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CVE-2021-27931

CRITICALCVSS 9.1/10EPSS 18.61%

Last modified

CVE-2021-27931 is a critical-severity vulnerability rated 9.1/10 on the CVSS scale. LumisXP (aka Lumis Experience Platform) before 10.0.0 allows unauthenticated blind XXE via an API request to PageControllerXml.jsp. One can send a request crafted with an XXE payload and achieve outcomes such as reading local server files or denial of service.. EPSS estimates a 18.61% chance of exploitation in the next 30 days.

Description

LumisXP (aka Lumis Experience Platform) before 10.0.0 allows unauthenticated blind XXE via an API request to PageControllerXml.jsp. One can send a request crafted with an XXE payload and achieve outcomes such as reading local server files or denial of service.

Metrics

CVSS 3.1
9.1/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

EPSS Probability
18.61%

96.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
LumisLumis Experience Platform< 10.0.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-27931?
LumisXP (aka Lumis Experience Platform) before 10.0.0 allows unauthenticated blind XXE via an API request to PageControllerXml.jsp. One can send a request crafted with an XXE payload and achieve outcomes such as reading local server files or denial of service.
How severe is CVE-2021-27931?
CVE-2021-27931 has a CVSS score of 9.1/10 (CRITICAL severity). The EPSS model estimates a 18.61% probability of exploitation in the next 30 days.
How do I fix CVE-2021-27931?
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.

Are you affected by CVE-2021-27931?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST