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Vulnerability Details :

CVE-2002-1336

Summary
Assigner-mitre
Assigner Org ID-8254265b-2729-46b6-b9e3-3dfca2d5bfca
Published At-01 Sep, 2004 | 04:00
Updated At-08 Aug, 2024 | 03:19
Rejected At-
Credits

TightVNC before 1.2.6 generates the same challenge string for multiple connections, which allows remote attackers to bypass VNC authentication by sniffing the challenge and response of other users.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:mitre
Assigner Org ID:8254265b-2729-46b6-b9e3-3dfca2d5bfca
Published At:01 Sep, 2004 | 04:00
Updated At:08 Aug, 2024 | 03:19
Rejected At:
▼CVE Numbering Authority (CNA)

TightVNC before 1.2.6 generates the same challenge string for multiple connections, which allows remote attackers to bypass VNC authentication by sniffing the challenge and response of other users.

Affected Products
Vendor
n/a
Product
n/a
Versions
Affected
  • n/a
Problem Types
TypeCWE IDDescription
textN/An/a
Type: text
CWE ID: N/A
Description: n/a
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions

Configurations

Workarounds

Exploits

Credits

Timeline
EventDate
Replaced By

Rejected Reason

References
HyperlinkResource
https://exchange.xforce.ibmcloud.com/vulnerabilities/5992
vdb-entry
x_refsource_XF
http://www.redhat.com/support/errata/RHSA-2002-287.html
vendor-advisory
x_refsource_REDHAT
http://marc.info/?l=bugtraq&m=102753170201524&w=2
mailing-list
x_refsource_BUGTRAQ
http://www.redhat.com/support/errata/RHSA-2003-041.html
vendor-advisory
x_refsource_REDHAT
http://www.mandrakesoft.com/security/advisories?name=MDKSA-2003:022
vendor-advisory
x_refsource_MANDRAKE
http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000640
vendor-advisory
x_refsource_CONECTIVA
http://www.tightvnc.com/WhatsNew.txt
x_refsource_CONFIRM
http://marc.info/?l=bugtraq&m=102769183913594&w=2
mailing-list
x_refsource_BUGTRAQ
http://www.securityfocus.com/bid/5296
vdb-entry
x_refsource_BID
Hyperlink: https://exchange.xforce.ibmcloud.com/vulnerabilities/5992
Resource:
vdb-entry
x_refsource_XF
Hyperlink: http://www.redhat.com/support/errata/RHSA-2002-287.html
Resource:
vendor-advisory
x_refsource_REDHAT
Hyperlink: http://marc.info/?l=bugtraq&m=102753170201524&w=2
Resource:
mailing-list
x_refsource_BUGTRAQ
Hyperlink: http://www.redhat.com/support/errata/RHSA-2003-041.html
Resource:
vendor-advisory
x_refsource_REDHAT
Hyperlink: http://www.mandrakesoft.com/security/advisories?name=MDKSA-2003:022
Resource:
vendor-advisory
x_refsource_MANDRAKE
Hyperlink: http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000640
Resource:
vendor-advisory
x_refsource_CONECTIVA
Hyperlink: http://www.tightvnc.com/WhatsNew.txt
Resource:
x_refsource_CONFIRM
Hyperlink: http://marc.info/?l=bugtraq&m=102769183913594&w=2
Resource:
mailing-list
x_refsource_BUGTRAQ
Hyperlink: http://www.securityfocus.com/bid/5296
Resource:
vdb-entry
x_refsource_BID
▼Authorized Data Publishers (ADP)
CVE Program Container
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions

