329 lines
13 KiB
JSON
329 lines
13 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.1",
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"cveMetadata": {
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"cveId": "CVE-2024-3661",
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"state": "PUBLISHED",
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"assignerShortName": "cisa-cg",
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"dateReserved": "2024-04-11T17:24:22.637Z",
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"datePublished": "2024-05-06T18:31:21.217Z",
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},
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{
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"status": "affected",
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}
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"value": "DHCP can add routes to a client’s routing table via the classless static route option (121). VPN-based security solutions that rely on routes to redirect traffic can be forced to leak traffic over the physical interface. An attacker on the same local network can read, disrupt, or possibly modify network traffic that was expected to be protected by the VPN."
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}
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"baseScore": 7.6,
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"baseSeverity": "HIGH",
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"confidentialityImpact": "HIGH",
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"integrityImpact": "LOW",
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"privilegesRequired": "NONE",
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"descriptions": [
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"cweId": "CWE-306",
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"description": "CWE-306 Missing Authentication for Critical Function",
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"lang": "en",
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"type": "CWE"
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}
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]
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{
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"descriptions": [
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"cweId": "CWE-501",
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"description": "CWE-501 Trust Boundary Violation",
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"type": "CWE"
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"dateUpdated": "2024-07-01T15:04:50.790Z"
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"references": [
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"url": "https://datatracker.ietf.org/doc/html/rfc2131#section-7"
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"url": "https://datatracker.ietf.org/doc/html/rfc3442#section-7"
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"url": "https://tunnelvisionbug.com/"
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"url": "https://www.leviathansecurity.com/research/tunnelvision"
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"url": "https://news.ycombinator.com/item?id=40279632"
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"url": "https://arstechnica.com/security/2024/05/novel-attack-against-virtually-all-vpn-apps-neuters-their-entire-purpose/"
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"url": "https://krebsonsecurity.com/2024/05/why-your-vpn-may-not-be-as-secure-as-it-claims/"
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{
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"url": "https://issuetracker.google.com/issues/263721377"
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"url": "https://mullvad.net/en/blog/evaluating-the-impact-of-tunnelvision"
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},
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{
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"url": "https://www.zscaler.com/blogs/security-research/cve-2024-3661-k-tunnelvision-exposes-vpn-bypass-vulnerability"
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"url": "https://lowendtalk.com/discussion/188857/a-rogue-dhcp-server-within-your-network-can-and-will-hijack-your-vpn-traffic"
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"url": "https://news.ycombinator.com/item?id=40284111"
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"url": "https://www.agwa.name/blog/post/hardening_openvpn_for_def_con"
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{
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"url": "https://www.theregister.com/2024/05/07/vpn_tunnelvision_dhcp/"
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},
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{
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"url": "https://support.citrix.com/article/CTX677069/cloud-software-group-security-advisory-for-cve20243661"
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},
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{
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"url": "https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2024-00009"
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},
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{
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"url": "https://bst.cisco.com/quickview/bug/CSCwk05814"
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},
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{
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"url": "https://security.paloaltonetworks.com/CVE-2024-3661"
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},
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{
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"url": "https://fortiguard.fortinet.com/psirt/FG-IR-24-170"
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"url": "https://my.f5.com/manage/s/article/K000139553"
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}
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],
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"source": {
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"discovery": "UNKNOWN"
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},
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"title": "DHCP routing options can manipulate interface-based VPN traffic",
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"dateUpdated": "2024-08-01T20:20:00.420Z"
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"title": "CVE Program Container",
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"metrics": [
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"content": {
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"timestamp": "2024-05-08T04:00:07.962328Z",
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"id": "CVE-2024-3661",
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"options": [
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{
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"Exploitation": "none"
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"Automatable": "no"
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} |