{"cve":"CVE-2023-21268","nvd":{"published":"2023-08-14T21:15:12.407","modified":"2026-06-17T05:32:12.760","status":"Modified","description":"In update of MmsProvider.java, there is a possible way to change directory permissions due to a path traversal error. This could lead to local denial of service of SIM recognition with no additional execution privileges needed. User interaction is not needed for exploitation.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":5.5},"cwes":["CWE-22"],"references":["https://android.googlesource.com/platform/packages/providers/TelephonyProvider/+/ca4c9a19635119d95900793e7a41b820cd1d94d9","https://source.android.com/security/bulletin/2023-08-01","https://android.googlesource.com/platform/packages/providers/TelephonyProvider/+/ca4c9a19635119d95900793e7a41b820cd1d94d9","https://source.android.com/security/bulletin/2023-08-01"],"products":["google:android"],"source":"nvd","synced_at":"2026-10-19T21:39:14.809778102+00:00"},"epss":{"cve":"CVE-2023-21268","score":0.00101,"percentile":0.00888,"date":"2026-11-01"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}