CVE-2015-4145
First published: Mon Jun 15 2015(Updated: )
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.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/wpa | 2:2.7+git20190128+0c1e29f-6+deb10u3 2:2.9.0-21 2:2.10-12 2:2.10-15 | |
| w1.fi hostapd | =1.0 | |
| w1.fi hostapd | =1.1 | |
| w1.fi hostapd | =2.0 | |
| w1.fi hostapd | =2.1 | |
| w1.fi hostapd | =2.2 | |
| w1.fi hostapd | =2.3 | |
| w1.fi hostapd | =2.4 | |
| openSUSE | =13.1 | |
| openSUSE | =13.2 | |
| wpa_supplicant | =1.0 | |
| wpa_supplicant | =1.1 | |
| wpa_supplicant | =2.0 | |
| wpa_supplicant | =2.1 | |
| wpa_supplicant | =2.2 | |
| wpa_supplicant | =2.3 | |
| wpa_supplicant | =2.4 |
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Reference Links
- https://w1.fi/cgit/hostap/commit/?id=5ea93947ca67ba83529798b806a15b247cdb2e93
- http://w1.fi/security/2015-4/
- http://w1.fi/security/2015-4/eap-pwd-missing-payload-length-validation.txt
- http://w1.fi/security/2015-4/0003-EAP-pwd-peer-Fix-Total-Length-parsing-for-fragment-r.patch
- http://w1.fi/security/2015-4/0004-EAP-pwd-server-Fix-Total-Length-parsing-for-fragment.patch
- https://www.openwall.com/lists/oss-security/2015/05/07/5
- https://security-tracker.debian.org/tracker/CVE-2015-4145
- http://lists.opensuse.org/opensuse-updates/2015-06/msg00019.html
- http://www.debian.org/security/2015/dsa-3397
- http://www.openwall.com/lists/oss-security/2015/05/09/6
- http://www.openwall.com/lists/oss-security/2015/05/31/6
- http://www.ubuntu.com/usn/USN-2650-1
- https://security.gentoo.org/glsa/201606-17
Frequently Asked Questions
What is the severity of CVE-2015-4145?
CVE-2015-4145 has been classified as a denial of service vulnerability due to a memory leak.
How do I fix CVE-2015-4145?
To fix CVE-2015-4145, upgrade to hostapd and wpa_supplicant versions that are later than 2.4.
Which versions of hostapd are affected by CVE-2015-4145?
Hostapd versions 1.0 through 2.4 are affected by CVE-2015-4145.
Which versions of wpa_supplicant are vulnerable to CVE-2015-4145?
Wpa_supplicant versions 1.0 through 2.4 are vulnerable to CVE-2015-4145.
Can CVE-2015-4145 cause system downtime?
Yes, CVE-2015-4145 can lead to system downtime due to denial of service triggered by crafted messages.
- collector/security-tracker-debian
- agent/type
- agent/references
- agent/severity
- agent/weakness
- agent/author
- agent/description
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/event
- agent/first-publish-date
- agent/source
- agent/tags
- agent/softwarecombine
- collector/nvd-index
- agent/software-canonical-lookup-request
- package-manager/debian
- vendor/w1.fi
- canonical/w1.fi hostapd
- version/w1.fi hostapd/1.0
- version/w1.fi hostapd/1.1
- version/w1.fi hostapd/2.0
- version/w1.fi hostapd/2.1
- version/w1.fi hostapd/2.2
- version/w1.fi hostapd/2.3
- version/w1.fi hostapd/2.4
- vendor/opensuse
- canonical/opensuse
- version/opensuse/13.1
- version/opensuse/13.2
- canonical/wpa_supplicant
- version/wpa_supplicant/1.0
- version/wpa_supplicant/1.1
- version/wpa_supplicant/2.0
- version/wpa_supplicant/2.1
- version/wpa_supplicant/2.2
- version/wpa_supplicant/2.3
- version/wpa_supplicant/2.4