CVE-2025-20796 Vulnerability Analysis & Exploit Details

CVE-2025-20796
Vulnerability Scoring

7.8
/10
Very High Risk

Highly exploitable, CVE-2025-20796 poses a critical security risk that could lead to severe breaches.

Attack Complexity Details

  • Attack Complexity: Low
    Exploits can be performed without significant complexity or special conditions.
  • Attack Vector: Local
    Vulnerability requires local system access.
  • Privileges Required: Low
    Some privileges are necessary to exploit the vulnerability.
  • Scope: Unchanged
    Exploit remains within the originally vulnerable component.
  • User Interaction: None
    No user interaction is necessary for exploitation.

CVE-2025-20796 Details

Status: Analyzed

Last updated: 🕖 08 Jan 2026, 19:24 UTC
Originally published on: 🕑 06 Jan 2026, 02:15 UTC

Time between publication and last update: 2 days

CVSS Release: version 3

CVSS3 Source

134c704f-9b21-4f2e-91b3-4a467353bcc0

CVSS3 Type

Secondary

CVSS3 Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVE-2025-20796 Vulnerability Summary

CVE-2025-20796: In imgsys, there is a possible out of bounds write due to improper input validation. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is needed for exploitation. Patch ID: ALPS10314745; Issue ID: MSV-5553.

Assessing the Risk of CVE-2025-20796

Access Complexity Graph

The exploitability of CVE-2025-20796 depends on two key factors: attack complexity (the level of effort required to execute an exploit) and privileges required (the access level an attacker needs).

Exploitability Analysis for CVE-2025-20796

CVE-2025-20796 presents an accessible attack vector with minimal effort required. Restricting access controls and implementing security updates are critical to reducing exploitation risks.

Understanding AC and PR

A lower complexity and fewer privilege requirements make exploitation easier. Security teams should evaluate these aspects to determine the urgency of mitigation strategies, such as patch management and access control policies.

Attack Complexity (AC) measures the difficulty in executing an exploit. A high AC means that specific conditions must be met, making an attack more challenging, while a low AC means the vulnerability can be exploited with minimal effort.

Privileges Required (PR) determine the level of system access necessary for an attack. Vulnerabilities requiring no privileges are more accessible to attackers, whereas high privilege requirements limit exploitation to authorized users with elevated access.

CVSS Score Breakdown Chart

Above is the CVSS Sub-score Breakdown for CVE-2025-20796, illustrating how Base, Impact, and Exploitability factors combine to form the overall severity rating. A higher sub-score typically indicates a more severe or easier-to-exploit vulnerability.

CIA Impact Analysis

Below is the Impact Analysis for CVE-2025-20796, showing how Confidentiality, Integrity, and Availability might be affected if the vulnerability is exploited. Higher values usually signal greater potential damage.

  • Confidentiality: High
    Exploiting CVE-2025-20796 can result in unauthorized access to sensitive data, severely compromising data privacy.
  • Integrity: High
    CVE-2025-20796 could allow unauthorized modifications to data, potentially affecting system reliability and trust.
  • Availability: High
    CVE-2025-20796 can disrupt system operations, potentially causing complete denial of service (DoS).

CVE-2025-20796 References

External References

CWE Common Weakness Enumeration

CWE-1285

Vulnerable Configurations

  • cpe:2.3:o:google:android:15.0:*:*:*:*:*:*:*
    cpe:2.3:o:google:android:15.0:*:*:*:*:*:*:*
  • cpe:2.3:h:mediatek:mt6989:-:*:*:*:*:*:*:*
    cpe:2.3:h:mediatek:mt6989:-:*:*:*:*:*:*:*
  • cpe:2.3:h:mediatek:mt8796:-:*:*:*:*:*:*:*
    cpe:2.3:h:mediatek:mt8796:-:*:*:*:*:*:*:*
  • cpe:2.3:h:mediatek:mt8893:-:*:*:*:*:*:*:*
    cpe:2.3:h:mediatek:mt8893:-:*:*:*:*:*:*:*

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