Cisco ASA/Firepower Threat Defense SNMP extra values

CVSS Meta Temp Score
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CTI Interest Score
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6.9$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Cisco ASA and Firepower Threat Defense. This affects an unknown function of the component SNMP. Executing a manipulation can lead to improper handling of extra values. This vulnerability appears as CVE-2024-20268. The attack may be performed from remote. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Cisco ASA and Firepower Threat Defense (unknown version). It has been declared as critical. This vulnerability affects an unknown code block of the component SNMP. The manipulation with an unknown input leads to a improper handling of extra values vulnerability. The CWE definition for the vulnerability is CWE-231. The product does not handle or incorrectly handles when more values are provided than expected. As an impact it is known to affect availability. CVE summarizes:

A vulnerability in the Simple Network Management Protocol (SNMP) feature of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an authenticated, remote attacker to cause an unexpected reload of the device. This vulnerability is due to insufficient input validation of SNMP packets. An attacker could exploit this vulnerability by sending a crafted SNMP request to an affected device using IPv4 or IPv6. A successful exploit could allow the attacker to cause the affected device to reload, resulting in a denial of service (DoS) condition. This vulnerability affects all versions of SNMP (versions 1, 2c, and 3) and requires a valid SNMP community string or valid SNMPv3 user credentials.

The advisory is shared for download at sec.cloudapps.cisco.com. This vulnerability was named CVE-2024-20268 since 11/08/2023. The exploitation appears to be easy. The attack can be initiated remotely. There are neither technical details nor an exploit publicly available.

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: 7.1
VulDB Meta Temp Score: 6.9

VulDB Base Score: 6.5
VulDB Temp Score: 6.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 7.7
CNA Vector (cisco): 🔍

CVSSv2info

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

Exploitinginfo

Class: Improper handling of extra values
CWE: CWE-231 / CWE-229 / CWE-20
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

11/08/2023 🔍
10/23/2024 +349 days 🔍
10/23/2024 +0 days 🔍
10/25/2024 +2 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-asaftd-snmp-dos-7TcnzxTU
Status: Confirmed

CVE: CVE-2024-20268 (🔍)
GCVE (CVE): GCVE-0-2024-20268
GCVE (VulDB): GCVE-100-281608

Entryinfo

Created: 10/23/2024 19:25
Updated: 10/25/2024 16:27
Changes: 10/23/2024 19:25 (63), 10/25/2024 16:27 (1)
Complete: 🔍
Cache ID: 216::103

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