CVE-2021-34793

🗓️ 27 Oct 2021 18:56:26Reported by ciscoType

Vulnerability in TCP Normalizer of Cisco Adaptive Security Appliance (ASA) Software and Firepower Threat Defense (FTD) Software, allowing remote attacker to poison MAC address tables, causing DoS. Incorrect handling of TCP segments in transparent mode

Reporter	Title	Published	Views	Family All 12
Circl	CVE-2021-34793	27 Oct 202122:16	–	circl
Cisco	Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Transparent Mode Denial of Service Vulnerability	27 Oct 202116:00	–	cisco
Tenable Nessus	Cisco Adaptive Security Appliance Software Transparent Mode DoS (cisco-sa-asa-ftd-dos-JxYWMJyL)	6 Jun 202200:00	–	nessus
Tenable Nessus	Cisco Firepower Threat Defense Software Transparent Mode DoS (cisco-sa-asa-ftd-dos-JxYWMJyL)	6 Jun 202200:00	–	nessus
CNNVD	Cisco Firepower Threat Defense（FTD）和Cisco Adaptive Security Appliances Software（ASA Software）安全漏洞	27 Oct 202100:00	–	cnnvd
Cvelist	CVE-2021-34793 Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Transparent Mode Denial of Service Vulnerability	27 Oct 202118:56	–	cvelist
EUVD	EUVD-2021-21443	7 Oct 202500:30	–	euvd
NCSC	Vulnerabilities fixed in Cisco Adaptive Security Appliance (ASA)	28 Oct 202100:00	–	ncsc
NVD	CVE-2021-34793	27 Oct 202119:15	–	nvd
Prion	Denial of service	27 Oct 202119:15	–	prion

NVD

Node

cisco adaptive_security_applianceRange<9.8.4.40

cisco firepower_threat_defenseRange<6.4.0.13

cisco firepower_threat_defenseRange6.5.0–6.6.5

cisco firepower_threat_defenseRange6.7.0–6.7.0.3

cisco adaptive_security_appliance_softwareRange9.9.0–9.12.4.29

cisco adaptive_security_appliance_softwareRange9.13.0–9.14.3.9

cisco adaptive_security_appliance_softwareRange9.15.0–9.15.1.17

cisco adaptive_security_appliance_softwareRange9.16.0–9.16.2.3

Node

cisco asa_5512-x_firmwareMatch009.008(004.025)

AND

cisco asa_5512-xMatch-

Node

cisco asa_5505_firmwareMatch009.008(004.025)

AND

cisco asa_5505Match-

Node

cisco asa_5515-x_firmwareMatch009.008(004.025)

AND

cisco asa_5515-xMatch-

Node

cisco asa_5525-x_firmwareMatch009.008(004.025)

AND

cisco asa_5525-xMatch-

Node

cisco asa_5545-x_firmwareMatch009.008(004.025)

AND

cisco asa_5545-xMatch-

Node

cisco asa_5555-x_firmwareMatch009.008(004.025)

AND

cisco asa_5555-xMatch-

Node

cisco asa_5580_firmwareMatch009.008(004.025)

AND

cisco asa_5580Match-

Node

cisco asa_5585-x_firmwareMatch009.008(004.025)

AND

cisco asa_5585-xMatch-

[
  {
    "product": "Cisco Adaptive Security Appliance (ASA) Software",
    "vendor": "Cisco",
    "versions": [
      {
        "status": "affected",
        "version": "n/a"
      }
    ]
  }
]

Source	Link
tools	www.tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asa-ftd-dos-JxYWMJyL

21 Nov 2024 06:11Current

8.4High risk

Vulners AI Score8.4

CVSS 25

CVSS 3.18.6

EPSS0.00079

SSVC

CWE-924