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Servers and applications

CVE-2011-3298

Cisco Adaptive Security Appliances (ASA) 5500 series devices, and the ASA Services module in Cisco Catalyst 6500 series devices, with software 7.0 before 7.0(8.13), 7.1 and 7.2 before 7.2(5.3), 8.0 before 8.0(5.24), 8.1 before 8.1(2.50), 8.2 before 8.2(5), 8.3 before 8.3(2.18), 8.4 before 8.4(1.10), and 8.5 before 8.5(1.1) and Cisco Firewall Services Module (aka FWSM) 3.1 before 3.1(21), 3.2…

Severity
High 7.9
Published
6 Oct 2011
Last changed
16 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
0.9% in the next 30 daysHigher than 58% of CVEs. EPSS by FIRST, 12 Nov 2026
Weakness
Improper authentication (CWE-287)
Attack
From the same local network · No login needed
Attacker can
Read data · Change data · Take it down
CVSS vector
AV:A/AC:M/Au:N/C:C/I:C/A:C
Sources
NVD

Description

Cisco Adaptive Security Appliances (ASA) 5500 series devices, and the ASA Services module in Cisco Catalyst 6500 series devices, with software 7.0 before 7.0(8.13), 7.1 and 7.2 before 7.2(5.3), 8.0 before 8.0(5.24), 8.1 before 8.1(2.50), 8.2 before 8.2(5), 8.3 before 8.3(2.18), 8.4 before 8.4(1.10), and 8.5 before 8.5(1.1) and Cisco Firewall Services Module (aka FWSM) 3.1 before 3.1(21), 3.2 before 3.2(22), 4.0 before 4.0(16), and 4.1 before 4.1(7) allow remote attackers to bypass authentication via a crafted TACACS+ reply, aka Bug IDs CSCto40365 and CSCto74274.

From NVD.

Affected software

SoftwareAffected versions
Cisco ASA and Firepower Threat DefenseServers and applications · cpe:o:cisco:adaptive_security_appliance_software
  • Version 8.5(1)
  • Version 8.5
  • Version 8.4(2)
  • Version 8.4(1.11)
All 73 release lines
  • Version 7.0
  • Version 7.0(0)
  • Version 7.0(1)
  • Version 7.0(2)
  • Version 7.0(4)
  • Version 7.0(5)
  • Version 7.0(5.2)
  • Version 7.0(6)
  • Version 7.0(6.7)
  • Version 7.0(7)
  • Version 7.0(8)
  • Version 7.0.1
  • Version 7.0.1.4
  • Version 7.0.2
  • Version 7.0.4
  • Version 7.0.4.3
  • Version 7.0.5
  • Version 7.0.6
  • Version 7.0.7
  • Version 7.0.8
  • Version 7.0.8-interim
  • Version 7.1
  • Version 7.2
  • Version 7.2(1)
  • Version 7.2(1.22)
  • Version 7.2(2)
  • Version 7.2(2.5)
  • Version 7.2(2.7)
  • Version 7.2(2.8)
  • Version 7.2(2.10)
  • Version 7.2(2.14)
  • Version 7.2(2.15)
  • Version 7.2(2.16)
  • Version 7.2(2.17)
  • Version 7.2(2.18)
  • Version 7.2(2.19)
  • Version 7.2(2.48)
  • Version 7.2(3)
  • Version 7.2(4)
  • Version 7.2(5)
  • Version 7.2.1
  • Version 7.2.2
  • Version 7.2.3
  • Version 7.2.4
  • Version 7.2.5
  • Version 8.0
  • Version 8.0(2)
  • Version 8.0(3)
  • Version 8.0(4)
  • Version 8.0(5)
  • Version 8.0.2
  • Version 8.0.3
  • Version 8.0.4
  • Version 8.0.5
  • Version 8.1
  • Version 8.2(1)
  • Version 8.2(2)
  • Version 8.2(3)
  • Version 8.2(3.9)
  • Version 8.2(4)
  • Version 8.2(4.1)
  • Version 8.2(4.4)
  • Version 8.2(5)
  • Version 8.2.1
  • Version 8.2.2
  • Version 8.2.2-interim
  • Version 8.3(1)
  • Version 8.3(2)
  • Version 8.4(1)
  • Version 8.4(1.11)
  • Version 8.4(2)
  • Version 8.5
  • Version 8.5(1)

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2011-3298
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2011-3298