CVE-2015-4145

Description

The EAP-pwd server and peer implementation in hostapd and wpa_supplicant 1.0 through 2.4 does not validate a fragment is already being processed, which allows remote attackers to cause a denial of service (memory leak) via a crafted message.

Category

5.0
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 1.21% Top 25%
Vendor Advisory debian.org Vendor Advisory gentoo.org Vendor Advisory ubuntu.com Vendor Advisory opensuse.org Vendor Advisory w1.fi
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.openwall.com/lists/oss-security/2015/05/31/6 mailing list
http://www.debian.org/security/2015/dsa-3397 vendor advisory
https://security.gentoo.org/glsa/201606-17 third party advisory vendor advisory
http://www.ubuntu.com/usn/USN-2650-1 vendor advisory
http://w1.fi/security/2015-4/eap-pwd-missing-payload-length-validation.txt vendor advisory
http://lists.opensuse.org/opensuse-updates/2015-06/msg00019.html third party advisory vendor advisory
http://www.openwall.com/lists/oss-security/2015/05/09/6 mailing list

Frequently Asked Questions

What is the severity of CVE-2015-4145?
CVE-2015-4145 has been scored as a medium severity vulnerability.
How to fix CVE-2015-4145?
To fix CVE-2015-4145, 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-2015-4145 being actively exploited in the wild?
It is possible that CVE-2015-4145 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.