Vulnerabilities > CVE-2005-0893 - Remote Security vulnerability in Smail 3.2.0.120

047910
CVSS 7.6 - HIGH
Attack vector
NETWORK
Attack complexity
HIGH
Privileges required
NONE
Confidentiality impact
COMPLETE
Integrity impact
COMPLETE
Availability impact
COMPLETE
network
high complexity
smail
nessus

Summary

modes.c in smail 3.2.0.120 implements signal handlers with certain unsafe library calls, which may allow attackers to execute arbitrary code via signal handler race conditions, possibly using xmalloc.

Vulnerable Configurations

Part Description Count
Application
Smail
1

Nessus

  • NASL familyDebian Local Security Checks
    NASL idDEBIAN_DSA-722.NASL
    descriptionA buffer overflow has been discovered in Smail, an electronic mail transport system, which allows remote attackers and local users to execute arbitrary code.
    last seen2020-06-01
    modified2020-06-02
    plugin id18226
    published2005-05-11
    reporterThis script is Copyright (C) 2005-2019 Tenable Network Security, Inc.
    sourcehttps://www.tenable.com/plugins/nessus/18226
    titleDebian DSA-722-1 : smail - buffer overflow
    code
    #%NASL_MIN_LEVEL 80502
    
    #
    # (C) Tenable Network Security, Inc.
    #
    # The descriptive text and package checks in this plugin were  
    # extracted from Debian Security Advisory DSA-722. The text 
    # itself is copyright (C) Software in the Public Interest, Inc.
    #
    
    include("compat.inc");
    
    if (description)
    {
      script_id(18226);
      script_version("1.18");
      script_cvs_date("Date: 2019/08/02 13:32:18");
    
      script_cve_id("CVE-2005-0892", "CVE-2005-0893");
      script_xref(name:"DSA", value:"722");
    
      script_name(english:"Debian DSA-722-1 : smail - buffer overflow");
      script_summary(english:"Checks dpkg output for the updated package");
    
      script_set_attribute(
        attribute:"synopsis", 
        value:"The remote Debian host is missing a security-related update."
      );
      script_set_attribute(
        attribute:"description", 
        value:
    "A buffer overflow has been discovered in Smail, an electronic mail
    transport system, which allows remote attackers and local users to
    execute arbitrary code."
      );
      script_set_attribute(
        attribute:"see_also",
        value:"http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=301428"
      );
      script_set_attribute(
        attribute:"see_also",
        value:"http://www.debian.org/security/2005/dsa-722"
      );
      script_set_attribute(
        attribute:"solution", 
        value:
    "Upgrade the smail package.
    
    For the stable distribution (woody) this problem has been fixed in
    version 3.2.0.114-4woody1."
      );
      script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C");
    
      script_set_attribute(attribute:"plugin_type", value:"local");
      script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:smail");
      script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:3.0");
    
      script_set_attribute(attribute:"patch_publication_date", value:"2005/05/09");
      script_set_attribute(attribute:"plugin_publication_date", value:"2005/05/11");
      script_set_attribute(attribute:"vuln_publication_date", value:"2005/03/25");
      script_end_attributes();
    
      script_category(ACT_GATHER_INFO);
      script_copyright(english:"This script is Copyright (C) 2005-2019 Tenable Network Security, Inc.");
      script_family(english:"Debian Local Security Checks");
    
      script_dependencies("ssh_get_info.nasl");
      script_require_keys("Host/local_checks_enabled", "Host/Debian/release", "Host/Debian/dpkg-l");
    
      exit(0);
    }
    
    
    include("audit.inc");
    include("debian_package.inc");
    
    
    if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
    if (!get_kb_item("Host/Debian/release")) audit(AUDIT_OS_NOT, "Debian");
    if (!get_kb_item("Host/Debian/dpkg-l")) audit(AUDIT_PACKAGE_LIST_MISSING);
    
    
    flag = 0;
    if (deb_check(release:"3.0", prefix:"smail", reference:"3.2.0.114-4woody1")) flag++;
    
    if (flag)
    {
      if (report_verbosity > 0) security_hole(port:0, extra:deb_report_get());
      else security_hole(0);
      exit(0);
    }
    else audit(AUDIT_HOST_NOT, "affected");
    