Configurations

Workarounds

Exploits

Credits

Timeline
EventDate
Replaced By

Rejected Reason

References
HyperlinkResource
https://exchange.xforce.ibmcloud.com/vulnerabilities/5992
vdb-entry
x_refsource_XF
x_transferred
http://www.redhat.com/support/errata/RHSA-2002-287.html
vendor-advisory
x_refsource_REDHAT
x_transferred
http://marc.info/?l=bugtraq&m=102753170201524&w=2
mailing-list
x_refsource_BUGTRAQ
x_transferred
http://www.redhat.com/support/errata/RHSA-2003-041.html
vendor-advisory
x_refsource_REDHAT
x_transferred
http://www.mandrakesoft.com/security/advisories?name=MDKSA-2003:022
vendor-advisory
x_refsource_MANDRAKE
x_transferred
http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000640
vendor-advisory
x_refsource_CONECTIVA
x_transferred
http://www.tightvnc.com/WhatsNew.txt
x_refsource_CONFIRM
x_transferred
http://marc.info/?l=bugtraq&m=102769183913594&w=2
mailing-list
x_refsource_BUGTRAQ
x_transferred
http://www.securityfocus.com/bid/5296
vdb-entry
x_refsource_BID
x_transferred
Hyperlink: https://exchange.xforce.ibmcloud.com/vulnerabilities/5992
Resource:
vdb-entry
x_refsource_XF
x_transferred
Hyperlink: http://www.redhat.com/support/errata/RHSA-2002-287.html
Resource:
vendor-advisory
x_refsource_REDHAT
x_transferred
Hyperlink: http://marc.info/?l=bugtraq&m=102753170201524&w=2
Resource:
mailing-list
x_refsource_BUGTRAQ
x_transferred
Hyperlink: http://www.redhat.com/support/errata/RHSA-2003-041.html
Resource:
vendor-advisory
x_refsource_REDHAT
x_transferred
Hyperlink: http://www.mandrakesoft.com/security/advisories?name=MDKSA-2003:022
Resource:
vendor-advisory
x_refsource_MANDRAKE
x_transferred
Hyperlink: http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000640
Resource:
vendor-advisory
x_refsource_CONECTIVA
x_transferred
Hyperlink: http://www.tightvnc.com/WhatsNew.txt
Resource:
x_refsource_CONFIRM
x_transferred
Hyperlink: http://marc.info/?l=bugtraq&m=102769183913594&w=2
Resource:
mailing-list
x_refsource_BUGTRAQ
x_transferred
Hyperlink: http://www.securityfocus.com/bid/5296
Resource:
vdb-entry
x_refsource_BID
x_transferred
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:cve@mitre.org
Published At:11 Dec, 2002 | 05:00
Updated At:16 Apr, 2026 | 00:27

TightVNC before 1.2.6 generates the same challenge string for multiple connections, which allows remote attackers to bypass VNC authentication by sniffing the challenge and response of other users.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Primary2.07.5HIGH
AV:N/AC:L/Au:N/C:P/I:P/A:P
Type: Primary
Version: 2.0
Base score: 7.5
Base severity: HIGH
Vector:
AV:N/AC:L/Au:N/C:P/I:P/A:P
CPE Matches

tightvnc
tightvnc
>>tightvnc>>1.2.0
cpe:2.3:a:tightvnc:tightvnc:1.2.0:*:*:*:*:*:*:*
tightvnc
tightvnc
>>tightvnc>>1.2.1
cpe:2.3:a:tightvnc:tightvnc:1.2.1:*:*:*:*:*:*:*
tightvnc
tightvnc
>>tightvnc>>1.2.3
cpe:2.3:a:tightvnc:tightvnc:1.2.3:*:*:*:*:*:*:*
tightvnc
tightvnc
>>tightvnc>>1.2.4
cpe:2.3:a:tightvnc:tightvnc:1.2.4:*:*:*:*:*:*:*
tightvnc
tightvnc
>>tightvnc>>1.2.5
cpe:2.3:a:tightvnc:tightvnc:1.2.5:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
NVD-CWE-OtherPrimarynvd@nist.gov
CWE ID: NVD-CWE-Other
Type: Primary
Source: nvd@nist.gov
Evaluator Description

