Buffer overflow in W1.fi Hostapd
CVE-2015-4142
Integer underflow in the WMM Action frame parser in hostapd 0.5.5 through 2.4 and wpa_supplicant 0.7.0 through 2.4, when used for AP mode MLME/SME functionality, allows remote attackers to cause a denial of service (crash) via a crafted fr…
Vulnerability class: Buffer Overflow
EPSS: 0.071 (91.7th percentile) — read the EPSS interpretation.
Affected products
- W1.fi Hostapd — versions 0.7.0, 0.7.1, 0.7.2
- W1.fi Wpa_supplicant — versions 0.7.0, 0.7.1, 0.7.2
- Opensuse — versions 13.1, 13.2
- Redhat Enterprise_linux_desktop — versions 6.0
- Redhat Enterprise_linux_hpc_node — versions 6.0
- Redhat Enterprise_linux_server — versions 6.0
- Redhat Enterprise_linux_workstation — versions 6.0
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- [oss-security] 20150531 Re: CVE request: vulnerability in wpa_supplicant and hostapd (mailing-list, x_refsource_MLIST)
- FEDORA-2015-cfea96144a (x_refsource_FEDORA, vendor-advisory)
- RHSA-2015:1439 (x_refsource_REDHAT, vendor-advisory)
- FEDORA-2015-6f16b5e39e (x_refsource_FEDORA, vendor-advisory)
- 1032625 (vdb-entry, x_refsource_SECTRACK)
- cve@mitre.org (x_refsource_CONFIRM, Vendor Advisory)
- [oss-security] 20150509 CVE request: hostapd/wpa_supplicant - Integer underflow in AP mode WMM Action frame processing (mailing-list, x_refsource_MLIST)
- DSA-3397 (vendor-advisory, x_refsource_DEBIAN)
- GLSA-201606-17 (vendor-advisory, Third Party Advisory, x_refsource_GENTOO)
- USN-2650-1 (x_refsource_UBUNTU, vendor-advisory)
Frequently asked questions
- What is CVE-2015-4142?
- CVE-2015-4142 is a vulnerability in W1.fi Hostapd, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. Published 2015-06-15.
- Is CVE-2015-4142 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.