Cisco Email Security Appliance allocation of resources

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.3$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in Cisco Email Security Appliance. Impacted is an unknown function of the component Email Handler. The manipulation results in allocation of resources. This vulnerability was named CVE-2021-34741. The attack may be performed from remote. There is no available exploit. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in Cisco Email Security Appliance (Anti-Malware Software) (affected version not known). Affected is some unknown functionality of the component Email Handler. The manipulation with an unknown input leads to a allocation of resources vulnerability. CWE is classifying the issue as CWE-770. The product allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor. This is going to have an impact on availability.

The weakness was presented 11/04/2021 as cisco-sa-esa-dos-JOm9ETfO. The advisory is shared for download at tools.cisco.com. This vulnerability is traded as CVE-2021-34741 since 06/15/2021. There are neither technical details nor an exploit publicly available. 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: 7.5
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 7.5
CNA Vector (Cisco Systems, Inc.): 🔍

CVSSv2info

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

Exploitinginfo

Class: Allocation of resources
CWE: CWE-770 / 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

06/15/2021 🔍
11/04/2021 +142 days 🔍
11/04/2021 +0 days 🔍
11/09/2021 +5 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-esa-dos-JOm9ETfO
Status: Confirmed

CVE: CVE-2021-34741 (🔍)
GCVE (CVE): GCVE-0-2021-34741
GCVE (VulDB): GCVE-100-186048

Entryinfo

Created: 11/04/2021 20:02
Updated: 11/09/2021 15:00
Changes: 11/04/2021 20:02 (49), 11/09/2021 15:00 (1)
Complete: 🔍
Cache ID: 216::103

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