FreeBSD 8.4/9.3/10.0/10.1 SCTP getsockopt access control

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.0$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in FreeBSD 8.4/9.3/10.0/10.1. The affected element is the function getsockopt of the component SCTP. The manipulation leads to access control. This vulnerability is documented as CVE-2014-8612. Additionally, an exploit exists. It is suggested to install a patch to address this issue.

Detailsinfo

A vulnerability was found in FreeBSD 8.4/9.3/10.0/10.1 (Operating System). It has been rated as problematic. This issue affects the function getsockopt of the component SCTP. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality, and integrity.

The weakness was released 01/27/2015 by Francisco Falcon with Core Security Technologies as FreeBSD-SA-15:02.kmem as confirmed advisory (Website). The advisory is shared at security.FreeBSD.org. The identification of this vulnerability is CVE-2014-8612 since 11/04/2014. An attack has to be approached locally. Required for exploitation is a simple authentication. Technical details as well as a public exploit are known. MITRE ATT&CK project uses the attack technique T1068 for this issue. The advisory points out:

Due to insufficient validation of the SCTP stream ID, which serves as an array index, a local unprivileged attacker can read or write 16-bits of kernel memory.

A public exploit has been developed by Core Security and been published 2 days after the advisory. The exploit is available at exploit-db.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 92884 (FreeBSD : FreeBSD -- SCTP SCTP_SS_VALUE kernel memory corruption and disclosure (0a5cf6d8-600a-11e6-a6c3-14dae9d210b8)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD Local Security Checks.

Applying a patch is able to eliminate this problem.

The vulnerability is also documented in the databases at X-Force (100600), Exploit-DB (35938), Tenable (92884), SecurityFocus (BID 72342†) and SecurityTracker (ID 1031648†). Entry connected to this vulnerability is available at VDB-69022. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.0

VulDB Base Score: 4.4
VulDB Temp Score: 4.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: Core Security
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 92884
Nessus Name: FreeBSD : FreeBSD -- SCTP SCTP_SS_VALUE kernel memory corruption and disclosure (0a5cf6d8-600a-11e6-a6c3-14dae9d210b8)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍

Timelineinfo

11/04/2014 🔍
01/27/2015 +84 days 🔍
01/27/2015 +0 days 🔍
01/27/2015 +0 days 🔍
01/28/2015 +1 days 🔍
01/29/2015 +1 days 🔍
01/29/2015 +0 days 🔍
01/29/2015 +0 days 🔍
01/29/2015 +0 days 🔍
02/02/2015 +4 days 🔍
07/25/2024 +3461 days 🔍

Sourcesinfo

Product: freebsd.org

Advisory: FreeBSD-SA-15:02.kmem
Researcher: Francisco Falcon
Organization: Core Security Technologies
Status: Confirmed

CVE: CVE-2014-8612 (🔍)
GCVE (CVE): GCVE-0-2014-8612
GCVE (VulDB): GCVE-100-68921
X-Force: 100600 - FreeBSD Stream Control Transmission Protocol privilege escalation, High Risk
SecurityFocus: 72342 - FreeBSD CVE-2014-8612 Local Privilege Escalation Vulnerability
SecurityTracker: 1031648 - FreeBSD SCTP Input Validation Flaw Lets Local Users Gain Elevated Privileges
Vulnerability Center: 48365 - FreeBSD Local Host Privilege due to Memory Corruption in SCTP Protocol - CVE-2014-8612, Medium

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 01/29/2015 10:27
Updated: 07/25/2024 04:33
Changes: 01/29/2015 10:27 (73), 06/19/2017 08:10 (12), 03/07/2022 15:46 (3), 03/07/2022 15:53 (1), 07/25/2024 04:33 (19)
Complete: 🔍
Cache ID: 216:52B:103

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Interested in the pricing of exploits?

See the underground prices here!