CRITICAL KEV
Telerik.Web.UI in Progress Telerik UI for ASP.NET AJAX before R1 2017 and R2 before R2 2017 SP2 uses weak RadAsyncUpload encryption, which allows remote attackers to perform arbitrary file uploads or execute arbitrary code
Published Aug 23, 2017 ·Due May 2, 2022
9.8
CRITICALCVSS 3.1
EPSS 84.17%
Description
Telerik.Web.UI in Progress Telerik UI for ASP.NET AJAX before R1 2017 and R2 before R2 2017 SP2 uses weak RadAsyncUpload encryption, which allows remote attackers to perform arbitrary file uploads or execute arbitrary code.
Affected products
No data.
OR
- ≤ 2016.3.1027
- 2017.2.503
- 2017.2.621
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.
9.8 CRITICAL NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
No CVSS v3.0 score for this CVE.
7.5 HIGH NVD
AV:N/AC:L/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
Listed in CISA KEV KEV
Date Added
Apr 11, 2022
Patch Due
May 2, 2022
Required Action
Apply updates per vendor instructions.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
ActiveAutomatable
YesTechnical Impact
TotalDecision
n/aAssessed Feb 7, 2025 · SSVC 2.0.3
84.17% 0.84175
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.84175
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 (31 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 84.17% (0.84175) | 99.69th | v5 (v2026.06.15) |
| Jun 15, 2026 | 83.48% (0.83476) | 99.65th | v5 (v2026.06.15) |
| Jun 18, 2025 | 91.69% (0.91688) | 99.65th | v4 (v2025.03.14) |
| Jun 4, 2025 | 92.83% (0.92834) | 99.75th | v4 (v2025.03.14) |
| Jun 1, 2025 | 91.81% (0.91806) | 99.67th | v4 (v2025.03.14) |
| May 4, 2025 | 92.83% (0.92834) | 99.74th | v4 (v2025.03.14) |
| May 1, 2025 | 91.81% (0.91806) | 99.67th | v4 (v2025.03.14) |
| Mar 17, 2025 | 93.23% (0.93234) | 99.80th | v4 (v2025.03.14) |
| Dec 17, 2024 | 93.13% (0.93128) | 99.28th | v3 (v2023.03.01) |
| Oct 15, 2024 | 88.82% (0.88822) | 98.82th | v3 (v2023.03.01) |
| Jul 4, 2024 | 86.81% (0.86814) | 98.64th | v3 (v2023.03.01) |
| Jun 13, 2024 | 15.70% (0.15702) | 95.96th | v3 (v2023.03.01) |
| May 5, 2024 | 11.73% (0.11731) | 95.26th | v3 (v2023.03.01) |
| Mar 26, 2024 | 8.14% (0.08137) | 94.17th | v3 (v2023.03.01) |
| Feb 17, 2024 | 8.78% (0.08782) | 94.33th | v3 (v2023.03.01) |
| Jan 8, 2024 | 10.14% (0.10145) | 94.39th | v3 (v2023.03.01) |
| Aug 3, 2023 | 10.81% (0.10806) | 94.31th | v3 (v2023.03.01) |
| Jul 8, 2023 | 8.05% (0.08050) | 93.39th | v3 (v2023.03.01) |
| Jul 3, 2023 | 8.03% (0.08033) | 93.37th | v3 (v2023.03.01) |
| May 8, 2023 | 5.84% (0.05842) | 92.21th | v3 (v2023.03.01) |
| Apr 12, 2023 | 7.98% (0.07983) | 93.28th | v3 (v2023.03.01) |
| Mar 19, 2023 | 7.19% (0.07192) | 92.94th | v3 (v2023.03.01) |
| Mar 7, 2023 | 5.52% (0.05516) | 92.01th | v3 (v2023.03.01) |
| Mar 6, 2023 | 51.03% (0.51031) | 98.73th | v2 (v2022.01.01) |
| May 20, 2022 | 51.03% (0.51031) | 98.59th | v2 (v2022.01.01) |
| Feb 4, 2022 | 53.74% (0.53745) | 98.42th | v2 (v2022.01.01) |
| Feb 3, 2022 | 45.10% (0.45097) | 98.86th | v1 |
| Sep 16, 2021 | 45.10% (0.45097) | 99.48th | v1 |
| Sep 14, 2021 | 10.00% (0.10004) | 95.11th | v1 |
| Sep 1, 2021 | 45.10% (0.45097) | 99.48th | v1 |
| Apr 14, 2021 | 45.10% (0.45097) | 0.00th | v1 |
Weaknesses (1)
References (5)
- http://packetstormsecurity.com/files/159653/Telerik-UI-ASP.NET-AJAX-RadAsyncUpload-Deserialization.html x_refsource_MISCExploitThird Party AdvisoryVDB Entry
- http://www.telerik.com/support/kb/aspnet-ajax/upload-%28async%29/details/unrestricted-file-upload x_refsource_CONFIRMMitigationVendor Advisory
- https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2018-0006 x_refsource_CONFIRMThird Party Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-11317 government-resourceUS Government Resource
- https://www.exploit-db.com/exploits/43874/ exploitx_refsource_EXPLOIT-DBThird Party AdvisoryVDB Entry
| Link | Providers | Tags |
|---|---|---|
| http://packetstormsecurity.com/files/159653/Telerik-UI-ASP.NET-AJAX-RadAsyncUpload-Deserialization.html | x_refsource_MISCExploitThird Party AdvisoryVDB Entry | |
| http://www.telerik.com/support/kb/aspnet-ajax/upload-%28async%29/details/unrestricted-file-upload | x_refsource_CONFIRMMitigationVendor Advisory | |
| https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2018-0006 | x_refsource_CONFIRMThird Party Advisory | |
| https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-11317 | government-resourceUS Government Resource | |
| https://www.exploit-db.com/exploits/43874/ | exploitx_refsource_EXPLOIT-DBThird Party AdvisoryVDB Entry |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Aug 23, 2017
Updated Oct 21, 2025
Reserved Jul 13, 2017
Link CVE-2017-11317
CISA Vulnrichment
Updated Feb 7, 2025