Intel TDX improper synchronization

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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3.3$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Intel TDX. The affected element is an unknown function. Such manipulation leads to improper synchronization. This vulnerability is traded as CVE-2025-22853. An attack has to be approached locally. There is no exploit available.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Intel TDX (affected version unknown). Affected by this issue is an unknown functionality. The manipulation with an unknown input leads to a improper synchronization vulnerability. Using CWE to declare the problem leads to CWE-662. The product utilizes multiple threads or processes to allow temporary access to a shared resource that can only be exclusive to one process at a time, but it does not properly synchronize these actions, which might cause simultaneous accesses of this resource by multiple threads or processes. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Improper synchronization in the firmware for some Intel(R) TDX may allow a privileged user to potentially enable escalation of privilege via local access.

The advisory is available at intel.com. This vulnerability is handled as CVE-2025-22853 since 01/08/2025. The exploitation is known to be easy. Local access is required to approach this attack. Additional levels of successful authentication are needed for exploitation. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 11/02/2025).

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 vulnerability database at CERT Bund (WID-SEC-2025-1785). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Affected

  • Debian Linux
  • Amazon Linux 2
  • SUSE Linux
  • Dell PowerEdge
  • Lenovo Computer
  • HPE ProLiant
  • SUSE openSUSE
  • HP Computer
  • Dell PowerScale
  • Dell Computer
  • Dell Avamar
  • Intel Prozessor
  • Dell NetWorker

Productinfo

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 3.3
VulDB Meta Temp Score: 3.3

VulDB Base Score: 4.2
VulDB Temp Score: 4.2
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 2.3
CNA Vector (intel): 🔒

CVSSv2info

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

Exploitinginfo

Class: Improper synchronization
CWE: CWE-662
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

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

01/08/2025 CVE reserved
08/12/2025 +215 days Advisory disclosed
08/12/2025 +0 days VulDB entry created
11/02/2025 +81 days VulDB entry last update

Sourcesinfo

Vendor: intel.com

Advisory: intel-sa-01312
Status: Confirmed

CVE: CVE-2025-22853 (🔒)
GCVE (CVE): GCVE-0-2025-22853
GCVE (VulDB): GCVE-100-319754
CERT Bund: WID-SEC-2025-1785 - Intel Prozessoren: Mehrere Schwachstellen

Entryinfo

Created: 08/12/2025 20:41
Updated: 11/02/2025 00:36
Changes: 08/12/2025 20:41 (72), 11/02/2025 00:36 (7)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Discussion

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