Unisoc T8100/T9100/T8200/T8300 nr Modem denial of service

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.5$0-$5k0.00

Summaryinfo

A vulnerability was found in Unisoc T8100, T9100, T8200 and T8300. It has been declared as problematic. This affects an unknown function of the component nr Modem. Such manipulation leads to denial of service. This vulnerability is documented as CVE-2025-61617. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in Unisoc T8100, T9100, T8200 and T8300 (version now known). It has been rated as critical. Affected by this issue is some unknown processing of the component nr Modem. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability. CVE summarizes:

In nr 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

The advisory is shared for download at unisoc.com. This vulnerability is handled as CVE-2025-61617 since 09/28/2025. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1499.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at EUVD (EUVD-2025-199967) and CERT Bund (WID-SEC-2025-2711). Once again VulDB remains the best source for vulnerability data.

Affected

  • Lenovo BIOS
  • Lenovo Computer
  • Google Android

Productinfo

Type

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.5

VulDB Base Score: 7.5
VulDB Temp Score: 7.5
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 7.5
CNA Vector (Unisoc): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

09/28/2025 CVE reserved
12/01/2025 +64 days Advisory disclosed
12/01/2025 +0 days VulDB entry created
12/21/2025 +20 days VulDB entry last update

Sourcesinfo

Advisory: unisoc.com
Status: Confirmed

CVE: CVE-2025-61617 (🔒)
GCVE (CVE): GCVE-0-2025-61617
GCVE (VulDB): GCVE-100-333836
EUVD: 🔒
CERT Bund: WID-SEC-2025-2711 - Android Patchday Dezember 2025: Mehrere Schwachstellen

Entryinfo

Created: 12/01/2025 10:29
Updated: 12/21/2025 18:44
Changes: 12/01/2025 10:29 (62), 12/01/2025 11:39 (1), 12/21/2025 18:44 (7)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

Discussion

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