CVE-2019-1297
Published: March 3, 2022
Official Description
A remote code execution vulnerability exists in Microsoft Excel when the software fails to properly handle objects in memory.
CISA KEV Advisory
Microsoft Excel Remote Code Execution Vulnerability
A remote code execution vulnerability exists in Microsoft Excel when the software fails to properly handle objects in memory.
Apply updates per vendor instructions.
Risk Analysis
This remote code execution vulnerability in Microsoft Excel occurs when the software fails to properly handle objects in memory. Its presence in the KEV catalog and an EPSS score of 0.30838 indicate a high likelihood of exploitation, making it an urgent concern for Excel users.
This vulnerability is actively exploited in the wild, as confirmed by its presence in the KEV catalog. Attackers are leveraging this flaw to achieve remote code execution.
Apply the latest security updates from Microsoft to address this memory handling vulnerability in Excel. Users should exercise caution when opening untrusted Excel files.
Technical Analysis
CVE-2019-1297 requires local access, meaning attackers must already have a foothold on the target system.
Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
CISA has added CVE-2019-1297 to the Known Exploited Vulnerabilities (KEV) catalog, confirming active exploitation in the wild. U.S. federal agencies are required to patch this within the mandated timeframe, and all organizations should treat remediation as urgent.
Affected Vendors & Products
Exploit & PoC Resources
All References (1)
Quick Facts
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2019-1297 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
- !CISA KEV: Federal agencies must patch per BOD 22-01 timeline
- !Active exploitation confirmed — treat as P1