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Analyze » DC Office of the State Superintendent of Education (OSSE) » OSS1785422972

Incident Score: Analysis & Impact (OSS1785422972)

The details regarding individual company incidents & reports gives you full view from every side.

Rankiteo Score Impact Analysis

Rankiteo Incident Impact-57
Company Score Before Incident758 / 1000
Company Score After Incident701 / 1000
INCIDENT NUMBEROSS1785422972
Type of Cyber IncidentBreach
ATTACK VECTORUnauthorized access to a web-based application
DATA EXPOSEDStudent names, identification numbers, dates...
INCIDENT DATE27/07/2026
STATUSOngoing

Key Highlights From The Incident Analysis

  • Timeline of DC Office of the State Superintendent of Education (OSSE)'s Breach and lateral movement inside company's environment.
  • Overview of affected data sets, including SSNs and PHI, and why they materially increase incident severity.
  • How Rankiteo’s incident engine converts technical details into a normalized incident score.
  • How this cyber incident impacts DC Office of the State Superintendent of Education (OSSE) Rankiteo cyber scoring and cyber rating.
  • Rankiteo’s MITRE ATT&CK correlation analysis for this incident, with associated confidence level.

Full Incident Analysis Transcript

In this Rankiteo incident briefing, we review the DC Office of the State Superintendent of Education (OSSE) breach identified under incident ID OSS1785422972.

The analysis begins with a detailed overview of DC Office of the State Superintendent of Education (OSSE)'s information like the linkedin page: https://www.linkedin.com/company/osse, the number of followers: 8053, the industry type: Education Management and the number of employees: 695 employees

After the initial compromise, the video explains how Rankiteo's incident engine converts technical details into a normalized incident score. The incident score before the incident was 758 and after the incident was 701 with a difference of -57 which is could be a good indicator of the severity and impact of the incident.

In the next step of the video, we will analyze in more details the incident and the impact it had on DC Office of the State Superintendent of Education (OSSE) and their customers.

Washington, D.C. Public Schools (DCPS) recently reported "DC Public Schools Reports Potential Student Data Breach", a noteworthy cybersecurity incident.

Washington, D.C.

The disruption is felt across the environment, affecting Web-based application for DCPS Summer Learning registration, and exposing Student names, identification numbers, dates of birth, school and grade levels, parent/guardian names, home addresses, phone numbers.

In response, teams activated the incident response plan, moved swiftly to contain the threat with measures like Removed student data from the affected application, and began remediation that includes Reviewing systems and processes to address vulnerabilities, and stakeholders are being briefed through Letter sent to families.

The case underscores how Ongoing, with advisories going out to stakeholders covering Families advised to monitor for suspicious communications requesting personal details.

Finally, we try to match the incident with the MITRE ATT&CK framework to see if there is any correlation between the incident and the MITRE ATT&CK framework.

The MITRE ATT&CK framework is a knowledge base of techniques and sub-techniques that are used to describe the tactics and procedures of cyber adversaries. It is a powerful tool for understanding the threat landscape and for developing effective defense strategies.

MITRE ATT&CK® Correlation Analysis

Rankiteo's analysis has identified several MITRE ATT&CK tactics and techniques associated with this incident, each with varying levels of confidence based on available evidence. Under the Initial Access tactic, the analysis identified Exploit Public-Facing Application (T1190) with high confidence (90%), supported by evidence indicating unauthorized third party accessing a web-based application. Under the Credential Access tactic, the analysis identified Steal Application Access Token (T1528) with moderate to high confidence (70%), supported by evidence indicating unauthorized access to a web-based application for registration. Under the Collection tactic, the analysis identified Data from Local System (T1005) with high confidence (90%), supported by evidence indicating student names, identification numbers, dates of birth, addresses compromised and Data from Information Repositories (T1213) with moderate to high confidence (80%), supported by evidence indicating web-based application used for DCPS Summer Learning registration. Under the Exfiltration tactic, the analysis identified Exfiltration Over C2 Channel (T1041) with moderate to high confidence (70%), supported by evidence indicating potentially exposed sensitive student information and Transfer Data to Cloud Account (T1537) with moderate confidence (50%), supported by evidence indicating unauthorized third party accessing a web-based application. Under the Impact tactic, the analysis identified Data Destruction (T1485) with lower confidence (30%), supported by evidence indicating removed student data from the affected application and Stored Data Manipulation (T1565.001) with lower confidence (40%), supported by evidence indicating potential misuse of exposed information. These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.

Initial Access
Exploit Public-Facing Application (90%)
Credential Access
Steal Application Access Token (70%)
Collection
Data from Local System (90%)
Data from Information Repositories (80%)
Exfiltration
Exfiltration Over C2 Channel (70%)
Transfer Data to Cloud Account (50%)
Impact
Data Destruction (30%)
Stored Data Manipulation (40%)

Sources & References