VDB-79439 · CVE-2015-8084 · BID 77300

Huawei USG5500/USG2100/USG2200/USG5100 prior V300R001C10SPC600 DHCP Snooping input validation

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.
5.1$0-$5k0.00

Summaryinfo

A vulnerability has been found in Huawei USG5500, USG2100, USG2200 and USG5100 and classified as problematic. This affects an unknown function of the component DHCP Snooping. The manipulation leads to input validation. This vulnerability is traded as CVE-2015-8084. There is no exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Huawei USG5500, USG2100, USG2200 and USG5100 and classified as problematic. This issue affects an unknown part of the component DHCP Snooping. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is availability. The summary by CVE is:

Huawei USG5500, USG2100, USG2200, and USG5100 unified security gateways with software before V300R001C10SPC600, when "DHCP Snooping" is enabled and either "option82 insert" or "option82 rebuild" is enabled on an interface, allow remote attackers to cause a denial of service (reboot) via crafted DHCP packets.

The weakness was shared 12/07/2015 by Kurt Grutzmacher (Website). It is possible to read the advisory at www1.huawei.com. The identification of this vulnerability is CVE-2015-8084 since 11/06/2015. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available.

Upgrading to version V300R001C10SPC600 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 77300†). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

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

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: USG5500/USG2100/USG2200/USG5100 V300R001C10SPC600

Timelineinfo

10/21/2015 🔍
11/06/2015 +16 days 🔍
12/07/2015 +31 days 🔍
12/07/2015 +0 days 🔍
12/08/2015 +1 days 🔍
04/27/2018 +871 days 🔍

Sourcesinfo

Vendor: huawei.com

Advisory: www1.huawei.com
Researcher: Kurt Grutzmacher
Status: Not defined
Confirmation: 🔍

CVE: CVE-2015-8084 (🔍)
GCVE (CVE): GCVE-0-2015-8084
GCVE (VulDB): GCVE-100-79439
SecurityFocus: 77300 - Multiple Huawei Products 'DHCP Snooping' Function Denial of Service Vulnerability

Entryinfo

Created: 12/08/2015 10:31
Updated: 04/27/2018 09:37
Changes: 12/08/2015 10:31 (42), 04/27/2018 09:37 (11)
Complete: 🔍
Cache ID: 216:23D:103

Be aware that VulDB is the high quality source for vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Interested in the pricing of exploits?

See the underground prices here!