{"id":"CVE-2023-32560","published":"2023-08-10T19:07:38Z","modified":"2025-03-06T15:46:27Z","title":"An attacker can send a specially crafted message to the Wavelink Avalanche Manager, which could result in service…","vendor":"Ivanti","product":"Avalanche","tier":"core","eol":null,"affectedVersions":[{"vendor":"Ivanti","product":"Avalanche","versions":["all versions"]}],"description":{"text":"An attacker can send a specially crafted message to the Wavelink Avalanche Manager, which could result in service disruption or arbitrary code execution.\n\nThanks to a Researcher at Tenable for finding and reporting.\n\nFixed in version 6.4.1.","provenance":"source","from":"CVE.org"},"summary":{"text":"The Wavelink Avalanche Manager component of Ivanti's Avalanche product contains a flaw that stems from improper input validation and an out-of-bounds write. An attacker who can reach the Avalanche Manager over an adjacent network and send it a specially crafted message, without authentication or user interaction, could cause service disruption or execute arbitrary code.","provenance":"ai","model":"claude-haiku-5-5","generatedAt":"2026-10-29T07:12:16Z"},"cvss":{"score":8.8,"severity":"HIGH","version":"3.0","vector":"CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","provenance":"source","from":"CVE.org CNA"},"epss":{"score":0.99401,"percentile":0.99941,"date":"2026-10-29","provenance":"source"},"kev":null,"vulncheckKev":null,"exploited":false,"otx":{"pulseCount":1,"pulses":[{"name":"Threat Intel Report - W34-2023","url":"https://otx.alienvault.com/pulse/64e4692e7edecd7dcf00a75d","created":"2023-08-22"}],"provenance":"machine"},"cwes":[{"id":"CWE-787","name":"Out-of-bounds Write"},{"id":"CWE-20","name":"Improper Input Validation"}],"references":[{"url":"https://forums.ivanti.com/s/article/Avalanche-Vulnerabilities-Addressed-in-6-4-1?language=en_US","tags":[]},{"url":"http://packetstormsecurity.com/files/174459/Ivanti-Avalance-Remote-Code-Execution.html","tags":[]},{"url":"http://packetstormsecurity.com/files/174698/Ivanti-Avalanche-MDM-Buffer-Overflow.html","tags":[]}],"techniques":[],"reports":[],"affected":[],"advisories":[],"euvd":{"id":"EUVD-2023-36804","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2023-36804","exploited":false,"exploitedSince":null,"provenance":"source"},"exploits":[{"id":51699,"url":"https://www.exploit-db.com/exploits/51699","title":"Ivanti Avalanche <v6.4.0.0 - Remote Code Execution","type":"remote","platform":"windows","date":"2023-09-04","verified":false,"provenance":"source"}],"exploitSources":{"exploitdb":{"count":1,"earliest":"2023-09-04"},"pocGithub":{"count":1,"skipped":1,"earliest":"2023-08-17","earliestUrl":"https://github.com/x0rb3l/CVE-2023-32560","repos":[{"name":"x0rb3l/CVE-2023-32560","url":"https://github.com/x0rb3l/CVE-2023-32560","stars":0,"created":"2023-08-17"}]},"metasploit":[{"name":"Ivanti Avalanche MDM Buffer Overflow","module":"exploit/windows/misc/ivanti_avalanche_mdm_bof","type":"exploit","disclosureDate":"2023-08-14","url":"https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/misc/ivanti_avalanche_mdm_bof.rb"}],"first":{"date":"2023-08-14","source":"Metasploit","url":"https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/misc/ivanti_avalanche_mdm_bof.rb"},"provenance":"source"},"exploitRefs":["http://packetstormsecurity.com/files/174459/Ivanti-Avalance-Remote-Code-Execution.html","http://packetstormsecurity.com/files/174698/Ivanti-Avalanche-MDM-Buffer-Overflow.html"],"flow":[],"timeline":[{"date":"2023-08-10","kind":"published","label":"Published (CVE.org)","url":"https://www.cve.org/CVERecord?id=CVE-2023-32560","provenance":"source"},{"date":"2023-08-14","kind":"exploit-public","label":"First public exploit: Metasploit; later: PoC-in-GitHub 2023-08-17, Exploit-DB 2023-09-04","url":"https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/misc/ivanti_avalanche_mdm_bof.rb","provenance":"source"}],"speed":{"daysToPublicExploit":4,"firstExploitFrom":"Metasploit","daysToKev":null},"priority":{"score":31.8,"factors":[{"name":"In a KEV catalog","points":0.0,"detail":"not listed"},{"name":"Recent KEV listing","points":0.0,"detail":"not listed"},{"name":"Known ransomware use","points":0.0,"detail":"not known"},{"name":"EPSS percentile","points":19.99,"detail":"percentile 0.9994"},{"name":"Named in threat reports","points":0.0,"detail":"0 reports"},{"name":"Public exploit code","points":5.0,"detail":"1 Exploit-DB entry; 2 NVD exploit links; 1 PoC-in-GitHub repo; 1 Metasploit module"},{"name":"Mentioned in OTX pulses","points":0.68,"detail":"1 pulse"},{"name":"CVSS severity","points":6.16,"detail":"base score 8.8"},{"name":"End-of-life product","points":0.0,"detail":"supported or unknown"}]}}