Vulnerability Monitor

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CVE-2005-2640

Behavioral discrepancy information leak in Juniper Netscreen VPN running ScreenOS 5.2.0 and earlier, when using IKE with pre-shared key authentication, allows remote attackers to enumerate valid usernames via an IKE Aggressive Mode packet, which generates a response if the username is valid but does not respond when the username is invalid.

Published

2005-08-23T04:00:00.000

Last Modified

2025-04-03T01:03:51.193

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 5.0 (MEDIUM)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:N/A:N

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: PARTIAL
  • Integrity Impact: NONE
  • Availability Impact: NONE
Exploitability Score

10.0

Impact Score

2.9

Weaknesses
  • Type: Primary
    NVD-CWE-Other
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application neoteris instant_virtual_extranet 3.0 Yes
Application neoteris instant_virtual_extranet 3.1 Yes
Application neoteris instant_virtual_extranet 3.2 Yes
Application neoteris instant_virtual_extranet 3.3 Yes
Application neoteris instant_virtual_extranet 3.3.1 Yes
Operating System juniper netscreen_screenos 1.7 Yes
Operating System juniper netscreen_screenos 1.64 Yes
Operating System juniper netscreen_screenos 1.66 Yes
Operating System juniper netscreen_screenos 1.66_r2 Yes
Operating System juniper netscreen_screenos 1.73_r1 Yes
Operating System juniper netscreen_screenos 1.73_r2 Yes
Operating System juniper netscreen_screenos 2.0.1_r8 Yes
Operating System juniper netscreen_screenos 2.1 Yes
Operating System juniper netscreen_screenos 2.1_r6 Yes
Operating System juniper netscreen_screenos 2.1_r7 Yes
Operating System juniper netscreen_screenos 2.5 Yes
Operating System juniper netscreen_screenos 2.5r1 Yes
Operating System juniper netscreen_screenos 2.5r2 Yes
Operating System juniper netscreen_screenos 2.5r6 Yes
Operating System juniper netscreen_screenos 2.6.0 Yes
Operating System juniper netscreen_screenos 2.6.1 Yes
Operating System juniper netscreen_screenos 2.6.1r1 Yes
Operating System juniper netscreen_screenos 2.6.1r2 Yes
Operating System juniper netscreen_screenos 2.6.1r3 Yes
Operating System juniper netscreen_screenos 2.6.1r4 Yes
Operating System juniper netscreen_screenos 2.6.1r5 Yes
Operating System juniper netscreen_screenos 2.6.1r6 Yes
Operating System juniper netscreen_screenos 2.6.1r7 Yes
Operating System juniper netscreen_screenos 2.6.1r8 Yes
Operating System juniper netscreen_screenos 2.6.1r9 Yes
Operating System juniper netscreen_screenos 2.6.1r10 Yes
Operating System juniper netscreen_screenos 2.6.1r11 Yes
Operating System juniper netscreen_screenos 2.6.1r12 Yes
Operating System juniper netscreen_screenos 2.7.1 Yes
Operating System juniper netscreen_screenos 2.7.1r1 Yes
Operating System juniper netscreen_screenos 2.7.1r2 Yes
Operating System juniper netscreen_screenos 2.7.1r3 Yes
Operating System juniper netscreen_screenos 2.8 Yes
Operating System juniper netscreen_screenos 2.8_r1 Yes
Operating System juniper netscreen_screenos 2.10_r3 Yes
Operating System juniper netscreen_screenos 2.10_r4 Yes
Operating System juniper netscreen_screenos 3.0.0 Yes
Operating System juniper netscreen_screenos 3.0.0r1 Yes
Operating System juniper netscreen_screenos 3.0.0r2 Yes
Operating System juniper netscreen_screenos 3.0.0r3 Yes
Operating System juniper netscreen_screenos 3.0.0r4 Yes
Operating System juniper netscreen_screenos 3.0.1 Yes
Operating System juniper netscreen_screenos 3.0.1r1 Yes
Operating System juniper netscreen_screenos 3.0.1r2 Yes
Operating System juniper netscreen_screenos 3.0.1r3 Yes
Operating System juniper netscreen_screenos 3.0.1r4 Yes
Operating System juniper netscreen_screenos 3.0.1r5 Yes
Operating System juniper netscreen_screenos 3.0.1r6 Yes
Operating System juniper netscreen_screenos 3.0.1r7 Yes
Operating System juniper netscreen_screenos 3.0.2 Yes
Operating System juniper netscreen_screenos 3.0.3 Yes
Operating System juniper netscreen_screenos 3.0.3_r1.1 Yes
Operating System juniper netscreen_screenos 3.0.3r1 Yes
