VDB-10257 · CVE-2013-5691 · BID 62302

FreeBSD 8.3/9.0/9.1/9.2 sys_netinet6/sys_netatm Modules access control

CVSS Meta Temp Score
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CTI Interest Score
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3.2$0-$5k0.00

A vulnerability was found in FreeBSD 8.3/9.0/9.1/9.2 (Operating System). It has been classified as problematic. This affects some unknown functionality of the component sys_netinet6/sys_netatm Modules. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on availability. The summary by CVE is:

The (1) IPv6 and (2) ATM ioctl request handlers in the kernel in FreeBSD 8.3 through 9.2-STABLE do not validate SIOCSIFADDR, SIOCSIFBRDADDR, SIOCSIFDSTADDR, and SIOCSIFNETMASK requests, which allows local users to perform link-layer actions, cause a denial of service (panic), or possibly gain privileges via a crafted application.

The weakness was disclosed 09/10/2013 by Loganaden Velvindron and Gleb Smirnoff as confirmed mailinglist post (Bugtraq). The advisory is shared at seclists.org. The public release has been coordinated in cooperation with the project team. This vulnerability is uniquely identified as CVE-2013-5691 since 09/03/2013. An attack has to be approached locally. A authentication is required for exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 70261 (FreeBSD : FreeBSD -- Insufficient credential checks in network ioctl(2) (4d87d357-202c-11e3-be06-000c29ee3065)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD Local Security Checks.

Upgrading to version 9.2-RC1-p2 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at security.FreeBSD.org. The best possible mitigation is suggested to be upgrading to the latest version. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (70261). The entry 10258 is pretty similar.

Productinfo

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License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 3.3
VulDB Meta Temp Score: 3.2

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Access control
CWE: CWE-264
ATT&CK: T1068

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 70261
Nessus Name: FreeBSD : FreeBSD -- Insufficient credential checks in network ioctl(2) (4d87d357-202c-11e3-be06-000c29ee3065)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 892769
OpenVAS Name: Debian Security Advisory DSA 2769-1 (kfreebsd-9 - privilege escalation/denial of service
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: FreeBSD 9.2-RC1-p2
Patch: security.FreeBSD.org

Timelineinfo

09/03/2013 🔍
09/10/2013 +7 days 🔍
09/10/2013 +0 days 🔍
09/10/2013 +0 days 🔍
09/10/2013 +0 days 🔍
09/10/2013 +0 days 🔍
09/12/2013 +2 days 🔍
09/13/2013 +1 days 🔍
09/23/2013 +10 days 🔍
10/02/2013 +9 days 🔍
05/24/2021 +2791 days 🔍

Sourcesinfo

Product: freebsd.org

Advisory: seclists.org
Researcher: Loganaden Velvindron, Gleb Smirnoff
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2013-5691 (🔍)
Vulnerability Center: 41480 - FreeBSD Multiple Versions Remote Denial of Service and Possible Code Execution via Specific Maliciously Crafted Requests, High
SecurityFocus: 62302 - FreeBSD CVE-2013-5691 Local Privilege Escalation Vulnerability
Secunia: 54730 - FreeBSD Network ioctl Handling Privilege Escalation Vulnerability, Less Critical
OSVDB: 97180

See also: 🔍

Entryinfo

Created: 09/13/2013 11:35
Updated: 05/24/2021 15:02
Changes: 09/13/2013 11:35 (79), 05/11/2017 08:42 (3), 05/24/2021 15:02 (3)
Complete: 🔍
Committer:

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