Vulnerability Monitor

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CVE-2018-16793


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.


Security Impact Summary

This vulnerability carries a HIGH severity rating with a CVSS v3.1 score of 8.6, indicating it can be exploited remotely over the network with relatively low complexity without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts integrity (unauthorized modifications), for affected systems. Impacting 1 product from microsoft organizations running these solutions should prioritize assessment and patching.

Historical Context

First disclosed in 2018, this vulnerability was reported during a period defined by widespread IoT adoption challenges, mobile security concerns, and the emergence of advanced persistent threat (APT) techniques. Contemporary mitigation strategies focused on secure development practices and third-party component vetting.


Published

2018-09-21T16:29:01.483

Last Modified

2024-11-21T03:53:21.863

Status

Modified

Source

[email protected]

Severity

CVSSv3.0: 8.6 (HIGH)

CVSSv2 Vector

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
Exploitability Score

10.0

Impact Score

2.9

Weaknesses
  • Type: Primary
    CWE-918

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application microsoft exchange_server 2010 Yes
Application microsoft exchange_server 2010 Yes
Application microsoft exchange_server 2010 Yes
Application microsoft exchange_server 2010 Yes
Application microsoft exchange_server 2010 Yes
Application microsoft exchange_server 2010 Yes
Application microsoft exchange_server 2010 Yes
Application microsoft exchange_server 2010 Yes
Application microsoft exchange_server 2010 Yes
Application microsoft exchange_server 2010 Yes
Application microsoft exchange_server 2010 Yes
Application microsoft exchange_server 2010 Yes
Application microsoft exchange_server 2010 Yes
Application microsoft exchange_server 2010 Yes
Application microsoft exchange_server 2010 Yes
Application microsoft exchange_server 2010 Yes
Application microsoft exchange_server 2010 Yes
Application microsoft exchange_server 2010 Yes

References

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For microsoft's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.