CVE-2016-6853

UnknownEPSS 2.44%

Last modified

CVE-2016-6853 is a vulnerability of currently unknown severity. An issue was discovered in Open-Xchange OX Guard before 2.4.2-rev5. Script code and references to external websites can be injected to the names of PGP public keys. EPSS estimates a 2.44% chance of exploitation in the next 30 days.

Description

An issue was discovered in Open-Xchange OX Guard before 2.4.2-rev5. Script code and references to external websites can be injected to the names of PGP public keys. When requesting that key later on using a specific URL, such script code might get executed. In case of injecting external websites, users might get lured into a phishing scheme. Malicious script code can be executed within a user's context. This can lead to session hijacking or triggering unwanted actions via the web interface (sending mail, deleting data etc.).

Metrics

EPSS Probability
2.44%

82.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersionsUpdate
Open-XchangeOx Guard<= 2.4.2Rev4

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2016-6853?
An issue was discovered in Open-Xchange OX Guard before 2.4.2-rev5. Script code and references to external websites can be injected to the names of PGP public keys. When requesting that key later on using a specific URL, such script code might get executed. In case of injecting external websites, users might get lured into a phishing scheme. Malicious script code can be executed within a user's context. This can lead to session hijacking or triggering unwanted actions via the web interface (sending mail, deleting data etc.).
How severe is CVE-2016-6853?
Severity scoring for CVE-2016-6853 is pending analysis. The EPSS model estimates a 2.44% probability of exploitation in the next 30 days.
How do I fix CVE-2016-6853?
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-2016-6853?

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

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Source: NVD / NIST