{"schemaVersion":3,"id":"CVE-2021-33514","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Certain NETGEAR devices are affected by command injection by an unauthenticated attacker via the vulnerable /sqfs/lib/libsal.so.0.0 library used by a CGI application, as demonstrated by setup.cgi?token=';$HTTP_USER_AGENT;' with an OS command in the User-Agent field. This affects GC108P before 1.0.7.3, GC108PP before 1.0.7.3, GS108Tv3 before 7.0.6.3, GS110TPPv1 before 7.0.6.3, GS110TPv3 before 7.0.6.3, GS110TUPv1 before 1.0.4.3, GS710TUPv1 before 1.0.4.3, GS716TP before 1.0.2.3, GS716TPP before 1.0.2.3, GS724TPPv1 before 2.0.4.3, GS724TPv2 before 2.0.4.3, GS728TPPv2 before 6.0.6.3, GS728TPv2 before 6.0.6.3, GS752TPPv1 before 6.0.6.3, GS752TPv2 before 6.0.6.3, MS510TXM before 1.0.2.3, and MS510TXUP before 1.0.2.3.","dates":{"published":"2021-05-21T22:10:04.000Z","modified":"2024-08-03T23:50:42.981Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":10,"severity":"high","version":"2.0","versionLabel":"v2.0","source":"NVD","vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"CVE.org","score":8.8,"severity":"high","vector":"CVSS:3.1/AC:L/AV:A/A:H/C:H/I:H/PR:N/S:U/UI:N","exploitability":null,"impact":null,"computed":false},{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":9.8,"severity":"critical","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","exploitability":null,"impact":null,"computed":false},{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":10,"severity":"high","vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.07863,"percentile":0.94653,"severity":"low","asOf":"2026-10-20T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-20T00:00:00.000Z","baselineScore":0.07863},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.07863,"percentile":0.94653}],"last30":[{"date":"2026-09-20T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.07863,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.07863,"percentile":0.94653}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[{"id":"REF_A991B02EC80B7E13","name":"Exploit Reference (gynvael.coldwind.pl)","source":"reference","url":"https://gynvael.coldwind.pl/?lang=en&id=733","maturity":"unknown","reliabilityScore":0.2,"verified":false,"type":null,"platforms":[],"requiresAuth":null,"exploitdb":null,"metasploit":null}],"exploitCount":1,"weaknesses":[{"id":"CWE-78","name":"Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')","description":"The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.","type":"weakness","status":"Stable","abstraction":"Base","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/78.html"}],"affected":[{"vendor":"netgear","product":"gc108p_firmware","name":"gc108p firmware","label":"gc108p_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 1.0.7.3","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.0.7.3","eol":null,"hubHref":"/vendor/netgear/gc108p"},{"vendor":"netgear","product":"gc108pp_firmware","name":"gc108pp firmware","label":"gc108pp_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 1.0.7.3","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.0.7.3","eol":null,"hubHref":"/vendor/netgear/gc108pp"},{"vendor":"netgear","product":"gs108t_firmware","name":"gs108t firmware","label":"gs108t_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 7.0.6.3","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 7.0.6.3","eol":null,"hubHref":"/vendor/netgear/gs108t"},{"vendor":"netgear","product":"gs110tp_firmware","name":"gs110tp firmware","label":"gs110tp_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 7.0.6.3","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 7.0.6.3","eol":null,"hubHref":"/vendor/netgear/gs110tp"},{"vendor":"netgear","product":"gs110tpp_firmware","name":"gs110tpp firmware","label":"gs110tpp_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 7.0.6.3","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 7.0.6.3","eol":null,"hubHref":"/vendor/netgear/gs110tpp"},{"vendor":"netgear","product":"gs110tup_firmware","name":"gs110tup firmware","label":"gs110tup_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 1.0.4.3","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.0.4.3","eol":null,"hubHref":"/vendor/netgear/gs110tup"},{"vendor":"netgear","product":"gs710tup_firmware","name":"gs710tup firmware","label":"gs710tup_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 1.0.4.3","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.0.4.3","eol":null,"hubHref":"/vendor/netgear/gs710tup"},{"vendor":"netgear","product":"gs716tp_firmware","name":"gs716tp firmware","label":"gs716tp_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 1.0.2.3","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.0.2.3","eol":null,"hubHref":"/vendor/netgear/gs716tp"},{"vendor":"netgear","product":"gs716tpp_firmware","name":"gs716tpp firmware","label":"gs716tpp_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 1.0.2.3","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.0.2.3","eol":null,"hubHref":"/vendor/netgear/gs716tpp"},{"vendor":"netgear","product":"gs724tp_firmware","name":"gs724tp firmware","label":"gs724tp_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 2.0.4.3","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2.0.4.3","eol":null,"hubHref":"/vendor/netgear/gs724tp"},{"vendor":"netgear","product":"gs724tpp_firmware","name":"gs724tpp firmware","label":"gs724tpp_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 2.0.4.3","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2.0.4.3","eol":null,"hubHref":"/vendor/netgear/gs724tpp"},{"vendor":"netgear","product":"gs728tp_firmware","name":"gs728tp firmware","label":"gs728tp_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 6.0.6.3","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 6.0.6.3","eol":null,"hubHref":"/vendor/netgear/gs728tp"},{"vendor":"netgear","product":"gs728tpp_firmware","name":"gs728tpp firmware","label":"gs728tpp_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 6.0.6.3","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 6.0.6.3","eol":null,"hubHref":"/vendor/netgear/gs728tpp"},{"vendor":"netgear","product":"gs752tp_firmware","name":"gs752tp firmware","label":"gs752tp_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 6.0.6.3","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 6.0.6.3","eol":null,"hubHref":"/vendor/netgear/gs752tp"},{"vendor":"netgear","product":"gs752tpp_firmware","name":"gs752tpp firmware","label":"gs752tpp_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 6.0.6.3","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 6.0.6.3","eol":null,"hubHref":"/vendor/netgear/gs752tpp"},{"vendor":"netgear","product":"ms510txm_firmware","name":"ms510txm firmware","label":"ms510txm_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 1.0.2.3","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.0.2.3","eol":null,"hubHref":"/vendor/netgear/ms510txm"},{"vendor":"netgear","product":"ms510txup_firmware","name":"ms510txup firmware","label":"ms510txup_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"< 1.0.2.3","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.0.2.3","eol":null,"hubHref":"/vendor/netgear/ms510txup"}],"affectedCount":17,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://kb.netgear.com/000063641/Security-Advisory-for-Pre-Authentication-Command-Injection-Vulnerability-on-Some-Smart-Switches-PSV-2021-0071","label":"kb.netgear.com/000063641/…","hostname":"kb.netgear.com","tags":["X Refsource MISC","Vendor Advisory"]},{"url":"https://gynvael.coldwind.pl/?lang=en&id=733","label":"gynvael.coldwind.pl?lang=en&id=733","hostname":"gynvael.coldwind.pl","tags":["X Refsource MISC","Exploit","Third Party Advisory"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2021-05-21T22:10:04.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-08-03T23:50:42.981Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":90,"level":"critical","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-20T22:21:08.382Z","stale":false,"partial":false}}