Vulnerability Name:

CVE-2007-6523 (CCN-38863)

Assigned:2007-12-05
Published:2007-12-05
Updated:2018-10-15
Summary:Algorithmic complexity vulnerability in Opera 9.50 beta and 9.x before 9.25 allows remote attackers to cause a denial of service (CPU consumption) via a crafted bitmap (BMP) file that triggers a large number of calculations and checks.
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:7.8 High (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C)
5.8 Medium (Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C/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): Complete
4.3 Medium (CCN CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P)
3.2 Low (CCN Temporal CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
Vulnerability Type:CWE-189
CWE-399
Vulnerability Consequences:Denial of Service
References:Source: CCN
Type: BugTraq Mailing List, Wed Dec 05 2007 - 01:13:59 CST
Opera 9.50 beta and prior remote DoS (freeze)

Source: MITRE
Type: CNA
CVE-2007-6523

Source: SUSE
Type: UNKNOWN
SUSE-SA:2008:001

Source: SECUNIA
Type: UNKNOWN
28314

Source: SREASON
Type: UNKNOWN
3482

Source: CCN
Type: Opera Web site
Changelog for Opera 9.25 for Windows

Source: CCN
Type: Opera Software Web site
Opera browser

Source: CCN
Type: Opera Software Knowledge Base Article 875
Advisory: Rich editing allows cross domain scripting

Source: CCN
Type: OSVDB ID: 42692
Opera Malformed BMP Handling CPU Consumption DoS

Source: BUGTRAQ
Type: UNKNOWN
20071205 Opera 9.50 beta and prior remote DoS (freeze)

Source: BID
Type: Exploit
26721

Source: CCN
Type: BID-26721
Opera Web Browser Bitmap File RLE Remote Denial Of Service Vulnerability

Source: VUPEN
Type: UNKNOWN
ADV-2007-4261

Source: XF
Type: UNKNOWN
opera-bmp-dos(38863)

Source: SUSE
Type: SUSE-SA:2008:001
Opera 9.25 security update

Vulnerable Configuration:Configuration 1:
  • cpe:/a:opera:opera_browser:9.0:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:9.0:beta1:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:9.0:beta2:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:9.01:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:9.02:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:9.10:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:9.12:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:9.20:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:9.20:beta1:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:9.21:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:9.22:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:9.23:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:9.24:*:*:*:*:*:*:*
  • OR cpe:/a:opera:opera_browser:9.50:beta1:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:opera:opera_browser:9.24:*:*:*:*:*:*:*
  • AND
  • cpe:/o:freebsd:freebsd:*:*:*:*:*:*:*:*
  • OR cpe:/o:opensuse:opensuse:10.2:*:*:*:*:*:*:*
  • OR cpe:/o:opensuse:opensuse:10.3:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:20076523
    V
    		CVE-2007-6523
    2015-11-16
    BACK
    opera opera browser 9.0
    opera opera browser 9.0 beta1
    opera opera browser 9.0 beta2
    opera opera browser 9.01
    opera opera browser 9.02
    opera opera browser 9.10
    opera opera browser 9.12
    opera opera browser 9.20
    opera opera browser 9.20 beta1
    opera opera browser 9.21
    opera opera browser 9.22
    opera opera browser 9.23
    opera opera browser 9.24
    opera opera browser 9.50 beta1
    opera opera browser 9.24
    freebsd freebsd *
    novell opensuse 10.2
    novell opensuse 10.3