[原文]index.php in Kayako SupportSuite 3.00.26 and earlier allow remote attackers to obtain the full path via (1) _a and (2) newsid parameters in the news module, (3) downloaditemid parameter in the downloads module, and (4) kbarticleid parameter in the knowledgebase module.
Kayako SupportSuite contains a flaw that may lead to an unauthorized information disclosure. The issue is triggered when a remote attacker to take advantage of unsanitized input to the '_a' and 'newsid' parameters in the news module, the 'downloaditemid' parameter in the downloads module, and the 'kbarticleid' parameter in the 'knowledgebase' module, which discloses the software's installation path resulting in a loss of confidentiality. While such information is relatively low risk, it is often useful in carrying out additional, more focused attacks.
The vendor has discontinued this product and therefore has no patch or upgrade that mitigates this problem. It is recommended that an alternate software package be used in its place.