CVE-2021-4249: xml-conduit DOCTYPE Entity Expansion Parse.hs infinite loop
A vulnerability was found in xml-conduit. It has been classified as problematic. Affected is an unknown function of the file xml-conduit/src/Text/XML/Stream/Parse.hs of the component DOCTYPE Entity Expansion Handler. The manipulation leads to infinite loop. It is possible to launch the attack remotely. Upgrading to version 1.9.1.0 is able to address this issue. The name of the patch is 4be1021791dcdee8b164d239433a2043dc0939ea. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-216204.
Affected Software
Remediation
Patch Available
Event History
Frequently Asked Questions
What is the severity of CVE-2021-4249?
CVE-2021-4249 has been classified as problematic due to the potential for an infinite loop.
How do I fix CVE-2021-4249?
To fix CVE-2021-4249, update your xml-conduit library to a version later than 1.9.1.0.
What components are affected by CVE-2021-4249?
CVE-2021-4249 affects an unknown function within the DOCTYPE Entity Expansion Handler of xml-conduit.
What kind of vulnerability is CVE-2021-4249?
CVE-2021-4249 is related to a denial-of-service issue caused by an infinite loop.
In which file is the vulnerability CVE-2021-4249 located?
The vulnerability CVE-2021-4249 is located in the file xml-conduit/src/Text/XML/Stream/Parse.hs.