High severity · published Nov 27, 2019
CVE-2011-2480
Information Disclosure vulnerability in the 802.11 stack, as used in FreeBSD before 8.2 and NetBSD when using certain non-x86 architectures
7.5
CVSS
1.6%
EPSS
No
On KEV
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
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.6% · higher than 76% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FR
Freebsd · Freebsd
before 8.2 · source: NVD
NE
Netbsd · Netbsd
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2011-2480
CVE.org
https://www.cve.org/CVERecord?id=CVE-2011-2480
Broken Link
https://access.redhat.com/security/cve/cve-2011-2480
Third Party Advisory
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=631160
Third Party Advisory
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=631161
Third Party Advisory
https://security-tracker.debian.org/tracker/CVE-2011-2480
Mailing List
https://www.openwall.com/lists/oss-security/2011/06/20/15
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