Cisco StarOS SSH Service resource consumption

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 Cisco StarOS and classified as problematic. Affected by this vulnerability is an unknown functionality of the component SSH Service. Executing a manipulation can lead to resource consumption. The identification of this vulnerability is CVE-2021-1378. The attack may be launched remotely. There is no exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Cisco StarOS (Router Operating System) (the affected version is unknown) and classified as problematic. This vulnerability affects an unknown code of the component SSH Service. The manipulation with an unknown input leads to a resource consumption vulnerability. The CWE definition for the vulnerability is CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. As an impact it is known to affect availability.

The weakness was shared 02/17/2021 as cisco-sa-StarOS-DoS-RLLvGFJj. The advisory is shared for download at tools.cisco.com. This vulnerability was named CVE-2021-1378. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 03/03/2021). The MITRE ATT&CK project declares the attack technique as T1499.

Upgrading eliminates this vulnerability.

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Productinfo

Type

Vendor

Name

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

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Resource consumption
CWE: CWE-400 / 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: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/13/2020 🔍
02/17/2021 +96 days 🔍
02/17/2021 +0 days 🔍
03/03/2021 +13 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-StarOS-DoS-RLLvGFJj
Status: Confirmed

CVE: CVE-2021-1378 (🔍)
GCVE (CVE): GCVE-0-2021-1378
GCVE (VulDB): GCVE-100-170104

Entryinfo

Created: 02/17/2021 21:55
Updated: 03/03/2021 00:13
Changes: 02/17/2021 21:55 (38), 03/03/2021 00:09 (2), 03/03/2021 00:13 (19)
Complete: 🔍
Cache ID: 216::103

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