All vulnerabilities

Servers and applications

CVE-2013-5512

Race condition in the HTTP Deep Packet Inspection (DPI) feature in Cisco Adaptive Security Appliance (ASA) Software 8.2.x before 8.2(5.46), 8.3.x before 8.3(2.39), 8.4.x before 8.4(5.5), 8.5.x before 8.5(1.18), 8.6.x before 8.6(1.12), 8.7.x before 8.7(1.4), 9.0.x before 9.0(1.4), and 9.1.x before 9.1(1.2), in certain conditions involving the spoof-server option or ActiveX or Java response…

Severity
High 7.1
Published
13 Oct 2013
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
Race condition (CWE-362)
Attack
Over the network · No login needed
Attacker can
Take it down
CVSS vector
AV:N/AC:M/Au:N/C:N/I:N/A:C
Sources
NVD

Description

Race condition in the HTTP Deep Packet Inspection (DPI) feature in Cisco Adaptive Security Appliance (ASA) Software 8.2.x before 8.2(5.46), 8.3.x before 8.3(2.39), 8.4.x before 8.4(5.5), 8.5.x before 8.5(1.18), 8.6.x before 8.6(1.12), 8.7.x before 8.7(1.4), 9.0.x before 9.0(1.4), and 9.1.x before 9.1(1.2), in certain conditions involving the spoof-server option or ActiveX or Java response inspection, allows remote attackers to cause a denial of service (device reload) via a crafted HTTP response, aka Bug ID CSCud37992.

From NVD.

Affected software

SoftwareAffected versions
Cisco ASA and Firepower Threat DefenseServers and applications · cpe:o:cisco:adaptive_security_appliance_software
  • Version 9.1
  • Version 9.0
  • Version 8.7(1.3)
  • Version 8.6(1.10)
All 33 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(5.35)
  • Version 8.2(5.38)
  • Version 8.3(1)
  • Version 8.3(2)
  • Version 8.3(2.34)
  • Version 8.3(2.37)
  • Version 8.4
  • Version 8.4(1)
  • Version 8.4(1.11)
  • Version 8.4(2)
  • Version 8.4(2.11)
  • Version 8.4(3)
  • Version 8.4(4.11)
  • Version 8.4(5)
  • Version 8.5
  • Version 8.5(1)
  • Version 8.5(1.17)
  • Version 8.6
  • Version 8.6(1)
  • Version 8.6(1.3)
  • Version 8.6(1.10)
  • Version 8.7(1.3)
  • Version 9.0
  • Version 9.1

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2013-5512
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2013-5512