Unisoc T8300 Modem IMS 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 identified as problematic has been detected in Unisoc SC7731E, SC9832E, SC9863A, T310, T610, T618, T7200, T7225, T7250, T7255, T7280, T7300, T8100, T9100, T8200 and T8300. This vulnerability affects unknown code of the component Modem IMS. The manipulation leads to denial of service. This vulnerability is referenced as CVE-2025-71252. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability was found in Unisoc SC7731E, SC9832E, SC9863A, T310, T610, T618, T7200, T7225, T7250, T7255, T7280, T7300, T8100, T9100, T8200 and T8300 and classified as critical. This issue affects some unknown functionality of the component Modem IMS. 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. The summary by CVE is:

In Modem IMS, there is a possible improper input validation. This could lead to remote denial of service with no additional execution privileges needed.

The advisory is shared at unisoc.com. The identification of this vulnerability is CVE-2025-71252 since 03/02/2026. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1499 for this issue.

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-2025-209649) and CERT Bund (WID-SEC-2026-1772). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Affected

  • 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

03/02/2026 CVE reserved
05/06/2026 +64 days Advisory disclosed
05/06/2026 +0 days VulDB entry created
07/21/2026 +76 days VulDB entry last update

Sourcesinfo

Advisory: unisoc.com
Status: Confirmed

CVE: CVE-2025-71252 (🔒)
GCVE (CVE): GCVE-0-2025-71252
GCVE (VulDB): GCVE-100-361265
EUVD: 🔒
CERT Bund: WID-SEC-2026-1772 - Google Android: Mehrere Schwachstellen

Entryinfo

Created: 05/06/2026 07:36
Updated: 07/21/2026 05:16
Changes: 05/06/2026 07:36 (62), 05/06/2026 08:40 (1), 06/03/2026 01:15 (6), 07/21/2026 05:16 (1)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion

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