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CVE-2018-8302
A remote code execution vulnerability exists in Microsoft Exchange software when the software fails to properly handle objects in memory,…
Critical9.8EPSS 27.1%
- Published
- Updated
- Reserved
- Assigned by
- microsoft
Description
A remote code execution vulnerability exists in Microsoft Exchange software when the software fails to properly handle objects in memory, aka "Microsoft Exchange Memory Corruption Vulnerability." This affects Microsoft Exchange Server.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Critical9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 27.1% · top 1.9% of all CVEs (3 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.
Weakness
- Remote Code Execution
- CWE-787 (opens in a new tab)All about CWE-787 and its CVEs
Affected products
Microsoft · Microsoft Exchange Server
- affected 2010 Service Pack 3 Update Rollup 23
- affected 2013 Cumulative Update 20
- affected 2013 Cumulative Update 21
- affected 2016 Cumulative Update 10
- affected 2016 Cumulative Update 9
References (3)
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8302 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 104973 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 1041468 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2018-8302)Record last updated .