CVE-2018-10847

MEDIUMCVSS 4.2/10EPSS 1.66%

Last modified

CVE-2018-10847 is a medium-severity vulnerability rated 4.2/10 on the CVSS scale. prosody before versions 0.10.2, 0.9.14 is vulnerable to an Authentication Bypass. Prosody did not verify that the virtual host associated with a user session remained the same across stream restarts. EPSS estimates a 1.66% chance of exploitation in the next 30 days.

Description

prosody before versions 0.10.2, 0.9.14 is vulnerable to an Authentication Bypass. Prosody did not verify that the virtual host associated with a user session remained the same across stream restarts. A user may authenticate to XMPP host A and migrate their authenticated session to XMPP host B of the same Prosody instance.

Metrics

CVSS 3.0
4.2/10

CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N

EPSS Probability
1.66%

73.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
ProsodyProsody< 0.9.14
ProsodyProsody0.10.0
ProsodyProsody0.10.1

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2018-10847?
prosody before versions 0.10.2, 0.9.14 is vulnerable to an Authentication Bypass. Prosody did not verify that the virtual host associated with a user session remained the same across stream restarts. A user may authenticate to XMPP host A and migrate their authenticated session to XMPP host B of the same Prosody instance.
How severe is CVE-2018-10847?
CVE-2018-10847 has a CVSS score of 4.2/10 (MEDIUM severity). The EPSS model estimates a 1.66% probability of exploitation in the next 30 days.
How do I fix CVE-2018-10847?
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.

How Strix Helps

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Source: NVD / NIST