net-snmp up to 5.7 table_container.c _set_key UDP Packet null pointer dereference
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. |
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4.9 | $0-$5k | 0.00 |
A vulnerability, which was classified as problematic, has been found in net-snmp up to 5.7 (Network Management Software). Affected by this issue is the function _set_key
of the file agent/helpers/table_container.c. The manipulation as part of a UDP Packet leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-476. Impacted is availability.
The bug was discovered 10/08/2018. The weakness was released 10/08/2018 (Website). The advisory is available at dumpco.re. This vulnerability is handled as CVE-2018-18065 since 10/08/2018. The attack may be launched remotely. A simple authentication is needed for exploitation. Technical details as well as a public exploit are known.
It is declared as proof-of-concept. The exploit is available at exploit-db.com. The vulnerability scanner Nessus provides a plugin with the ID 118324 (Ubuntu 18.10 : net-snmp vulnerability (USN-3792-3)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Ubuntu Local Security Checks and running in the context local. The commercial vulnerability scanner Qualys is able to test this issue with plugin 171872 (OpenSUSE Security Update for net-snmp (openSUSE-SU-2018:3508-1)).
Upgrading to version 5.8 eliminates this vulnerability. A possible mitigation has been published 3 weeks after the disclosure of the vulnerability.
The vulnerability is also documented in the vulnerability database at Tenable (118324). Entry connected to this vulnerability is available at 125067.
Product
Type
Name
CPE 2.3
CPE 2.2
CVSSv3
VulDB Meta Base Score: 5.4VulDB Meta Temp Score: 4.9
VulDB Base Score: 4.3
VulDB Temp Score: 3.9
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 6.5
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Denial of serviceCWE: CWE-476
ATT&CK: Unknown
Local: No
Remote: Yes
Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
Nessus ID: 118324
Nessus Name: Ubuntu 18.10 : net-snmp vulnerability (USN-3792-3)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Exploit-DB: 🔍
Threat Intelligence
Threat: 🔍Adversaries: 🔍
Geopolitics: 🔍
Economy: 🔍
Predictions: 🔍
Remediation: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Upgrade: net-snmp 5.8
Timeline
10/08/2018 🔍10/08/2018 🔍
10/08/2018 🔍
10/08/2018 🔍
10/09/2018 🔍
10/22/2018 🔍
10/23/2018 🔍
03/31/2020 🔍
Sources
Advisory: dumpco.reStatus: Not defined
Confirmation: 🔍
CVE: CVE-2018-18065 (🔍)
OVAL: 🔍
scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍
Entry
Created: 10/09/2018 08:14 AMUpdated: 03/31/2020 04:55 PM
Changes: (6) vulnerability_discoverydate advisory_confirm_url exploit_availability exploit_publicity exploit_url countermeasure_date
Complete: 🔍
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