{"id":"CVE-2020-13101","aliases":["EUVD-2020-5378","GHSA-9gff-jcrq-h3hw"],"status":"published","title":"In OASIS Digital Signature Services (DSS) 1.0, an attacker can control the validation outcome (i...","description":"In OASIS Digital Signature Services (DSS) 1.0, an attacker can control the validation outcome (i.e., trigger either a valid or invalid outcome for a valid or invalid signature) via a crafted XML signature, when the InlineXML option is used. This defeats the expectation of non-repudiation.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00733,"percentile":0.54638,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-347"],"published":"2020-08-24T07:04:02Z","modified":"2026-06-17T02:52:38Z","products":[{"vendor":"oasis-open","product":"oasis_digital_signature_services"}],"references":[{"url":"https://www.oasis-open.org/standards#dssv1.0","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://www.oasis-open.org/committees/tc_home.php?wg_abbrev=dss-x","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://www.oasis-open.org/apps/org/workgroup/dss-x/","tags":["x_refsource_MISC","x_transferred","Permissions Required","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-13101"},{"url":"https://github.com/advisories/GHSA-9gff-jcrq-h3hw"}],"sources":{"cve":[{"id":"CVE-2020-13101","description":"In OASIS Digital Signature Services (DSS) 1.0, an attacker can control the validation outcome (i.e., trigger either a valid or invalid outcome for a valid or invalid signature) via a crafted XML signature, when the InlineXML option is used. This defeats the expectation of non-repudiation.","status":"published","published":"2020-08-24T07:04:02Z","modified":"2024-08-04T12:11:19.196Z","updated_at":"2026-11-02T14:35:54.170199Z"}],"euvd":[{"id":"EUVD-2020-5378","description":"In OASIS Digital Signature Services (DSS) 1.0, an attacker can control the validation outcome (i.e., trigger either a valid or invalid outcome for a valid or invalid signature) via a crafted XML signature, when the InlineXML option is used. This defeats the expectation of non-repudiation.","status":"published","published":"2020-08-24T07:04:02Z","modified":"2024-08-04T12:11:19Z","updated_at":"2026-11-03T03:07:38.81332Z"}],"ghsa":[{"id":"GHSA-9gff-jcrq-h3hw","title":"In OASIS Digital Signature Services (DSS) 1.0, an attacker can control the validation outcome (i...","description":"In OASIS Digital Signature Services (DSS) 1.0, an attacker can control the validation outcome (i.e., trigger either a valid or invalid outcome for a valid or invalid signature) via a crafted XML signature, when the InlineXML option is used. This defeats the expectation of non-repudiation.","status":"published","published":"2022-05-24T17:26:24Z","modified":"2023-01-31T05:02:37Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high"}],"cwes":["CWE-347"],"updated_at":"2026-11-02T14:48:17.918767Z"}],"nvd":[{"id":"CVE-2020-13101","description":"In OASIS Digital Signature Services (DSS) 1.0, an attacker can control the validation outcome (i.e., trigger either a valid or invalid outcome for a valid or invalid signature) via a crafted XML signature, when the InlineXML option is used. This defeats the expectation of non-repudiation.","status":"published","published":"2020-08-24T08:15:10.55Z","modified":"2026-06-17T02:52:38.1Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-347"],"updated_at":"2026-11-02T14:06:13.05572Z"}]}}