MIT PGP Public Key Server search string buffer overflow

pgp-pks-search-bo (9171) The risk level is classified as HighHigh Risk


PGP Public Key Server is vulnerable to a buffer overflow, caused by improper bounds checking of remote search requests. By sending an overly long search string to a vulnerable server, a remote attacker could overflow a buffer and execute arbitrary code on the system with elevated privileges or cause the server to crash.


Gain Access


Download and install version 0.9.5 or later from the OpenPGP Public Key Server Web page. See References.

If upgrading to the latest version is not possible, apply the source code patch located at the Server RUBIN.CH Web page. See References.


Platforms Affected:

  • MIT PGP Public Key Server 0.9.2
  • MIT PGP Public Key Server 0.9.4


May 24, 2002

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