All vulnerabilities

Servers and applications

CVE-2012-2474

Memory leak on Cisco Adaptive Security Appliances (ASA) 5500 series devices with software 8.2 through 8.4 allows remote authenticated users to cause a denial of service (memory consumption and blank response page) by using the clientless WebVPN feature, aka Bug ID CSCth34278.

Severity
Medium 4.0
Published
6 Aug 2012
Last changed
16 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
1.4% in the next 30 daysHigher than 72% of CVEs. EPSS by FIRST, 12 Nov 2026
Weakness
Information exposure (CWE-200)
Attack
Over the network · Needs a login
Attacker can
Slow it down
CVSS vector
AV:N/AC:L/Au:S/C:N/I:N/A:P
Sources
NVD

Affected software

SoftwareAffected versions
Cisco ASA and Firepower Threat DefenseServers and applications · cpe:o:cisco:adaptive_security_appliance_software
  • Version 8.4
  • Version 8.3.2
  • Version 8.3.1-interim
  • Version 8.3.1
All 19 release lines
  • Version 8.2
  • 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 8.2.3
  • Version 8.3(1)
  • Version 8.3(2)
  • Version 8.3.1
  • Version 8.3.1-interim
  • Version 8.3.2
  • Version 8.4

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2012-2474
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2012-2474