UpHeron
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Servers and applications

CVE-2011-3285

CRLF injection vulnerability in /+CSCOE+/logon.html on Cisco Adaptive Security Appliances (ASA) 5500 series devices with software 8.0 through 8.4 allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks via unspecified vectors, aka Bug ID CSCth63101.

Severity
Medium 5.0
Published
2 May 2012
Last changed
16 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
2% in the next 30 daysHigher than 81% of CVEs. EPSS by FIRST, 12 Nov 2026
Weakness
Improper input validation (CWE-20)Code injection (CWE-94)
Attack
Over the network · No login needed
Attacker can
Change some data
CVSS vector
AV:N/AC:L/Au:N/C:N/I:P/A:N
Sources
NVD

Affected software

SoftwareAffected versions
Cisco ASA and Firepower Threat DefenseServers and applications · cpe:o:cisco:adaptive_security_appliance_software
  • Version 8.4(2.11)
  • Version 8.4(2)
  • Version 8.4(1.11)
  • Version 8.4(1)
All 32 release lines
  • 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 8.2.3
  • Version 8.3(1)
  • Version 8.3(2)
  • Version 8.3.1
  • Version 8.3.1-interim
  • Version 8.3.2
  • Version 8.4
  • Version 8.4(1)
  • Version 8.4(1.11)
  • Version 8.4(2)
  • Version 8.4(2.11)

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2011-3285
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2011-3285