Evaluator Impact

Evaluator Solution

Vendor Statements

References
HyperlinkSourceResource
http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000640cve@mitre.org
N/A
http://marc.info/?l=bugtraq&m=102753170201524&w=2cve@mitre.org
N/A
http://marc.info/?l=bugtraq&m=102769183913594&w=2cve@mitre.org
N/A
http://www.mandrakesoft.com/security/advisories?name=MDKSA-2003:022cve@mitre.org
N/A
http://www.redhat.com/support/errata/RHSA-2002-287.htmlcve@mitre.org
N/A
http://www.redhat.com/support/errata/RHSA-2003-041.htmlcve@mitre.org
N/A
http://www.securityfocus.com/bid/5296cve@mitre.org
N/A
http://www.tightvnc.com/WhatsNew.txtcve@mitre.org
N/A
https://exchange.xforce.ibmcloud.com/vulnerabilities/5992cve@mitre.org
N/A
http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000640af854a3a-2127-422b-91ae-364da2661108
N/A
http://marc.info/?l=bugtraq&m=102753170201524&w=2af854a3a-2127-422b-91ae-364da2661108
N/A
http://marc.info/?l=bugtraq&m=102769183913594&w=2af854a3a-2127-422b-91ae-364da2661108
N/A
http://www.mandrakesoft.com/security/advisories?name=MDKSA-2003:022af854a3a-2127-422b-91ae-364da2661108
N/A
http://www.redhat.com/support/errata/RHSA-2002-287.htmlaf854a3a-2127-422b-91ae-364da2661108
N/A
http://www.redhat.com/support/errata/RHSA-2003-041.htmlaf854a3a-2127-422b-91ae-364da2661108
N/A
http://www.securityfocus.com/bid/5296af854a3a-2127-422b-91ae-364da2661108
N/A
http://www.tightvnc.com/WhatsNew.txtaf854a3a-2127-422b-91ae-364da2661108
N/A
https://exchange.xforce.ibmcloud.com/vulnerabilities/5992af854a3a-2127-422b-91ae-364da2661108
N/A
Hyperlink: http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000640
Source: cve@mitre.org
Resource: N/A
Hyperlink: http://marc.info/?l=bugtraq&m=102753170201524&w=2
Source: cve@mitre.org
Resource: N/A
Hyperlink: http://marc.info/?l=bugtraq&m=102769183913594&w=2
Source: cve@mitre.org
Resource: N/A
Hyperlink: http://www.mandrakesoft.com/security/advisories?name=MDKSA-2003:022
Source: cve@mitre.org
Resource: N/A
Hyperlink: http://www.redhat.com/support/errata/RHSA-2002-287.html
Source: cve@mitre.org
Resource: N/A
Hyperlink: http://www.redhat.com/support/errata/RHSA-2003-041.html
Source: cve@mitre.org
Resource: N/A
Hyperlink: http://www.securityfocus.com/bid/5296
Source: cve@mitre.org
Resource: N/A
Hyperlink: http://www.tightvnc.com/WhatsNew.txt
Source: cve@mitre.org
Resource: N/A
Hyperlink: https://exchange.xforce.ibmcloud.com/vulnerabilities/5992
Source: cve@mitre.org
Resource: N/A
Hyperlink: http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000640
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Hyperlink: http://marc.info/?l=bugtraq&m=102753170201524&w=2
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Hyperlink: http://marc.info/?l=bugtraq&m=102769183913594&w=2
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Hyperlink: http://www.mandrakesoft.com/security/advisories?name=MDKSA-2003:022
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Hyperlink: http://www.redhat.com/support/errata/RHSA-2002-287.html
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Hyperlink: http://www.redhat.com/support/errata/RHSA-2003-041.html
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Hyperlink: http://www.securityfocus.com/bid/5296
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Hyperlink: http://www.tightvnc.com/WhatsNew.txt
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Hyperlink: https://exchange.xforce.ibmcloud.com/vulnerabilities/5992
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A

Change History

0
Information is not available yet

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