CVE-2017-17762

Public Exploit

Description

XML external entity (XXE) vulnerability in Episerver 7 patch 4 and earlier allows remote attackers to read arbitrary files via a crafted DTD in an XML request involving util/xmlrpc/Handler.ashx.

Category

7.5
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.63%
Third-Party Advisory github.com Third-Party Advisory kryptera.se
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://gist.github.com/jonaslejon/5f92779848360a1a1e676af0795bd9aa third party advisory exploit
https://kryptera.se/sarbarhet-i-episerver/ mitigation third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2017-17762?
CVE-2017-17762 has been scored as a high severity vulnerability.
How to fix CVE-2017-17762?
To fix CVE-2017-17762, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2017-17762 being actively exploited in the wild?
It is possible that CVE-2017-17762 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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