Intel Xeon Processor memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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5.5$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in Intel Xeon Processor. Affected by this issue is some unknown functionality. Such manipulation leads to memory corruption. This vulnerability is referenced as CVE-2025-20053. The attack can only be performed from a local environment. No exploit is available.

Detailsinfo

A vulnerability was found in Intel Xeon Processor (version unknown). It has been rated as problematic. Affected by this issue is an unknown function. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Improper buffer restrictions for some Intel(R) Xeon(R) Processor firmware with SGX enabled may allow a privileged user to potentially enable escalation of privilege via local access.

The advisory is shared for download at intel.com. This vulnerability is handled as CVE-2025-20053 since 01/16/2025. The exploitation is known to be difficult. The attack needs to be approached locally. The exploitation requires an enhanced level of successful authentication. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 11/01/2025).

The vulnerability scanner Nessus provides a plugin with the ID 259912 (Linux Distros Unpatched Vulnerability : CVE-2025-20053), which helps to determine the existence of the flaw in a target environment.

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 Tenable (259912) and CERT Bund (WID-SEC-2025-1785). VulDB is the best source for vulnerability data and more expert information about this specific topic.

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

Type

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: 5.5
VulDB Meta Temp Score: 5.5

VulDB Base Score: 3.9
VulDB Temp Score: 3.9
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 7.2
CNA Vector (intel): 🔒

CVSSv2info

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

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
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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Nessus ID: 259912
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2025-20053

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

01/16/2025 CVE reserved
08/12/2025 +207 days Advisory disclosed
08/12/2025 +0 days VulDB entry created
11/01/2025 +81 days VulDB entry last update

Sourcesinfo

Vendor: intel.com

Advisory: intel-sa-01313
Status: Confirmed

CVE: CVE-2025-20053 (🔒)
GCVE (CVE): GCVE-0-2025-20053
GCVE (VulDB): GCVE-100-319760
CERT Bund: WID-SEC-2025-1785 - Intel Prozessoren: Mehrere Schwachstellen

Entryinfo

Created: 08/12/2025 20:42
Updated: 11/01/2025 23:32
Changes: 08/12/2025 20:42 (74), 08/31/2025 19:36 (2), 10/30/2025 09:36 (7), 11/01/2025 23:32 (1)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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