CVE-2011-2480 Information

Description

Information Disclosure vulnerability in the 802.11 stack as used in FreeBSD before 8.2 and NetBSD when using certain non-x86 architectures. A signedness error in the IEEE80211_IOC_CHANINFO ioctl allows a local unprivileged user to cause the kernel to copy large amounts of kernel memory back to the user disclosing potentially sensitive information.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Reference

https://access.redhat.com/security/cve/cve-2011-2480 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=631160 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=631161 https://security-tracker.debian.org/tracker/CVE-2011-2480 https://www.openwall.com/lists/oss-security/2011/06/20/15

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

NONE

Base Severity

7.5