Vulnerability Name:

CVE-2009-2534 (CCN-51843)

Assigned:2009-07-17
Published:2009-07-17
Updated:2018-10-10
Summary:RealNetworks Helix Server and Helix Mobile Server before 13.0.0 allow remote attackers to cause a denial of service (daemon crash) via an RTSP SETUP request that (1) specifies the / URI or (2) lacks a / character in the URI.
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 (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
3.7 Low (Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
3.7 Low (CCN Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P/E:U/RL:OF/RC:C)
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 Type:CWE-20
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2009-2534

Source: CCN
Type: RealNetworks Web site
RealNetworks Security Update 071409HS

Source: CONFIRM
Type: UNKNOWN
http://docs.real.com/docs/security/SecurityUpdate071409HS.pdf

Source: OSVDB
Type: UNKNOWN
55982

Source: CCN
Type: SA35815
Helix Server Two Denial of Service Vulnerabilities

Source: CCN
Type: CORE-2009-0227
Real Helix DNA RTSP and SETUP request handler vulnerabilities

Source: MISC
Type: Exploit
http://www.coresecurity.com/content/real-helix-dna

Source: EXPLOIT-DB
Type: UNKNOWN
9198

Source: CCN
Type: OSVDB ID: 55982
RealNetworks Helix Server SETUP Request Handling Searched 0x2F Character Remote DoS

Source: BUGTRAQ
Type: UNKNOWN
20090717 CORE-2009-0227: Real Helix DNA RTSP and SETUP request handler vulnerabilities

Source: BID
Type: UNKNOWN
35732

Source: CCN
Type: BID-35732
RealNetworks Helix Server 'SETUP' Remote Denial of Service Vulnerability

Source: VUPEN
Type: UNKNOWN
ADV-2009-1947

Source: XF
Type: UNKNOWN
helixserver-setup-dos(51843)

Vulnerable Configuration:Configuration 1:
  • cpe:/a:realnetworks:helix_server:11.0:*:*:*:*:*:*:*
  • OR cpe:/a:realnetworks:helix_server:12.0.0:*:*:*:*:*:*:*
  • OR cpe:/a:realnetworks:helix_server:*:*:*:*:*:*:*:* (Version <= 12.0.1)
  • OR cpe:/a:realnetworks:helix_server_mobile:11.0:*:*:*:*:*:*:*
  • OR cpe:/a:realnetworks:helix_server_mobile:*:*:*:*:*:*:*:* (Version <= 12.0.0)

    • * Denotes that component is vulnerable
    BACK
    realnetworks helix server 11.0
    realnetworks helix server 12.0.0
    realnetworks helix server *
    realnetworks helix server mobile 11.0
    realnetworks helix server mobile *