CVE-2024-25290: Improper Input Validation
Source CVE Database V5
Not known to be exploited · CVSS 8.0 High.
Data as of 26 Oct 2026, 09:15 UTC
- EPSS
- 0.7% chance of exploitation in 30 days – higher than 53% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 2 May 2024
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
AI-suggested
1. Implement strict network segmentation to isolate Casa Systems NL1901ACV devices from general user networks and limit exposure to untrusted sources. 2. Enforce strong access controls and limit user privileges to the minimum necessary, reducing the likelihood of attackers having the required privileges to exploit the vulnerability. 3. Monitor network traffic and device logs for unusual activity, especially attempts to interact with the add function or suspicious userName parameter inputs. 4. Deploy intrusion detection and prevention systems (IDS/IPS) with signatures or heuristics targeting anomalous behavior related to this vulnerability. 5. Engage with Casa Systems support channels to obtain updates on patch availability and apply security updates promptly once released. 6. Consider temporary compensating controls such as disabling or restricting the vulnerable add function if feasible without disrupting operations. 7. Conduct regular security assessments and penetration testing focused on this device to identify potential exploitation attempts. 8. Educate network administrators and security teams about this vulnerability to ensure rapid detection and response.
Description
An issue in Casa Systems NL1901ACV R6B032 allows a remote attacker to execute arbitrary code via the userName parameter of the add function.