CVE-2021-34790

CWE-358CWE-20 — Improper Input Validation4 documents4 sources
Severity
5.3MEDIUM
EPSS
0.5%
top 35.60%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
12
Cisco Adaptive Security ApplianceCisco Adaptive Security Appliance SoftwareCisco Firepower Threat Defense+9 more
Timeline
PublishedOct 27
Latest updateMay 24

Description

Multiple vulnerabilities in the Application Level Gateway (ALG) for the Network Address Translation (NAT) feature of Cisco Adaptive Security Appliance (ASA) Software and Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to bypass the ALG and open unauthorized connections with a host located behind the ALG. For more information about these vulnerabilities, see the Details section of this advisory. Note: These vulnerabilities have been publicly discussed as NA…

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:NExploitability: 2.8 | Impact: 1.4

Affected Packages12 packages

▶NVDcisco/adaptive_security_appliance_software9.12.0 — 9.12.4.29+2
▶NVDcisco/firepower_threat_defense6.5.0 — 6.6.5+2
▶NVDcisco/asa_5505_firmware009.008, 009.015+1

🔴Vulnerability Details

2
GHSA
GHSA-g7jg-fgxx-4vv5: Multiple vulnerabilities in the Application Level Gateway (ALG) for the Network Address Translation (NAT) feature of Cisco Adaptive Security Appliance↗2022-05-24
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CVEList
Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Application Level Gateway Bypass Vulnerabilities↗2021-10-27
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📋Vendor Advisories

1
Cisco
Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Application Level Gateway Bypass Vulnerabilities↗2021-10-27
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CVE-2021-34790 (MEDIUM CVSS 5.3) | Multiple vulnerabilities in the App | cvebase.io