[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"all-banners":3,"SkipToContent_34xgpJIRRkpiT6ls6jE4NHf7VpvQCQBEwi69exi4oT0":4,"FooterNav_JsYsxvLufb1W12aeknKZ89on0MD0bNDTiB5EYxyxmU":11,"vulnerability-27167":17,"FooterSocial_u16tCafBUeGMoDrdLfTINytP2JB5msc6iB3VDUutAoU":39},[],["Island",5],{"key":6,"params":7,"result":9},"SkipToContent_34xgpJIRRkpiT6ls6jE4NHf7VpvQCQBEwi69exi4oT0",{"props":8},"{}",{"head":10},{},["Island",12],{"key":13,"params":14,"result":15},"FooterNav_JsYsxvLufb1W12aeknKZ89on0MD0bNDTiB5EYxyxmU",{"props":8},{"head":16},{},{"id":18,"detectable_with":19,"vuln_details":26,"vuln_id":36,"name":37,"published":38,"updated":27},27167,{"tool":20,"engine":23},{"id":21,"name":22},1,"Network Scanner",{"id":24,"name":25},2,"Nuclei",{"id":18,"codename":27,"description":27,"severity":28,"risk_description":29,"public_description":30,"public_recommendation":31,"recommendation":27,"references":32,"cvssv3":27,"epss_score":27,"epss_percentile":27,"cve":27,"in_cisa_catalog":34,"date":35,"software_type":27,"vendor":27,"product":27,"ptt_exploit_capabilities":27},null,"high","The presence of default credentials on the Server Message Block (SMB)\nservice poses a significant security risk. Should an attacker successfully\nguess or know these default credentials, they could gain unauthorized\naccess to shared files and directories. This initial access can lead to\nsevere consequences, including the exfiltration of sensitive data, the\nability to move laterally within the network to compromise other systems,\nthe potential for denial-of-service attacks, and even full system compromise\ndepending on the privileges associated with the default account. The ease\nwith which these default credentials can often be discovered or are publicly\nknown makes this a particularly attractive and exploitable vulnerability\nfor malicious actors.","The Server Message Block (SMB) protocol is a network file-sharing protocol that allows applications to read and write files and to request services from server programs in a computer network. This vulnerability arises when an SMB service is configured with default credentials (such as username/password combinations that are the same as the factory settings or easily guessable). Attackers can exploit these known or weak default credentials to gain unauthorized access to shared resources, potentially leading to further malicious activities.","We recommend to effectively address the risk of SMB default credentials. It is crucial\nto take immediate action. The most critical step is to change all default\nusernames and passwords associated with the SMB service to strong, unique\nalternatives that adhere to robust password policies. Furthermore, the\nprinciple of least privilege should be applied, ensuring that accounts\naccessing SMB shares only have the necessary permissions. Implementing\nnetwork segmentation can also limit the blast radius should a compromise\noccur. Regular security audits are essential to continuously identify and\nrectify any instances of weak or default credentials. Finally, disabling\nthe outdated SMBv1 protocol in favor of more secure versions like SMBv2\nor v3 is highly recommended, and monitoring SMB traffic for any unusual\nactivity can provide early warnings of potential breaches.",[33],"https://nmap.org/nsedoc/scripts/smb-brute.html",false,"2025-06-23T00:00:00Z","NETSCAN-NUCLEI-DEFAULT-LOGINS-SMB-DEFAULT-CREDS","SMB Default Credentials - Bruteforce","2025-05-30T00:00:00Z",["Island",40],{"key":41,"params":42,"result":44},"FooterSocial_u16tCafBUeGMoDrdLfTINytP2JB5msc6iB3VDUutAoU",{"props":43},"{\"text-color\":\"gray\"}",{"head":45},{}]