CVE-2015-5316

Description

The eap_pwd_perform_confirm_exchange function in eap_peer/eap_pwd.c in wpa_supplicant 2.x before 2.6, when EAP-pwd is enabled in a network configuration profile, allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via an EAP-pwd Confirm message followed by the Identity exchange.

Category

5.9
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 2.06% Top 20%
Vendor Advisory ubuntu.com Vendor Advisory debian.org Vendor Advisory w1.fi
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.ubuntu.com/usn/USN-2808-1 vendor advisory broken link
https://www.debian.org/security/2015/dsa-3397 third party advisory vendor advisory
http://www.openwall.com/lists/oss-security/2015/11/10/11 mailing list patch mitigation third party advisory
http://www.securityfocus.com/bid/77538 vdb entry third party advisory
http://w1.fi/security/2015-8/eap-pwd-unexpected-confirm.txt patch vendor advisory mitigation

Frequently Asked Questions

What is the severity of CVE-2015-5316?
CVE-2015-5316 has been scored as a medium severity vulnerability.
How to fix CVE-2015-5316?
To fix CVE-2015-5316, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2015-5316 being actively exploited in the wild?
It is possible that CVE-2015-5316 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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