-----BEGIN PGP SIGNED MESSAGE----- [ For Public Release ] __________________________________________________________ The U.S. Department of Energy Computer Incident Advisory Capability ___ __ __ _ ___ / | /_\ / \___ __|__ / \ \___ __________________________________________________________ INFORMATION BULLETIN HP-UX rlogin Vulnerability Update to HP-UX portion for rlogin in Bulletin H-25 July 23, 1997 22:00 GMT Number H-87 ______________________________________________________________________________ PROBLEM: A vulnerability exists in the rlogin executable. PLATFORM: HP 9000 Series 700/800s running HP-UX releases 9.X and 10.X. DAMAGE: May allow local users unauthorized root access. SOLUTION: Apply patches as needed. ______________________________________________________________________________ VULNERABILITY Exploit details involving this vulnerability have been made ASSESSMENT: publicly available. All patches are available now. Hewlett Packard recommends that this should be acted upon as soon as possible. ______________________________________________________________________________ [ Start Hewlett-Packard Advisory ] Document ID: HPSBUX9707-066 Date Loaded: 970722 Title: Security Vulnerability with rlogin - ------------------------------------------------------------------------- HEWLETT-PACKARD SECURITY BULLETIN: HPSB9707-066, 22 July 1997 - ------------------------------------------------------------------------- The information in the following Security Bulletin should be acted upon as soon as possible. Hewlett Packard will not be liable for any consequences to any customer resulting from customer's failure to fully implement instructions in this Security Bulletin as soon as possible. - ------------------------------------------------------------------------- PROBLEM: A vulnerability exists in the rlogin executable. This Security Bulletin supersedes the previous rlogin security bulletin HPSBUX9702-052, released on 5th February 1997. PLATFORM: HP9000 Series 700/800s running HP-UX 9.X and HP-UX 10.X releases. DAMAGE: A user could potentially gain access to privileged data. SOLUTION: Apply the appropriate patch to correct the vulnerability: HP-UX 9.00/01/03/04/05/07 : PHNE_11726 HP-UX 10.00/01/10 : PHNE_11727 HP-UX 10.20/30 : PHNE_11728 AVAILABILITY: All patches are are available now. ____________________________________________________________________ Hewlett-Packard recommends that the information in the following Security Bulletin should be acted upon as soon as possible. Hewlett- Packard will not be liable for any consequences to any customer resulting from customer's failure to fully implement instructions in this Security Bulletin as soon as possible. ____________________________________________________________________ I. Nature of the vulnerabilities A. rlogin A user could potentially gain access to privileged data. This Security Bulletin supersedes the previous rlogin security bulletin HPSBUX9702-052, released on 5th February 1997. B. Fixing the problems The problem can both be eliminated by applying the recommended patch. C. Recommended solution Hewlett-Packard recommends that the following patch be applied as appropriate: HP-UX 9.00/01/03/04/05/07 : PHNE_11726 HP-UX 10.00/01/10 : PHNE_11727 HP-UX 10.20/30 : PHNE_11728 D. 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HP is not liable for any misuse of this information by any third party. ________________________________________________________________________ - -----End of Document ID: HPSBUX9707-066--------------------------------- [ End Hewlett-Packard Advisory ] ______________________________________________________________________________ CIAC wishes to acknowledge the contributions of Hewlett-Packard for the information contained in this bulletin. ______________________________________________________________________________ CIAC, the Computer Incident Advisory Capability, is the computer security incident response team for the U.S. Department of Energy (DOE) and the emergency backup response team for the National Institutes of Health (NIH). CIAC is located at the Lawrence Livermore National Laboratory in Livermore, California. 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