Huawei S6700/S7700/S9300/S9700/S12700/AR3200 MPLS Packet resource management
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.4 | $0-$5k | 0.00 |
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 $5k-$25k 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 88561 for similar entry.
Product
Vendor
Name
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
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CVSSv3
VulDB Meta Base Score: 6.4VulDB 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: 🔍
CVSSv2
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VulDB Base Score: 🔍
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Exploiting
Class: Resource managementCWE: CWE-399 / CWE-404
ATT&CK: Unknown
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
10/18/2016 🔍11/16/2016 🔍
04/02/2017 🔍
04/02/2017 🔍
04/03/2017 🔍
11/24/2022 🔍
Sources
Vendor: huawei.comAdvisory: sa-20160608-01
Status: Not defined
Confirmation: 🔍
CVE: CVE-2016-8797 (🔍)
OSVDB: - CVE-2016-8797 - Huawei - Multiple Products - Denial of Service Issue
See also: 🔍
Entry
Created: 04/03/2017 09:08Updated: 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: 🔍
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