CVE-2017-8621
UnknownEPSS 3.17%
Last modified
CVE-2017-8621 is a vulnerability of currently unknown severity. Microsoft Exchange Server 2010 SP3, Exchange Server 2013 SP3, Exchange Server 2013 CU16, and Exchange Server 2016 CU5 allows an open redirect vulnerability that could lead to spoofing, aka "Microsoft Exchange Open Redirect Vulnerability".. EPSS estimates a 3.17% chance of exploitation in the next 30 days.
Description
Microsoft Exchange Server 2010 SP3, Exchange Server 2013 SP3, Exchange Server 2013 CU16, and Exchange Server 2016 CU5 allows an open redirect vulnerability that could lead to spoofing, aka "Microsoft Exchange Open Redirect Vulnerability".
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Microsoft | Exchange Server | 2010 | Sp3 |
| Microsoft | Exchange Server | 2013 | Cumulative Update 16 |
| Microsoft | Exchange Server | 2016 | Cumulative Update 5 |
References
- http://www.securityfocus.com/bid/99533Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1038852Third Party Advisory, VDB Entry
- https://portal.msrc.microsoft.com/en-us/security-guidance/advisory/CVE-2017-8621Patch, Vendor Advisory
- http://www.securityfocus.com/bid/99533Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1038852Third Party Advisory, VDB Entry
- https://portal.msrc.microsoft.com/en-us/security-guidance/advisory/CVE-2017-8621Patch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2017-8621?
Microsoft Exchange Server 2010 SP3, Exchange Server 2013 SP3, Exchange Server 2013 CU16, and Exchange Server 2016 CU5 allows an open redirect vulnerability that could lead to spoofing, aka "Microsoft Exchange Open Redirect Vulnerability".
How severe is CVE-2017-8621?
Severity scoring for CVE-2017-8621 is pending analysis. The EPSS model estimates a 3.17% probability of exploitation in the next 30 days.
How do I fix CVE-2017-8621?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- One Click Account Takeover in GranolaHow a notification link broke out of Electron and led to a one-click account takeover.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2017
- CVE-2017-8611Microsoft Edge on Microsoft Windows 10 Gold, 1511, 1607, and…
- CVE-2017-8613Azure AD Connect Password writeback, if misconfigured during…
- CVE-2017-8617Microsoft Edge in Windows 10 1703 Microsoft Edge allows a re…
- CVE-2017-8618Internet Explorer in Microsoft Windows 7 SP1, Windows Server…
- CVE-2017-8619Microsoft Edge on Windows 10 Gold, 1511, 1607, and 1703, and…
- CVE-2017-8620Windows Search in Windows Server 2008 SP2 and R2 SP1, Window…
- CVE-2017-8622Windows Subsystem for Linux in Windows 10 1703 allows an ele…
- CVE-2017-8623Windows Hyper-V in Windows 10 1607, 1703, and Windows Server…
- CVE-2017-8624CLFS in Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, W…
- CVE-2017-8625Internet Explorer in Windows 10 Gold, 1511, 1607, 1703, and …
- CVE-2017-8627Windows Subsystem for Linux in Windows 10 1703, allows a den…
- CVE-2017-8628Microsoft Bluetooth Driver in Windows Server 2008 SP2, Windo…
Are you affected by CVE-2017-8621?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST