Huawei S6700/S7700/S9300/S9700/S12700/AR3200 MPLS Packet resource management

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.4$0-$5k0.00

Summaryinfo

A vulnerability was found in Huawei S6700, S7700, S9300, S9700, S12700 and AR3200. It has been classified as problematic. This vulnerability affects unknown code of the component MPLS Packet Handler. This manipulation causes resource management. This vulnerability appears as CVE-2016-8797. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability was found in Huawei S6700, S7700, S9300, S9700, S12700 and AR3200. It has been declared as problematic. Affected by this vulnerability is an unknown code block of the component MPLS Packet Handler. The manipulation with an unknown input leads to a resource management vulnerability. The CWE definition for the vulnerability is CWE-399. As an impact it is known to affect availability. The summary by CVE is:

Huawei AR3200 with software V200R007C00, V200R005C32, V200R005C20; S12700 with software V200R008C00, V200R007C00; S5300 with software V200R008C00, V200R007C00, V200R006C00; S5700 with software V200R008C00, V200R007C00, V200R006C00; S6300 with software V200R008C00, V200R007C00; S6700 with software V200R008C00, V200R007C00; S7700 with software V200R008C00, V200R007C00, V200R006C00; S9300 with software V200R008C00, V200R007C00, V200R006C00; and S9700 with software V200R008C00, V200R007C00, V200R006C00 allow remote attackers to send abnormal Multiprotocol Label Switching (MPLS) packets to cause memory exhaustion.

The bug was discovered 11/16/2016. The weakness was presented 04/02/2017 (Website). It is possible to read the advisory at huawei.com. This vulnerability is known as CVE-2016-8797 since 10/18/2016. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 11/24/2022).

The vulnerability was handled as a non-public zero-day exploit for at least 137 days. During that time the estimated underground price was around $5k-$25k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

See VDB-88561 for similar entry. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.4

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

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Resource management
CWE: CWE-399 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/18/2016 🔍
11/16/2016 +29 days 🔍
04/02/2017 +137 days 🔍
04/02/2017 +0 days 🔍
04/03/2017 +1 days 🔍
11/24/2022 +2061 days 🔍

Sourcesinfo

Vendor: huawei.com

Advisory: sa-20160608-01
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-8797 (🔍)
GCVE (CVE): GCVE-0-2016-8797
GCVE (VulDB): GCVE-100-99223
OSVDB: - CVE-2016-8797 - Huawei - Multiple Products - Denial of Service Issue

See also: 🔍

Entryinfo

Created: 04/03/2017 09:08
Updated: 11/24/2022 15:35
Changes: 04/03/2017 09:08 (56), 08/25/2020 10:07 (3), 11/24/2022 15:35 (3)
Complete: 🔍
Cache ID: 216::103

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