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CVE-2018-17199

UnknownEPSS 19.99%

Last modified

CVE-2018-17199 is a vulnerability of currently unknown severity. In Apache HTTP Server 2.4 release 2.4.37 and prior, mod_session checks the session expiry time before decoding the session. This causes session expiry time to be ignored for mod_session_cookie sessions since the expiry time is loaded when the session is decoded.. EPSS estimates a 19.99% chance of exploitation in the next 30 days.

Description

In Apache HTTP Server 2.4 release 2.4.37 and prior, mod_session checks the session expiry time before decoding the session. This causes session expiry time to be ignored for mod_session_cookie sessions since the expiry time is loaded when the session is decoded.

Metrics

EPSS Probability
19.99%

97.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
ApacheHttp Server>= 2.4.0, <= 2.4.37
DebianDebian Linux8.0
DebianDebian Linux9.0
NetappSantricity Cloud ConnectorAll versions
NetappStorage Automation StoreAll versions
CanonicalUbuntu Linux14.04
CanonicalUbuntu Linux16.04
CanonicalUbuntu Linux18.04
CanonicalUbuntu Linux18.10
OracleEnterprise Manager Ops Center12.3.3

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2018-17199?
In Apache HTTP Server 2.4 release 2.4.37 and prior, mod_session checks the session expiry time before decoding the session. This causes session expiry time to be ignored for mod_session_cookie sessions since the expiry time is loaded when the session is decoded.
How severe is CVE-2018-17199?
Severity scoring for CVE-2018-17199 is pending analysis. The EPSS model estimates a 19.99% probability of exploitation in the next 30 days.
How do I fix CVE-2018-17199?
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-2018-17199?

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

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Source: NVD / NIST