CVE-2018-20781

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:gnome:gnome_keyring:*:*:*:*:*:*:*:*", "matchCriteriaId": "0CFACFEA-0EA3-41A7-809D-9BE2E0FB8371", "versionEndExcluding": "3.27.2", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*", "matchCriteriaId": "815D70A8-47D3-459C-A32C-9FEACA0659D1", "vulnerable": true}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*", "matchCriteriaId": "F7016A2A-8365-4F1A-89A2-7A19F2BCAE5B", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:oracle:zfs_storage_appliance_kit:8.8:*:*:*:*:*:*:*", "matchCriteriaId": "D3E503FB-6279-4D4A-91D8-E237ECF9D2B0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In pam/gkr-pam-module.c in GNOME Keyring before 3.27.2, the user's password is kept in a session-child process spawned from the LightDM daemon. This can expose the credential in cleartext."}, {"lang": "es", "value": "En pam/gkr-pam-module.c en GNOME Keyring, en versiones anteriores a la 3.27.2, la contrase\u00f1a del usuario se mantiene en un proceso hijo de sesi\u00f3n que se genera en el demonio LightDM. Esto puede exponer las credenciales en texto claro."}], "id": "CVE-2018-20781", "lastModified": "2026-06-17T01:53:27.640", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 2.1, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2019-02-12T17:29:00.243", "references": [{"source": "cve@mitre.org", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "url": "https://bugs.launchpad.net/ubuntu/+source/gnome-keyring/+bug/1772919"}, {"source": "cve@mitre.org", "tags": ["Issue Tracking", "Patch", "Vendor Advisory"], "url": "https://bugzilla.gnome.org/show_bug.cgi?id=781486"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://github.com/huntergregal/mimipenguin"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://github.com/huntergregal/mimipenguin/tree/d95f1e08ce79783794f38433bbf7de5abd9792da"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "https://gitlab.gnome.org/GNOME/gnome-keyring/issues/3"}, {"source": "cve@mitre.org", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://gitlab.gnome.org/GNOME/gnome-keyring/tags/3.27.2"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://usn.ubuntu.com/3894-1/"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://www.oracle.com/security-alerts/cpujan2021.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "url": "https://bugs.launchpad.net/ubuntu/+source/gnome-keyring/+bug/1772919"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Patch", "Vendor Advisory"], "url": "https://bugzilla.gnome.org/show_bug.cgi?id=781486"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://github.com/huntergregal/mimipenguin"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://github.com/huntergregal/mimipenguin/tree/d95f1e08ce79783794f38433bbf7de5abd9792da"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://gitlab.gnome.org/GNOME/gnome-keyring/issues/3"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://gitlab.gnome.org/GNOME/gnome-keyring/tags/3.27.2"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://usn.ubuntu.com/3894-1/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://www.oracle.com/security-alerts/cpujan2021.html"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-522"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "gnome-keyring: user's login credentials is kept in a session-child process resulting in exposed plaintext password", "id": "1677288", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1677288"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.4", "cvss3_scoring_vector": "CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N", "status": "draft"}, "cwe": "CWE-522", "details": ["In pam/gkr-pam-module.c in GNOME Keyring before 3.27.2, the user's password is kept in a session-child process spawned from the LightDM daemon. This can expose the credential in cleartext."], "name": "CVE-2018-20781", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Will not fix", "package_name": "gnome-keyring", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Will not fix", "package_name": "gnome-keyring", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "libgnome-keyring", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "gnome-keyring", "product_name": "Red Hat Enterprise Linux 8"}], "public_date": "2017-04-19T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2018-20781\nhttps://nvd.nist.gov/vuln/detail/CVE-2018-20781\nhttps://gitlab.gnome.org/GNOME/gnome-keyring/tags/3.27.2"], "threat_severity": "Low"}

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