  • NASL familySMTP problems
    NASL idSMAIL_MULTIPLE_VULNERABILITIES.NASL
    descriptionAccording to its banner, the remote host is running as its mail server S-mail version 3.2.0.120 or older. Such versions contain various vulnerabilities that may allow an unauthenticated attacker execute arbitrary code on the remote host by exploiting a heap overflow by sending a malformed argument to the
    last seen2020-06-01
    modified2020-06-02
    plugin id17633
    published2005-03-25
    reporterThis script is Copyright (C) 2005-2018 Tenable Network Security, Inc.
    sourcehttps://www.tenable.com/plugins/nessus/17633
    titleSmail-3 < 3.2.0.121 Multiple Vulnerabilities
    code
    #
    # (C) Tenable Network Security, Inc.
    #
    
    include("compat.inc");
    
    if(description)
    {
     script_id(17633);
     script_version ("1.16");
    
     script_cve_id("CVE-2005-0892", "CVE-2005-0893");
     script_bugtraq_id(12899, 12922);
     
     script_name(english:"Smail-3 < 3.2.0.121 Multiple Vulnerabilities");
     
     script_set_attribute(attribute:"synopsis", value:
    "The remote mail server is affected by multiple vulnerabilities." );
     script_set_attribute(attribute:"description", value:
    "According to its banner, the remote host is running as its mail server
    S-mail version 3.2.0.120 or older.  Such versions contain various
    vulnerabilities that may allow an unauthenticated attacker execute
    arbitrary code on the remote host by exploiting a heap overflow by
    sending a malformed argument to the 'MAIL FROM' command." );
     script_set_attribute(attribute:"see_also", value:"https://seclists.org/bugtraq/2005/Mar/447");
     script_set_attribute(attribute:"see_also", value:"https://seclists.org/bugtraq/2005/Mar/471");
     script_set_attribute(attribute:"see_also", value:"https://seclists.org/bugtraq/2005/Mar/474");
     script_set_attribute(attribute:"see_also", value:"https://seclists.org/bugtraq/2005/Mar/486");
     script_set_attribute(attribute:"see_also", value:"ftp://ftp.weird.com/pub/local/smail-3.2.0.121.ChangeLog" );
     script_set_attribute(attribute:"solution", value:
    "Upgrade to Smail 3.2.0.121 or later." );
     script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P");
     script_set_cvss_temporal_vector("CVSS2#E:POC/RL:OF/RC:C");
     script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
     script_set_attribute(attribute:"exploit_available", value:"true");
    
     script_set_attribute(attribute:"plugin_publication_date", value: "2005/03/25");
     script_set_attribute(attribute:"vuln_publication_date", value: "2005/03/26");
     script_cvs_date("Date: 2018/11/15 20:50:24");
    script_set_attribute(attribute:"plugin_type", value:"remote");
    script_end_attributes();
    
     script_summary(english:"Checks the version of the remote Smail daemon");
     script_category(ACT_GATHER_INFO);
     script_copyright(english:"This script is Copyright (C) 2005-2018 Tenable Network Security, Inc.");
     script_family(english:"SMTP problems");
     script_dependencie("smtpserver_detect.nasl", "smtpscan.nasl");
     script_require_ports("Services/smtp", 25);
     exit(0);
    }
    
    #
    # The script code starts here
    #
    
    include('smtp_func.inc');
    port = get_kb_item("Services/smtp");
    if(!port)port = 25;
    
    banner = get_smtp_banner(port:port);
    if ( ! banner )exit(0);
    if ( ereg(pattern:".* Smail(-)?3\.([01]\.|2\.0\.([0-9] |[0-9][0-9] |1[01][0-9] |120 ))", string:banner) ) security_hole(port);