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CVE-2019-15849

HIGHCVSS 7.3/10EPSS 0.82%

Last modified

CVE-2019-15849 is a high-severity vulnerability rated 7.3/10 on the CVSS scale. eQ-3 HomeMatic CCU3 firmware 3.41.11 allows session fixation. An attacker can create session IDs and send them to the victim. EPSS estimates a 0.82% chance of exploitation in the next 30 days.

Description

eQ-3 HomeMatic CCU3 firmware 3.41.11 allows session fixation. An attacker can create session IDs and send them to the victim. After the victim logs in to the session, the attacker can use that session. The attacker could create SSH logins after a valid session and easily compromise the system.

Metrics

CVSS 3.1
7.3/10

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

EPSS Probability
0.82%

52.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
Eq-3Homematic Ccu3 Firmware3.14.11

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2019-15849?
eQ-3 HomeMatic CCU3 firmware 3.41.11 allows session fixation. An attacker can create session IDs and send them to the victim. After the victim logs in to the session, the attacker can use that session. The attacker could create SSH logins after a valid session and easily compromise the system.
How severe is CVE-2019-15849?
CVE-2019-15849 has a CVSS score of 7.3/10 (HIGH severity). The EPSS model estimates a 0.82% probability of exploitation in the next 30 days.
How do I fix CVE-2019-15849?
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-2019-15849?

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

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Source: NVD / NIST