Microsoft Exchange Outlook Web Access (OWA) in Microsoft Exchange Server 2010 Service Pack 3 Update Rollup 20, Microsoft Exchange Server 2013 Cumulative Update 18, Microsoft Exchange Server 2013 Cumulative Update 19, Microsoft Exchange Server 2013 Service Pack 1, Microsoft Exchange Server 2016 Cumulative Update 7, and Microsoft Exchange Server 2016 Cumulative Update 8 allows an elevation of privilege vulnerability due to how links in the body of an email message are rewritten, aka "Microsoft Exchange Elevation of Privilege Vulnerability"
Published Mar 14, 2018
6.5
MEDIUMCVSS 3.0
EPSS 7.28%
Description
Microsoft Exchange Outlook Web Access (OWA) in Microsoft Exchange Server 2010 Service Pack 3 Update Rollup 20, Microsoft Exchange Server 2013 Cumulative Update 18, Microsoft Exchange Server 2013 Cumulative Update 19, Microsoft Exchange Server 2013 Service Pack 1, Microsoft Exchange Server 2016 Cumulative Update 7, and Microsoft Exchange Server 2016 Cumulative Update 8 allows an elevation of privilege vulnerability due to how links in the body of an email message are rewritten, aka "Microsoft Exchange Elevation of Privilege Vulnerability".
Affected products
-
- Version Microsoft Exchange Server 2010 Service Pack 3 Update Rollup 20, Microsoft Exchange Server 2013 Cumulative Update 18, Microsoft Exchange Server 2013 Cumulative Update 19, Microsoft Exchange Server 2013 Service Pack 1, Microsoft Exchange Server 2016 Cumulative Update 7, and Microsoft Exchange Server 2016 Cumulative Update 8StatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Microsoft Corporation | Microsoft Exchange Outlook Web Access (OWA) | n/a |
|
- 2010
- 2013
- 2013
- 2013
- 2016
- 2016
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
AV:N/AC:M/Au:N/C:P/I:N/A:N
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (38 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 7.28% (0.07283) | 94.18th | v5 (v2026.06.15) |
| Sep 22, 2026 | 7.28% (0.07283) | 94.08th | v5 (v2026.06.15) |
| Sep 21, 2026 | 5.90% (0.05897) | 92.95th | v5 (v2026.06.15) |
| Sep 6, 2026 | 7.28% (0.07283) | 93.94th | v5 (v2026.06.15) |
| Sep 5, 2026 | 5.90% (0.05897) | 92.80th | v5 (v2026.06.15) |
| Aug 30, 2026 | 7.28% (0.07283) | 93.91th | v5 (v2026.06.15) |
| Aug 28, 2026 | 5.90% (0.05897) | 92.75th | v5 (v2026.06.15) |
| Aug 24, 2026 | 7.28% (0.07283) | 93.88th | v5 (v2026.06.15) |
| Aug 23, 2026 | 5.90% (0.05897) | 92.72th | v5 (v2026.06.15) |
| Jun 15, 2026 | 7.36% (0.07361) | 93.59th | v5 (v2026.06.15) |
| Dec 18, 2025 | 19.92% (0.19917) | 95.26th | v4 (v2025.03.14) |
| Dec 4, 2025 | 18.36% (0.18356) | 94.96th | v4 (v2025.03.14) |
| Nov 6, 2025 | 14.38% (0.14380) | 94.13th | v4 (v2025.03.14) |
| Oct 30, 2025 | 15.68% (0.15683) | 94.41th | v4 (v2025.03.14) |
| Oct 28, 2025 | 14.38% (0.14380) | 94.12th | v4 (v2025.03.14) |
| Oct 27, 2025 | 16.39% (0.16386) | 94.60th | v4 (v2025.03.14) |
| Oct 1, 2025 | 14.38% (0.14380) | 94.22th | v4 (v2025.03.14) |
| Aug 30, 2025 | 17.08% (0.17084) | 94.73th | v4 (v2025.03.14) |
| Aug 2, 2025 | 15.15% (0.15152) | 94.34th | v4 (v2025.03.14) |
| Jul 6, 2025 | 11.53% (0.11530) | 93.28th | v4 (v2025.03.14) |
| Mar 30, 2025 | 8.58% (0.08575) | 91.58th | v4 (v2025.03.14) |
| Mar 29, 2025 | 45.17% (0.45170) | 96.45th | v4 (v2025.03.14) |
| Mar 17, 2025 | 8.58% (0.08575) | 91.76th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.30% (0.00297) | 70.20th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.30% (0.00297) | 68.54th | v3 (v2023.03.01) |
| Dec 28, 2023 | 0.30% (0.00297) | 66.11th | v3 (v2023.03.01) |
| Nov 1, 2023 | 0.35% (0.00354) | 68.88th | v3 (v2023.03.01) |
| Aug 5, 2023 | 0.37% (0.00367) | 68.85th | v3 (v2023.03.01) |
| Mar 8, 2023 | 0.46% (0.00459) | 71.45th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.45% (0.00453) | 71.26th | v3 (v2023.03.01) |
| Mar 6, 2023 | 6.42% (0.06416) | 91.03th | v2 (v2022.01.01) |
| Jul 5, 2022 | 6.42% (0.06416) | 90.38th | v2 (v2022.01.01) |
| Apr 1, 2022 | 5.85% (0.05853) | 89.57th | v2 (v2022.01.01) |
| Feb 4, 2022 | 5.85% (0.05853) | 77.42th | v2 (v2022.01.01) |
| Feb 3, 2022 | 9.25% (0.09255) | 86.70th | v1 |
| Jan 6, 2022 | 9.25% (0.09255) | 86.54th | v1 |
| Sep 1, 2021 | 9.25% (0.09255) | 93.94th | v1 |
| Apr 14, 2021 | 9.25% (0.09255) | 0.00th | v1 |
No CWE recorded.
References (3)
- http://www.securityfocus.com/bid/103323 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1040521 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0940 x_refsource_CONFIRMPatchVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/103323 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| http://www.securitytracker.com/id/1040521 | vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry | |
| https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0940 | x_refsource_CONFIRMPatchVendor Advisory |
Change history (0)
No recorded changes yet.