VIR Vulnerability Intelligence Relay

CVE-2019-18935

unknown KEV
Published 2021-11-03 · Modified 2021-11-03
💬 Discuss on Community ✚ Propose mitigation
CVSS v3
—
CVSS v4 NEW
—
not yet in upstream
VIR risk
2.5

Description

Progress Telerik UI for ASP.NET AJAX contains a deserialization of untrusted data vulnerability through RadAsyncUpload which leads to code execution on the server in the context of the w3wp.exe process.

CISA KEV

Vendor
Progress
Product
Telerik UI for ASP.NET AJAX
Due date
2022-05-03

Predictions

Exploit likelihood
99%
Patch ETA
—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

Exploits

Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.

Exploit-DB

EDB-47793 webapps aspx
Bishop Fox · 2019-12-18

Telerik UI - Remote Code Execution via Insecure Deserialization

Source code queued for fetch — refresh in a moment.

Metasploit modules

exploit_windows/http/telerik_rau_deserialization rank 600
Telerik UI ASP.NET AJAX RadAsyncUpload Deserialization
Source code queued for fetch — refresh in a moment.

References

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.