Memory Corruption Vulnerability in Microsoft Internet Explorer (CVE‑2015‑2502) Enables Code Execution and DoS
What It Is – A memory‑corruption flaw in Microsoft Internet Explorer that can be triggered by crafted web content, allowing an attacker to execute arbitrary code on the victim’s machine or cause a denial‑of‑service condition.
Exploitability – Publicly disclosed in 2015; proof‑of‑concept exploits have been circulated. The CVSS v3.1 base score is 7.5 (High), indicating a realistic threat when unpatched browsers are used.
Affected Products – All supported versions of Microsoft Internet Explorer on Windows operating systems (IE 8‑11).
Why It Matters for Trust & Control Assurance
- Continuous patch‑management evidence is a core control that satisfies multiple framework objectives (e.g., NIST CSF Identify and Protect).
- Demonstrating timely remediation of known software flaws provides defensible audit evidence of due‑diligence.
- Maintaining up‑to‑date endpoint control data supports a trustworthy posture that enterprise buyers increasingly demand.
Recommended Actions
- Deploy Microsoft’s security update that resolves CVE‑2015‑2502 across all Windows endpoints.
- Verify patch rollout with automated configuration‑management tools and capture evidence in your control repository.
- Update your control‑mapping documentation to reflect remediation of this vulnerability.
Source: CISA KEV – CVE‑2015‑2502