VulnerabilityModified
CVE-2020-12857
Caching of GATT characteristic values (TempID) in COVIDSafe v1.0.15 and v1.0.16 allows a remote attacker to long-term re-identify an Android device running COVIDSafe.
HIGH 7.5EPSS 1.63%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.63%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Caching of GATT characteristic values (TempID) in COVIDSafe v1.0.15 and v1.0.16 allows a remote attacker to long-term re-identify an Android device running COVIDSafe.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- EPSS
- 1.63% probability · 75th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-459
- Affected
- health/covidsafe
- Source
- cve@mitre.org
References
- https://covidsafe.watch/issue-register/cve-2020-12857-tempid-identifier-was-staticThird Party Advisory
- https://docs.google.com/document/d/1u5a5ersKBH6eG362atALrzuXo3zuZ70qrGomWVEC27U/edit?usp=sharingThird Party Advisory
- https://www.health.gov.au/resources/apps-and-tools/covidsafe-appProduct, Vendor Advisory
- https://covidsafe.watch/issue-register/cve-2020-12857-tempid-identifier-was-staticThird Party Advisory
- https://docs.google.com/document/d/1u5a5ersKBH6eG362atALrzuXo3zuZ70qrGomWVEC27U/edit?usp=sharingThird Party Advisory
- https://www.health.gov.au/resources/apps-and-tools/covidsafe-appProduct, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.