Operating System juniper netscreen_screenos 3.0.3r2 Yes
Operating System juniper netscreen_screenos 3.0.3r3 Yes
Operating System juniper netscreen_screenos 3.0.3r4 Yes
Operating System juniper netscreen_screenos 3.0.3r5 Yes
Operating System juniper netscreen_screenos 3.0.3r6 Yes
Operating System juniper netscreen_screenos 3.0.3r7 Yes
Operating System juniper netscreen_screenos 3.0.3r8 Yes
Operating System juniper netscreen_screenos 3.1.0 Yes
Operating System juniper netscreen_screenos 3.1.0r1 Yes
Operating System juniper netscreen_screenos 3.1.0r2 Yes
Operating System juniper netscreen_screenos 3.1.0r3 Yes
Operating System juniper netscreen_screenos 3.1.0r4 Yes
Operating System juniper netscreen_screenos 3.1.0r5 Yes
Operating System juniper netscreen_screenos 3.1.0r6 Yes
Operating System juniper netscreen_screenos 3.1.0r7 Yes
Operating System juniper netscreen_screenos 3.1.0r8 Yes
Operating System juniper netscreen_screenos 3.1.0r9 Yes
Operating System juniper netscreen_screenos 3.1.0r10 Yes
Operating System juniper netscreen_screenos 3.1.0r11 Yes
Operating System juniper netscreen_screenos 3.1.0r12 Yes
Operating System juniper netscreen_screenos 3.1.1_r2 Yes
Operating System juniper netscreen_screenos 4.0.0 Yes
Operating System juniper netscreen_screenos 4.0.0 Yes
Operating System juniper netscreen_screenos 4.0.0r1 Yes
Operating System juniper netscreen_screenos 4.0.0r2 Yes
Operating System juniper netscreen_screenos 4.0.0r3 Yes
Operating System juniper netscreen_screenos 4.0.0r4 Yes
Operating System juniper netscreen_screenos 4.0.0r5 Yes
Operating System juniper netscreen_screenos 4.0.0r6 Yes
Operating System juniper netscreen_screenos 4.0.0r7 Yes
Operating System juniper netscreen_screenos 4.0.0r8 Yes
Operating System juniper netscreen_screenos 4.0.0r9 Yes
Operating System juniper netscreen_screenos 4.0.0r10 Yes
Operating System juniper netscreen_screenos 4.0.0r11 Yes
Operating System juniper netscreen_screenos 4.0.0r12 Yes
Operating System juniper netscreen_screenos 4.0.1 Yes
Operating System juniper netscreen_screenos 4.0.1r1 Yes
Operating System juniper netscreen_screenos 4.0.1r2 Yes
Operating System juniper netscreen_screenos 4.0.1r3 Yes
Operating System juniper netscreen_screenos 4.0.1r4 Yes
Operating System juniper netscreen_screenos 4.0.1r5 Yes
Operating System juniper netscreen_screenos 4.0.1r6 Yes
Operating System juniper netscreen_screenos 4.0.1r7 Yes
Operating System juniper netscreen_screenos 4.0.1r8 Yes
Operating System juniper netscreen_screenos 4.0.1r9 Yes
Operating System juniper netscreen_screenos 4.0.1r10 Yes
Operating System juniper netscreen_screenos 4.0.2 Yes
Operating System juniper netscreen_screenos 4.0.3 Yes
Operating System juniper netscreen_screenos 4.0.3r1 Yes
Operating System juniper netscreen_screenos 4.0.3r2 Yes
Operating System juniper netscreen_screenos 4.0.3r3 Yes
Operating System juniper netscreen_screenos 4.0.3r4 Yes
Operating System juniper netscreen_screenos 5.0.0 Yes
Operating System juniper netscreen_screenos 5.1.0 Yes
Operating System juniper netscreen_screenos 5.1.0r3a Yes
Operating System juniper netscreen_screenos 5.2.0 Yes
Operating System netscreen ns-10 * Yes
Operating System netscreen ns-100 3.0_.pe1.0 Yes
Operating System netscreen ns-204 5.0.0_r6.0 Yes
Operating System netscreen ns-204 0110.0_11_4.0_r10.0 Yes
Operating System netscreen ns-204 0110.0_11_5.1.0_r3a Yes
Operating System netscreen ns-500 4110.0_11_4.0_r10.0 Yes
Operating System netscreen ns-500 4110.0_11_5.1.0_r3a Yes
Operating System netscreen ns-50ns25 5.0.0_r6.0 Yes
Hardware juniper netscreen-5gt 5.0 Yes
Hardware juniper netscreen-idp 3.0 Yes
Hardware juniper netscreen-idp 3.0r1 Yes
Hardware juniper netscreen-idp 3.0r2 Yes
Hardware juniper netscreen-idp_10 3.0.1_r1 Yes
Hardware juniper netscreen-idp_100 3.0.1_r1 Yes
Hardware juniper netscreen-idp_1000 3.0.1_r1 Yes
Hardware juniper netscreen-idp_500 3.0.1_r1 Yes
Hardware netscreen netscreen-sa_5000_series * Yes
Hardware netscreen netscreen-sa_5020_series 4.2_r2.2 Yes
Hardware netscreen netscreen-sa_5050_series 4.2_r2.2 Yes
References