CVE-2020-0454
In callCallbackForRequest of ConnectivityService.java, there is a possible permission bypass due to a missing permission check. This could…
- Published
- Updated
- Reserved
- Assigned by
- google_android
Description
In callCallbackForRequest of ConnectivityService.java, there is a possible permission bypass due to a missing permission check. This could lead to local information disclosure of the current SSID with User execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-9Android ID: A-161370134
Timeline
ID reserved
By google_android
- 13 months later
· 13 months later
Published
- 4 years later
· 4 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | Medium5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
- EPSS (exploitation in 30 days)
- 0.24% · top 85% of all CVEs (7 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.
Weakness
- Information disclosure
- CWE-862 (opens in a new tab)All about CWE-862 and its CVEs
Affected products
Android
- affected Android-9
References (3)
- https://source.android.com/security/bulletin/2020-11-01 (opens in a new tab)x_refsource_MISCx_transferred
- https://www.usenix.org/conference/usenixsecurity19/presentation/reardon (opens in a new tab)x_refsource_MISCx_transferred
- https://www.usenix.org/system/files/sec19-reardon.pdf (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2020-0454)Record last updated .