{"cve":"CVE-2018-19981","nvd":{"published":"2019-04-04T15:29:01.110","modified":"2026-06-17T01:50:13.843","status":"Modified","description":"Amazon AWS SDK <=2.8.5 for Android uses Android SharedPreferences to store plain text AWS STS Temporary Credentials retrieved by AWS Cognito Identity Service. An attacker can use these credentials to create authenticated and/or authorized requests. Note that the attacker must have \"root\" privilege access to the Android filesystem in order to exploit this vulnerability (i.e. the device has been compromised, such as disabling or bypassing Android's fundamental security mechanisms).","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","score":7.2},"cwes":["CWE-312"],"references":["https://aws-amplify.github.io/aws-sdk-android/docs/reference/com/amazonaws/auth/CognitoCachingCredentialsProvider.html","https://raw.githubusercontent.com/lorenzodifuccia/cloudflare/master/Images/vulns/aws/aws_sdk_sp_01.png","https://raw.githubusercontent.com/lorenzodifuccia/cloudflare/master/Images/vulns/aws/aws_sdk_sp_02.png","https://raw.githubusercontent.com/lorenzodifuccia/cloudflare/master/Images/vulns/aws/aws_sdk_sp_03.png","https://aws-amplify.github.io/aws-sdk-android/docs/reference/com/amazonaws/auth/CognitoCachingCredentialsProvider.html"],"products":["amazon:aws_software_development_kit"],"source":"nvd","synced_at":"2026-10-19T20:55:22.313337056+00:00"},"epss":{"cve":"CVE-2018-19981","score":0.01797,"percentile":0.78451,"date":"2026-10-31"},"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."]}