/RE:M/U:Green - Weakness
- CWE-754
- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| PoC in GitHub | balajigund/Research-on-CVE-2025-9998 | 2025-09-25 |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, PoC in GitHub |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-9998 is a medium vulnerability (CVSS 6.0) in Arcinfo Pcvue, published September 5, 2025. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 0.27%, the 18th percentile. No source names a fixed version.