CVE-2015-2503 is a critical vulnerability that affects Microsoft Office 2007 Service Pack 3 and Microsoft Office 2010 Service Pack 2. The flaw allows remote attackers to execute arbitrary code on the victim's system by tricking them into opening a specially crafted Office file. This vulnerability arises from an error in the way Microsoft Office handles certain objects in memory, which can be exploited to corrupt memory and execute malicious code. Attackers can create an exploit for this vulnerability and use it to gain complete control over the affected system.
The vulnerability was first reported to Microsoft on May 8th, 2015, and was assigned the CVE identifier CVE-2015-2503. On July 14th, 2015, Microsoft released a security update to fix the vulnerability as part of its monthly Patch Tuesday updates. The update addressed the issue by correcting how Microsoft Office handles objects in memory, preventing attackers from exploiting the vulnerability to execute arbitrary code remotely. Users were advised to update their Microsoft Office installations as soon as possible to prevent exploitation.
This vulnerability posed a significant risk to users of Microsoft Office 2007 and 2010. It highlights the importance of keeping software up-to-date with the latest security patches to reduce the risk of exploitation by attackers. Organizations were reminded to maintain an effective vulnerability management program that includes identifying vulnerabilities in their systems, prioritizing them based on their potential impact, and applying patches promptly to mitigate risks.