CVE-2025-61609: Unisoc (Shanghai) Technologies T8100/T9100/T8200/T8300 · Improper Input Validation
Affects Unisoc (Shanghai) Technologies T8100/T9100/T8200/T8300Source CVE Database V5
Not known to be exploited · CVSS 7.5 High.
Data as of 26 Oct 2026, 09:15 UTC
- EPSS
- 0.2% chance of exploitation in 30 days – higher than 16% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitation evidence
Disclosed: evidence found.
CVE published 1 Dec 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
AI-suggested
1. Monitor network traffic for unusual or malformed packets targeting modem interfaces to detect potential exploitation attempts. 2. Implement network-level filtering and intrusion prevention systems to block suspicious inputs directed at devices with Unisoc chipsets. 3. Coordinate with device manufacturers and vendors to obtain and apply firmware or software updates as soon as patches are released. 4. For critical systems, consider isolating vulnerable devices from untrusted networks or limiting their exposure to external traffic. 5. Maintain an inventory of devices using affected Unisoc chipsets to prioritize risk assessment and mitigation efforts. 6. Employ redundancy and failover mechanisms in communication infrastructure to minimize impact from potential modem outages. 7. Educate IT and security teams about the vulnerability to ensure rapid response to any signs of exploitation. 8. Engage with telecom providers to understand their mitigation strategies and ensure alignment with organizational risk management.
Description
In modem, there is a possible system crash due to improper input validation. This could lead to remote denial of service with no additional execution privileges needed