CVE-2025-9998: arcinfo PcVue · Unchecked Error Condition
Affects arcinfo PcVueSource CVE Database V5
Not known to be exploited · CVSS 6.0 Medium.
Data as of 26 Oct 2026, 10:12 UTC
- EPSS
- 0.2% chance of exploitation in 30 days – higher than 18% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
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:GreenExploitation evidence
Disclosed: evidence found.
CVE published 5 Sep 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| arcinfo PcVue | Affected
| Fixed in– |
AI-suggested
- Implement network-level controls such as firewalls and intrusion detection/prevention systems (IDS/IPS) to monitor and filter unusual or malformed packet sequences targeting PcVue networking servers.
- Restrict network access to PcVue servers to trusted hosts and networks only, minimizing exposure to potential attackers.
- Monitor network traffic for anomalies indicative of exploitation attempts, including unusual packet sequences or repeated connection attempts.
- Engage with arcinfo for official patches or updates addressing this vulnerability and apply them promptly once available.
- If patches are not yet available, consider deploying temporary workarounds such as isolating PcVue servers in segmented network zones or using application-layer gateways to validate incoming traffic.
- Conduct regular security assessments and penetration testing focusing on network communication components of PcVue to identify and remediate weaknesses.
- Maintain up-to-date incident response plans to quickly address potential denial of service incidents impacting PcVue services.
Description
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.