Vulnerability Name:

CCN-51273

Published:2007-01-03
Updated:2007-01-03
Summary:Apache HTTP Server is vulnerable to a denial of service. By sending multiple incomplete HTTP requests to the server, a remote attacker could exploit this vulnerability to exhaust all available connections resulting in a denial of service.
CVSS v3 Severity:5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Low
CVSS v2 Severity:5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
4.5 Medium (CCN Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P/E:F/RL:U/RC:UR)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
Vulnerability Consequences:Denial of Service
References:Source: CCN
Type: BugTraq Mailing List, Wed Jan 03 2007 - 17:27:11 CST
a cheesy Apache / IIS DoS vuln (+a question)

Source: CCN
Type: SANS Internet Storm Center Web site
Apache HTTP DoS tool released

Source: XF
Type: UNKNOWN
apache-incomplete-request-dos(51273)

Vulnerable Configuration:Configuration CCN 1:
  • cpe:/a:apache:http_server:1.3:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.2:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.0:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.2.5:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.3.1:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.3.19:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.28:beta:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.3.26:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.3.6:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.3.9:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.3.12:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.3.20:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.3.23:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.3.17:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.3.14:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.38:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.39:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.42:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.3.11:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.3.27:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.3.28:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.47:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.3.29:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.60:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.49:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.48:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.51:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.3.33:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.52:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.40:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.3.37:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.59:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.2.4:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.46:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.55:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.2.3:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.2.0:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.2.2:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.2.6:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.3.0:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.3.2:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.3.39:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.3.3:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.3.36:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.3.35:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.3.34:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.3.32:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.3.31:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.3.24:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.3.22:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.3.4:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.3.18:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.3.25:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.28:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.32:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.35:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.36:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.37:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.41:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.0.2:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.0.3:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.0.5:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.1:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.1.1:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.2.9:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.3.10:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.3.13:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.3.15:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.3.16:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.3.30:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.3.38:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.3.5:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.3.7:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:1.3.8:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.32:beta:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.34:beta:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.43:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.44:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.45:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.50:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.53:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.54:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.56:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.57:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.58:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.60:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.61:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.9:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.1:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.1.1:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.1.2:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.1.3:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.1.4:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.1.5:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.1.6:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.1.7:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.1.8:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.2:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.2.1:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.3.0:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.9:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.63:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.2.8:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.2.9:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.11:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.12:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.13:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.14:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.15:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.16:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.17:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.18:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.19:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.20:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.21:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.22:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.23:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.24:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.25:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.26:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.27:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.29:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.30:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.31:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.33:*:*:*:*:*:*:*
  • OR cpe:/a:apache:http_server:2.0.34:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    apache http server 1.3
    apache http server 1.2
    apache http server 1.0
    apache http server 1.2.5
    apache http server 1.3.1
    apache http server 1.3.19
    apache http server 2.0.28 beta
    apache http server 2.0
    apache http server 1.3.26
    apache http server 1.3.6
    apache http server 1.3.9
    apache http server 1.3.12
    apache http server 1.3.20
    apache http server 1.3.23
    apache http server 1.3.17
    apache http server 1.3.14
    apache http server 2.0.38
    apache http server 2.0.39
    apache http server 2.0.42
    apache http server 1.3.11
    apache http server 1.3.27
    apache http server 1.3.28
    apache http server 2.0.47
    apache http server 1.3.29
    apache http server 2.0.60
    apache http server 2.0.49
    apache http server 2.0.48
    apache http server 2.0.51
    apache http server 1.3.33
    apache http server 2.0.52
    apache http server 2.0.40
    apache http server 1.3.37
    apache http server 2.0.59
    apache http server 2.2.4
    apache http server 2.0.46
    apache http server 2.0.55
    apache http server 2.2.3
    apache http server 2.2.0
    apache http server 2.2.2
    apache http server 2.2.6
    apache http server 1.3.0
    apache http server 1.3.2
    apache http server 1.3.39
    apache http server 1.3.3
    apache http server 1.3.36
    apache http server 1.3.35
    apache http server 1.3.34
    apache http server 1.3.32
    apache http server 1.3.31
    apache http server 1.3.24
    apache http server 1.3.22
    apache http server 1.3.4
    apache http server 1.3.18
    apache http server 1.3.25
    apache http server 2.0.28
    apache http server 2.0.32
    apache http server 2.0.35
    apache http server 2.0.36
    apache http server 2.0.37
    apache http server 2.0.41
    apache http server 1.0.2
    apache http server 1.0.3
    apache http server 1.0.5
    apache http server 1.1
    apache http server 1.1.1
    apache http server 1.2.9
    apache http server 1.3.10
    apache http server 1.3.13
    apache http server 1.3.15
    apache http server 1.3.16
    apache http server 1.3.30
    apache http server 1.3.38
    apache http server 1.3.5
    apache http server 1.3.7
    apache http server 1.3.8
    apache http server 2.0.32 beta
    apache http server 2.0.34 beta
    apache http server 2.0.43
    apache http server 2.0.44
    apache http server 2.0.45
    apache http server 2.0.50
    apache http server 2.0.53
    apache http server 2.0.54
    apache http server 2.0.56
    apache http server 2.0.57
    apache http server 2.0.58
    apache http server 2.0.60
    apache http server 2.0.61
    apache http server 2.0.9
    apache http server 2.1
    apache http server 2.1.1
    apache http server 2.1.2
    apache http server 2.1.3
    apache http server 2.1.4
    apache http server 2.1.5
    apache http server 2.1.6
    apache http server 2.1.7
    apache http server 2.1.8
    apache http server 2.2
    apache http server 2.2.1
    apache http server 2.3.0
    apache http server 2.0.9
    apache http server 2.0.63
    apache http server 2.2.8
    apache http server 2.2.9
    apache http server 2.0.11
    apache http server 2.0.12
    apache http server 2.0.13
    apache http server 2.0.14
    apache http server 2.0.15
    apache http server 2.0.16
    apache http server 2.0.17
    apache http server 2.0.18
    apache http server 2.0.19
    apache http server 2.0.20
    apache http server 2.0.21
    apache http server 2.0.22
    apache http server 2.0.23
    apache http server 2.0.24
    apache http server 2.0.25
    apache http server 2.0.26
    apache http server 2.0.27
    apache http server 2.0.29
    apache http server 2.0.30
    apache http server 2.0.31
    apache http server 2.0.33
    apache http server 2.0.34