Ubuntu.comUB:CVE-2015-4146CVE-2015-4146
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
0.024 Low
EPSS
Percentile
89.8%
The EAP-pwd peer implementation in hostapd and wpa_supplicant 1.0 through
2.4 does not clear the L (Length) and M (More) flags before determining if
a response should be fragmented, which allows remote attackers to cause a
denial of service (crash) via a crafted message.
Bugs
References
w1.fi/security/2015-4/
w1.fi/security/2015-4/0005-EAP-pwd-peer-Fix-asymmetric-fragmentation-behavior.patch
w1.fi/security/2015-4/eap-pwd-missing-payload-length-validation.txt
www.openwall.com/lists/oss-security/2015/05/07/5
launchpad.net/bugs/cve/CVE-2015-4146
nvd.nist.gov/vuln/detail/CVE-2015-4146
security-tracker.debian.org/tracker/CVE-2015-4146
ubuntu.com/security/notices/USN-2650-1
www.cve.org/CVERecord?id=CVE-2015-4146
Related
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
0.024 Low
EPSS
Percentile
89.8%