Microsoft Office Memory Corruption Vulnerability
CVE-2015-2424 is a memory corruption vulnerability in Microsoft Office affecting Microsoft PowerPoint 2007 SP3, Word 2007 SP3, PowerPoint 2010 SP2, Word 2010 SP2, PowerPoint 2013 SP1, Word 2013 SP1, and PowerPoint 2013 RT SP1. According to the provided content, the flaw can be triggered by opening a crafted Office document. Successful exploitation allows a remote attacker to execute arbitrary code, and the issue may also result in denial of service due to memory corruption. The content further indicates the vulnerability was used as a zero-day in targeted phishing campaigns, including by the Sednit/APT28 group, to deliver first-stage malware such as Seduploader.
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Impact, mitigation & remediation
What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.
Impact
What an attacker gets, and what they’ve been doing with it.
Mitigation
If you can’t patch tonight, do this now.
Remediation
Patch, then assume compromise.
Exploits
No public exploits tracked yet. Mallory keeps watching.
No public exploit code observed for this vulnerability.
Affected products & vendors
Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.
Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.
Recent activity
3 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A specific vulnerability cited as one of multiple zero-days leveraged by APT28; the statement does not provide technical details beyond its use as a zero-day.
A 2015 Microsoft Office remote code execution vulnerability cited as one of the zero-days exploited by the Sednit group.
A Microsoft Office remote code execution vulnerability used by Sednit in targeted phishing attachments; it was a 0-day when used.
The version that knows your environment.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.