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Vulnerability record · CVE-2007-2830 · published 24 May 2007

CVE-2007-2830: Madwifi vulnerability

Madwifi · Madwifi

The ath_beacon_config function in if_ath.c in MadWifi before 0.9.3.1 allows remote attackers to cause a denial of service (system crash) via crafted beacon interval information when scanning for access points, which triggers a divide-by-zero error.

5.0 CVSS 2.0 Medium EPSS 2.3% · top 17.4%
5.0CVSS 2.0 base score
2.3%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
32References
16 Jun 2026Last modified by NVD

Description

The ath_beacon_config function in if_ath.c in MadWifi before 0.9.3.1 allows remote attackers to cause a denial of service (system crash) via crafted beacon interval information when scanning for access points, which triggers a divide-by-zero error.

AV:N/AC:L/Au:N/C:N/I:N/A:P

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://madwifi.org/ticket/1270 Patch
http://madwifi.org/wiki/Security Patch
http://osvdb.org/36636
http://secunia.com/advisories/25339
http://secunia.com/advisories/25622
http://secunia.com/advisories/25763
http://secunia.com/advisories/25861
http://secunia.com/advisories/26083
http://security.gentoo.org/glsa/glsa-200706-04.xml
http://www.mandriva.com/security/advisories?name=MDKSA-2007:132
http://www.novell.com/linux/security/advisories/2007_14_sr.html
http://www.securityfocus.com/archive/1/470674/100/100/threaded
http://www.securityfocus.com/bid/24114
http://www.ubuntu.com/usn/usn-479-1
http://www.vupen.com/english/advisories/2007/1919
https://exchange.xforce.ibmcloud.com/vulnerabilities/34451
http://madwifi.org/ticket/1270 Patch
http://madwifi.org/wiki/Security Patch
http://osvdb.org/36636
http://secunia.com/advisories/25339
http://secunia.com/advisories/25622
http://secunia.com/advisories/25763
http://secunia.com/advisories/25861
http://secunia.com/advisories/26083
http://security.gentoo.org/glsa/glsa-200706-04.xml
http://www.mandriva.com/security/advisories?name=MDKSA-2007:132
http://www.novell.com/linux/security/advisories/2007_14_sr.html
http://www.securityfocus.com/archive/1/470674/100/100/threaded
http://www.securityfocus.com/bid/24114
http://www.ubuntu.com/usn/usn-479-1
http://www.vupen.com/english/advisories/2007/1919
https://exchange.xforce.ibmcloud.com/vulnerabilities/34451

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2007-2831Madwifi memory buffer overflow vulnerabilityArray index error in the (1) ieee80211_ioctl_getwmmparams and (2) ieee80211_ioctl_setwmmparams functions in net80211/ieee80211_wireless.c in MadWifi …EPSS 3.5%7.8CVE-2006-7177Madwifi vulnerabilityMadWifi, when Ad-Hoc mode is used, allows remote attackers to cause a denial of service (system crash) via unspecified vectors that lead to a kernel …EPSS 2.3%7.8CVE-2006-7178Madwifi vulnerabilityMadWifi before 0.9.3 does not properly handle reception of an AUTH frame by an IBSS node, which allows remote attackers to cause a denial of service …EPSS 2.6%7.8CVE-2006-7179Madwifi vulnerabilityieee80211_input.c in MadWifi before 0.9.3 does not properly process Channel Switch Announcement Information Elements (CSA IEs), which allows remote a…EPSS 2.6%7.5CVE-2006-6332Madwifi vulnerabilityStack-based buffer overflow in net80211/ieee80211_wireless.c in MadWifi before 0.9.2.1 allows remote attackers to execute arbitrary code via unspecif…EPSS 20%7.1CVE-2005-4835Madwifi vulnerabilityThe ath_rate_sample function in the ath_rate/sample/sample.c sample code in MadWifi before 0.9.3 allows remote attackers to cause a denial of service…EPSS 1.7%6.8CVE-2006-7180Madwifi vulnerabilityieee80211_output.c in MadWifi before 0.9.3 sends unencrypted packets before WPA authentication succeeds, which allows remote attackers to obtain sens…EPSS 2.1%5.0CVE-2007-2829Madwifi vulnerabilityThe 802.11 network stack in net80211/ieee80211_input.c in MadWifi before 0.9.3.1 allows remote attackers to cause a denial of service (system hang) v…EPSS 3.3%

Source: NIST National Vulnerability Database (record CVE-2007-2830), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.