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Sid 1-2269

Message

SERVER-MAIL Sendmail RCPT TO prescan too many addresses overflow

Summary

Buffer overflow in Sendmail 5.79 to 8.12.7 allows remote attackers to execute arbitrary code via certain formatted address fields, related to sender and recipient header comments as processed by the crackaddr function of headers.c.

Impact

CVSS base score 10.0 CVSS impact score 10.0 CVSS exploitability score 10.0 confidentialityImpact COMPLETE integrityImpact COMPLETE availabilityImpact COMPLETE

Detailed information

Affected systems

  • sendmail advancedmessageserver 1.2
  • sendmail advancedmessageserver 1.3
  • sendmail sendmail 2.6
  • sendmail sendmail 2.6.1
  • sendmail sendmail 3.0
  • sendmail sendmail 3.0.1
  • sendmail sendmail 3.0.2
  • sendmail sendmail 5.59
  • sendmail sendmail 5.61
  • sendmail sendmail 5.65
  • sendmail sendmail 8.8.8
  • sendmail sendmail 8.9.0
  • sendmail sendmail 8.9.1
  • sendmail sendmail 8.9.2
  • sendmail sendmail 8.9.3
  • sendmail sendmail 8.10
  • sendmail sendmail 8.10.1
  • sendmail sendmail 8.10.2
  • sendmail sendmail 8.11.0
  • sendmail sendmail 8.11.1
  • sendmail sendmail 8.11.2
  • sendmail sendmail 8.11.3
  • sendmail sendmail 8.11.4
  • sendmail sendmail 8.11.5
  • sendmail sendmail 8.11.6
  • sendmail sendmail 8.12
  • sendmail sendmail 8.12.0
  • sendmail sendmail 8.12.1
  • sendmail sendmail 8.12.2
  • sendmail sendmail 8.12.3
  • sendmail sendmail 8.12.4
  • sendmail sendmail 8.12.5
  • sendmail sendmail 8.12.6
  • sendmail sendmail 8.12.7
  • sendmail sendmail_switch 2.1
  • sendmail sendmail_switch 2.1.1
  • sendmail sendmail_switch 2.1.2
  • sendmail sendmail_switch 2.1.3
  • sendmail sendmail_switch 2.1.4
  • sendmail sendmail_switch 2.2
  • sendmail sendmail_switch 2.2.1
  • sendmail sendmail_switch 2.2.2
  • sendmail sendmail_switch 2.2.3
  • sendmail sendmail_switch 2.2.4
  • sendmail sendmail_switch 3.0
  • sendmail sendmail_switch 3.0.1
  • sendmail sendmail_switch 3.0.2
  • sgi freeware 1.0
  • hp alphaserver_sc *
  • hp hp-ux 10.10
  • hp hp-ux 10.20
  • hp hp-ux 11.00
  • hp hp-ux 11.0.4
  • hp hp-ux 11.11
  • hp hp-ux 11.22
  • gentoo linux 1.4
  • netbsd netbsd 1.5
  • netbsd netbsd 1.5.1
  • netbsd netbsd 1.5.2
  • netbsd netbsd 1.5.3
  • netbsd netbsd 1.6
  • sun solaris 2.6
  • sun solaris 7.0
  • sun solaris 8.0
  • sun solaris 9.0
  • windriver bsdos 4.2
  • windriver bsdos 4.3.1
  • windriver bsdos 5.0
  • windriver platform_sa 1.0

Ease of attack

False positives

None known

False negatives

None known

Corrective action

Upgrade to the latest non-affected version of the software.

Apply the appropriate vendor supplied patches.

Contributors

  • Talos research team.
  • This document was generated from data supplied by the national vulnerability database, a product of the national institute of standards and technology.
  • For more information see nvd.

Additional References