177 lines
6.5 KiB
JSON
177 lines
6.5 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2",
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"cveMetadata": {
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"cveId": "CVE-2026-18238",
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"assignerOrgId": "cfdbb673-b408-4d03-89c1-c3d73ed80896",
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"state": "PUBLISHED",
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"assignerShortName": "Tcpdump",
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"dateReserved": "2026-07-29T13:32:44.322Z",
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"datePublished": "2026-09-05T18:51:57.956Z",
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"dateUpdated": "2026-09-08T15:17:19.641Z"
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},
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"containers": {
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"cna": {
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"affected": [
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{
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"defaultStatus": "unaffected",
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"modules": [
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"remote packet capture client"
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],
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"product": "libpcap",
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"programFiles": [
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"pcap-rpcap.c"
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],
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"programRoutines": [
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{
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"name": "pcap_read_nocb_remote()"
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}
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],
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"repo": "https://github.com/the-tcpdump-group/libpcap/",
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"vendor": "The Tcpdump Group",
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"versions": [
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{
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"status": "affected",
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"version": "1.8.x"
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},
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{
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"status": "affected",
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"version": "1.9.x"
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},
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{
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"lessThan": "1.10.7",
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"status": "affected",
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"version": "1.10.x",
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"versionType": "semver"
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}
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]
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}
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],
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"configurations": [
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{
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"lang": "en",
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"value": "The problem is specific to the remote packet capture code, which is not enabled in the default build configuration."
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}
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],
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"descriptions": [
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{
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"lang": "en",
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"value": "The rpcap client code that processes a RPCAP_MSG_PACKET message received from the server incorrectly validates its headers. A malicious server can send a crafted message and cause the client to treat up to 20 bytes of the client process memory beyond the end of the buffer as if it was a part of the captured packet."
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}
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],
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"exploits": [
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{
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"lang": "en",
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"value": "A functional exploit exists."
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}
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],
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"metrics": [
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{
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"cvssV3_1": {
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"attackComplexity": "LOW",
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"attackVector": "NETWORK",
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"availabilityImpact": "NONE",
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"baseScore": 5,
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"baseSeverity": "MEDIUM",
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"confidentialityImpact": "LOW",
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"integrityImpact": "NONE",
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"privilegesRequired": "LOW",
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"scope": "CHANGED",
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"userInteraction": "NONE",
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"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N",
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"version": "3.1"
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},
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"format": "CVSS",
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"scenarios": [
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{
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"lang": "en",
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"value": "GENERAL"
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}
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]
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}
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],
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"problemTypes": [
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{
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"descriptions": [
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{
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"cweId": "CWE-1288",
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"description": "CWE-1288: Improper Validation of Consistency within Input",
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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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{
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"descriptions": [
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{
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"cweId": "CWE-126",
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"description": "CWE-126 Buffer Over-read",
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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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],
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"providerMetadata": {
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"orgId": "cfdbb673-b408-4d03-89c1-c3d73ed80896",
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"shortName": "Tcpdump",
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"dateUpdated": "2026-09-05T18:51:57.956Z"
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},
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"references": [
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{
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"tags": [
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"patch"
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],
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"url": "https://github.com/the-tcpdump-group/libpcap/commit/b9590d482986d64673712460aae1d48d11fa0473"
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}
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],
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"solutions": [
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{
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"lang": "en",
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"value": "Upgrade to libpcap 1.10.7."
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}
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],
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"source": {
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"discovery": "EXTERNAL"
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},
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"title": "OOBR in rpcap client in libpcap before 1.10.7",
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"x_generator": {
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"engine": "cvelib 1.8.0"
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}
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},
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"adp": [
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{
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"metrics": [
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{
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"other": {
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"type": "ssvc",
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"content": {
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"timestamp": "2026-09-08T15:17:08.655802Z",
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"id": "CVE-2026-18238",
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"options": [
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{
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"Exploitation": "none"
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},
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{
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"Automatable": "no"
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},
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{
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"Technical Impact": "partial"
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}
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],
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"role": "CISA Coordinator",
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"version": "2.0.3"
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}
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}
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}
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],
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"title": "CISA ADP Vulnrichment",
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"providerMetadata": {
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"shortName": "CISA-ADP",
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"dateUpdated": "2026-09-08T15:17:19.641Z"
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}
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}
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]
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}
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} |