HIGH
Rollup 18 for Microsoft Exchange Server 2010 SP3 and previous versions has an SSRF vulnerability via the username parameter in /owa/auth/logon.aspx in the OWA (Outlook Web Access) login page
Published Sep 21, 2018
8.6
HIGHCVSS 3.0
EPSS 11.33%
Description
Rollup 18 for Microsoft Exchange Server 2010 SP3 and previous versions has an SSRF vulnerability via the username parameter in /owa/auth/logon.aspx in the OWA (Outlook Web Access) login page.
Affected products
No data.
OR
- 2010
- 2010
- 2010
- 2010
- 2010
- 2010
- 2010
- 2010
- 2010
- 2010
- 2010
- 2010
- 2010
- 2010
- 2010
- 2010
- 2010
- 2010
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.
8.6 HIGH NVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Changed
Confidentiality Impact None
Integrity Impact High
Availability Impact None
5.0 MEDIUM NVD
AV:N/AC:L/Au:N/C:N/I:P/A:N
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact Partial
Availability Impact None
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
11.33% 0.11329
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 4, 2026.
EPSS probability 0.11329
Score over time
2021-2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Table of values (22 key points)
Flat stretches are collapsed. Showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 4, 2026 | 11.33% (0.11329) | 95.86th | v5 (v2026.06.15) |
| Jun 15, 2026 | 11.33% (0.11329) | 95.41th | v5 (v2026.06.15) |
| Feb 9, 2026 | 1.57% (0.01574) | 81.20th | v4 (v2025.03.14) |
| Mar 17, 2025 | 0.31% (0.00309) | 51.86th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.52% (0.00519) | 77.55th | v3 (v2023.03.01) |
| Jul 6, 2024 | 0.55% (0.00551) | 77.66th | v3 (v2023.03.01) |
| Jun 6, 2024 | 1.03% (0.01035) | 83.91th | v3 (v2023.03.01) |
| May 10, 2024 | 0.52% (0.00516) | 76.59th | v3 (v2023.03.01) |
| Feb 12, 2024 | 0.38% (0.00379) | 72.16th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.39% (0.00385) | 72.40th | v3 (v2023.03.01) |
| Oct 3, 2023 | 0.38% (0.00382) | 69.84th | v3 (v2023.03.01) |
| Sep 15, 2023 | 0.28% (0.00280) | 64.62th | v3 (v2023.03.01) |
| Sep 3, 2023 | 0.33% (0.00326) | 67.07th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.18% (0.00177) | 53.08th | v3 (v2023.03.01) |
| Mar 6, 2023 | 13.63% (0.13630) | 95.77th | v2 (v2022.01.01) |
| Aug 4, 2022 | 13.63% (0.13630) | 95.51th | v2 (v2022.01.01) |
| Jun 28, 2022 | 12.38% (0.12383) | 95.06th | v2 (v2022.01.01) |
| Jun 27, 2022 | 11.33% (0.11333) | 94.73th | v2 (v2022.01.01) |
| Mar 18, 2022 | 11.33% (0.11333) | 88.91th | v2 (v2022.01.01) |
| Feb 4, 2022 | 9.57% (0.09573) | 87.16th | v2 (v2022.01.01) |
| Feb 3, 2022 | 11.32% (0.11323) | 88.26th | v5 (v2026.06.15) |
| Apr 14, 2021 | 11.32% (0.11323) | 0.00th | v1 |
Weaknesses (1)
References (4)
- http://packetstormsecurity.com/files/149411/Rollup-18-For-Microsoft-Exchange-Server-2010-SP3-Server-Side-Request-Forgery.html x_refsource_MISCExploitThird Party AdvisoryVDB Entry
- http://seclists.org/fulldisclosure/2018/Sep/20 mailing-listx_refsource_FULLDISCExploitMailing ListThird Party Advisory
- http://www.securityfocus.com/bid/105386 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- https://seclists.org/bugtraq/2018/Sep/38 mailing-listx_refsource_BUGTRAQExploitIssue TrackingMailing ListThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| http://packetstormsecurity.com/files/149411/Rollup-18-For-Microsoft-Exchange-Server-2010-SP3-Server-Side-Request-Forgery.html | x_refsource_MISCExploitThird Party AdvisoryVDB Entry | |
| http://seclists.org/fulldisclosure/2018/Sep/20 | mailing-listx_refsource_FULLDISCExploitMailing ListThird Party Advisory | |
| http://www.securityfocus.com/bid/105386 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| https://seclists.org/bugtraq/2018/Sep/38 | mailing-listx_refsource_BUGTRAQExploitIssue TrackingMailing ListThird Party Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Sep 21, 2018
Updated Aug 5, 2024
Reserved Sep 10, 2018
Link CVE-2018-16793
CISA Vulnrichment
Updated n/a