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An attacker can exploit this issue to escalate privileges and perform unauthorized actions.\n\n### Technologies Affected\n\n * Microsoft SharePoint Foundation 2010 SP1 \n * Microsoft SharePoint Server 2010 SP1 \n\n### Recommendations\n\n**Block external access at the network boundary, unless external parties require service.** \nIf global access isn't needed, filter access to the affected computer at the network boundary. Restricting access to only trusted computers and networks might greatly reduce the likelihood of successful exploits.\n\n**Deploy network intrusion detection systems to monitor network traffic for malicious activity.** \nDeploy a NIDS between the computer that is hosting the vulnerable service and the network perimeter. Flag on all anomalous communications that are destined for the vulnerable service. 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A remote attacker could exploit this vulnerability using directory-traversal strings (such as '../') to obtain sensitive information or elevate their privileges. This could help the attacker launch further attacks.\n\n### Technologies Affected\n\n * Microsoft SharePoint Foundation 2010 SP1 \n * Microsoft SharePoint Server 2010 SP1 \n\n### Recommendations\n\n**Block external access at the network boundary, unless external parties require service.** \nIf global access isn't needed, filter access to the affected computer at the network boundary. Restricting access to only trusted computers and networks might greatly reduce the likelihood of successful exploits.\n\n**Disallow anonymous access to services. Permit access for trusted individuals only.** \nAllow access to services to trusted and accountable individuals only. \n\n**Deploy network intrusion detection systems to monitor network traffic for malicious activity.** \nDeploy NIDS to detect and block attacks and anomalous activity such as requests containing suspicious URI sequences. Since the webserver may log such requests, review its logs regularly.\n\n**Run all software as a nonprivileged user with minimal access rights.** \nRunning server processes within a restricted environment using facilities such as chroot or jail may limit the consequences of successful exploits.\n\nUpdates are available. Please see the references or vendor advisory for more information.\n", "modified": "2013-03-12T00:00:00", "published": "2013-03-12T00:00:00", "id": "SMNTC-58370", "href": "https://www.symantec.com/content/symantec/english/en/security-center/vulnerabilities/writeup.html/58370", "type": "symantec", "title": "Microsoft SharePoint CVE-2013-0084 Directory Traversal Vulnerability", "cvss": {"score": 7.5, "vector": "AV:NETWORK/AC:LOW/Au:NONE/C:PARTIAL/I:PARTIAL/A:PARTIAL/"}}, {"lastseen": "2018-03-12T02:29:21", "bulletinFamily": "software", "description": "### Description\n\nMicrosoft SharePoint is prone to a denial-of-service vulnerability. An attacker can exploit this issue to cause the application to become unresponsive, denying service to legitimate users.\n\n### Technologies Affected\n\n * Microsoft SharePoint Foundation 2010 SP1 \n * Microsoft SharePoint Server 2010 SP1 \n\n### Recommendations\n\n**Block external access at the network boundary, unless external parties require service.** \nIf global access isn't needed, filter access to the affected computer at the network boundary. Restricting access to only trusted computers and networks might greatly reduce the likelihood of successful exploits.\n\n**Deploy network intrusion detection systems to monitor network traffic for malicious activity.** \nDeploy NIDS to monitor network traffic for signs of anomalous or suspicious activity. This may indicate exploit attempts or activity that results from successful exploits.\n\nUpdates are available. Please see the references or vendor advisory for more information.\n", "modified": "2013-03-12T00:00:00", "published": "2013-03-12T00:00:00", "id": "SMNTC-58372", "href": "https://www.symantec.com/content/symantec/english/en/security-center/vulnerabilities/writeup.html/58372", "type": "symantec", "title": "Microsoft SharePoint CVE-2013-0085 Denial of Service Vulnerability", "cvss": {"score": 7.8, "vector": "AV:NETWORK/AC:LOW/Au:NONE/C:NONE/I:NONE/A:COMPLETE/"}}, {"lastseen": "2018-03-12T04:24:41", "bulletinFamily": "software", "description": "### Description\n\nMicrosoft SharePoint is prone to a cross-site scripting vulnerability because it fails to properly sanitize user-supplied input. An attacker may leverage this issue to execute arbitrary script code in the browser of an unsuspecting user in the context of the affected site. This may allow the attacker to perform unauthorized actions such as reading, modifying, or deleting content on behalf of the victim on the SharePoint site.\n\n### Technologies Affected\n\n * Microsoft SharePoint Foundation 2010 SP1 \n * Microsoft SharePoint Server 2010 SP1 \n\n### Recommendations\n\n**Run all software as a nonprivileged user with minimal access rights.** \nAttackers may successfully exploit client flaws in the browser through cross-site scripting vulnerabilities. When possible, run client software as regular user accounts with limited access to system resources. This may limit the immediate consequences of client-side vulnerabilities. \n\n**Deploy network intrusion detection systems to monitor network traffic for malicious activity.** \nDeploy NIDS to detect and block attacks and anomalous activity such as requests containing suspicious URI sequences. Since the webserver may log such requests, review its logs regularly.\n\n**Do not follow links provided by unknown or untrusted sources.** \nWeb users should be cautious about following links to websites that are provided by unfamiliar or suspicious sources. Filtering HTML from emails may help remove a possible vector for transmitting malicious links to users. \n\n**Set web browser security to disable the execution of script code or active content.** \nSince exploiting cross-site scripting issues often requires malicious script code to run in browsers, consider disabling script code and active content support within a client browser as a way to prevent a successful exploit. Note that this mitigation tactic might adversely affect legitimate sites that rely on the execution of browser-based script code. \n\nUpdates are available. Please see the references or vendor advisory for more information.\n", "modified": "2013-03-12T00:00:00", "published": "2013-03-12T00:00:00", "id": "SMNTC-58367", "href": "https://www.symantec.com/content/symantec/english/en/security-center/vulnerabilities/writeup.html/58367", "type": "symantec", "title": "Microsoft SharePoint CVE-2013-0083 Cross Site Scripting Vulnerability", "cvss": {"score": 4.3, "vector": "AV:NETWORK/AC:MEDIUM/Au:NONE/C:NONE/I:PARTIAL/A:NONE/"}}]}
