HP OpenVMS audit log file information disclosure

openvms-auditlogfile-information-disclosure (28695) The risk level is classified as LowLow Risk

Description:

HP OpenVMS could allow a local attacker to obtain sensitive information, caused by a vulnerability in the SYS$LOADABLE_IMAGES:NET$SESSION_CONTROL.EXE component. If a "network breakin" event occurs followed by a valid connection, the user's password for the valid connection is written in plaintext to the audit log file. A local administrator could exploit this vulnerability to obtain user passwords.

*CVSS:

Base Score: 1.2
  Access Vector: Local
  Access Complexity: High
  Authentication: Required
  Confidentiality Impact: Partial
  Integrity Impact: None
  Availability Impact: None
 
Temporal Score: .9
  Exploitability: Unproven
  Remediation Level: Official-Fix
  Report Confidence: Confirmed

Consequences:

Obtain Information

Remedy:

Apply the patch for this vulnerability (AXP_DNVOSIECO03-V732.PCSI-DCX_AXPEXE), available from the HP FTP site. See References.

References:

  • ECO SUMMARY INFORMATION: AXP_DNVOSIECO03-V732.PCSI-DCX_AXPEXE.
  • HP FTP site: Index of ftp://ftp.itrc.hp.com/openvms_patches/alpha/V7.3-2/.
  • BID-19783: HP OpenVMS Local Password Disclosure Vulnerability
  • CVE-2006-4537: NET$SESSION_CONTROL.EXE in DECnet-Plus in OpenVMS ALPHA 7.3-2 and Alpha 8.2 writes a password to an audit log file when there is a successful connection after a network breakin event, which allows local users to obtain passwords by reading the file.
  • OSVDB ID: 28272: OpenVMS NET$SESSION_CONTROL Module Cleartext Password Local Disclosure
  • OSVDB ID: 32582: OpenVMS Audit Logfile Cleartext Password Disclosure
  • SA21705: OpenVMS Session Control Password Disclosure Security Issue
  • SA23632: OpenVMS Audit Logfile Password Exposure
  • SECTRACK ID: 1016772: OpenVMS `SESSION_CONTROL.EXE` May Disclose a Password to Administrators via the Audit Log
  • SECTRACK ID: 1017472: OpenVMS SESSION_CONTROL.EXE Bug May Disclose Passwords to Local Users in Certain Cases

Platforms Affected:

  • HP OpenVMS Alpha 7.3-2
  • HP OpenVMS Alpha 8.2

Reported:

Aug 31, 2006

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The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.

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