CVE-2021-34792 — Uncontrolled Resource Consumption in Cisco Adaptive Security Appliance Software

CWE-400 — Uncontrolled Resource ConsumptionCWE-401 — Missing Release of Memory after Effective Lifetime4 documents4 sources
Severity
7.5HIGHNVD
CNA8.6
EPSS
0.4%
top 37.38%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
11
Cisco Adaptive Security Appliance SoftwareCisco Firepower Threat DefenseCisco Adaptive Security Appliance Software+8 more
Timeline
PublishedOct 27
Latest updateMay 24

Description

A vulnerability in the memory management of Cisco Adaptive Security Appliance (ASA) Software and Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to improper resource management when connection rates are high. An attacker could exploit this vulnerability by opening a significant number of connections on an affected device. A successful exploit could allow the attac…

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages11 packages

▶NVDcisco/firepower_threat_defense6.4.0 — 6.4.0.13+3
▶NVDcisco/asa_5505_firmware4 versions+3
▶NVDcisco/asa_5580_firmware4 versions+3

🔴Vulnerability Details

2
GHSA
GHSA-6crr-3cm4-99qh: A vulnerability in the memory management of Cisco Adaptive Security Appliance (ASA) Software and Firepower Threat Defense (FTD) Software could allow a↗2022-05-24
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CVEList
Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Resource Exhaustion Denial of Service Vulnerability↗2021-10-27
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📋Vendor Advisories

1
Cisco
Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Resource Exhaustion Denial of Service Vulnerability↗2021-10-27
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CVE-2021-34792 — Uncontrolled Resource Consumption | cvebase