706 lines
27 KiB
JSON
706 lines
27 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-2026-20338",
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"assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
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"state": "PUBLISHED",
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"assignerShortName": "cisco",
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"dateReserved": "2025-10-08T11:59:15.413Z",
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"datePublished": "2026-08-07T16:41:55.354Z",
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"dateUpdated": "2026-08-07T18:12:13.836Z"
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},
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"containers": {
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"cna": {
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"title": "ClamAV ZIP File Format Processing Memory Corruption Vulnerability",
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"metrics": [
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{
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"format": "cvssV3_1",
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"cvssV3_1": {
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"version": "3.1",
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"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
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"baseScore": 7.5,
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"baseSeverity": "HIGH",
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"attackVector": "NETWORK",
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"attackComplexity": "LOW",
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"privilegesRequired": "NONE",
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"userInteraction": "NONE",
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"scope": "UNCHANGED",
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"confidentialityImpact": "NONE",
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"integrityImpact": "NONE",
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"availabilityImpact": "HIGH"
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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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"lang": "en",
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"value": "A vulnerability in the zip archive parser of ClamAV could allow an unauthenticated, remote attacker to cause a DoS condition on an affected device.\r\n\r\nThis vulnerability is due to improper memory handling when processing content in zip files during scanning. An attacker could exploit this vulnerability by submitting a crafted zip file for scanning. A successful exploit could allow the attacker to cause the ClamAV scanning process to terminate as a result of a memory double-free, resulting in a DoS condition on the affected software."
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}
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],
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"references": [
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{
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"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-clamav-WuuvVd26",
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"name": "cisco-sa-clamav-WuuvVd26"
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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": "The Cisco PSIRT is aware that proof-of-concept exploit code is available for the vulnerabilities that are described in CVE-2026-20337 and CVE-2026-20338.\r\n\r\nThe Cisco PSIRT is not aware of proof-of-concept exploit code for any of the other vulnerabilities that are described in this advisory.\r\nThe Cisco PSIRT is not aware of any malicious use of the vulnerabilities that are described in this advisory."
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}
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],
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"source": {
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"advisory": "cisco-sa-clamav-WuuvVd26",
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"discovery": "EXTERNAL",
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"defects": [
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"CSCwv57797"
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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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"lang": "en",
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"description": "Double Free",
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"type": "cwe",
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"cweId": "CWE-415"
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}
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]
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}
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],
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"affected": [
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{
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"vendor": "Cisco",
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"product": "Cisco Secure Endpoint",
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"versions": [
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{
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"version": "8.2.4.30130",
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{
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"version": "8.4.0",
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{
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"version": "7.5.19",
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{
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"version": "8.4.1.30298",
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{
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"version": "8.4.2.30317",
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},
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{
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"version": "8.4.1.30307",
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"status": "affected"
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},
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{
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"version": "7.5.20",
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"status": "affected"
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},
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{
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"version": "8.4.3",
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"status": "affected"
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},
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{
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"version": "8.4.4.30419",
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"status": "affected"
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},
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{
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"version": "8.4.4.30467",
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"status": "affected"
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},
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{
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"version": "7.5.21.21732",
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"status": "affected"
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},
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{
|
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"version": "8.4.5.30483",
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"status": "affected"
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}
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],
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"defaultStatus": "unknown"
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}
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],
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"providerMetadata": {
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"orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
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"shortName": "cisco",
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"dateUpdated": "2026-08-07T16:41:55.354Z"
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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": "2026-08-07T18:12:05.989495Z",
|
|
"id": "CVE-2026-20338",
|
|
"options": [
|
|
{
|
|
"Exploitation": "none"
|
|
},
|
|
{
|
|
"Automatable": "yes"
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|
},
|
|
{
|
|
"Technical Impact": "partial"
|
|
}
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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": "2026-08-07T18:12:13.836Z"
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}
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}
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]
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}
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} |