CVE-2020-0006 — In rw_i93_send_cmd_write_single_block of rw_i93

In rw_i93_send_cmd_write_single_block of rw_i93.cc, there is a possible information disclosure of heap memory due to uninitialized data. This could lead to remote information disclosure in the NFC server with no additional execution privileges needed. User interaction is needed f

01What is this vulnerability?

In rw_i93_send_cmd_write_single_block of rw_i93.cc, there is a possible information disclosure of heap memory due to uninitialized data. This could lead to remote information disclosure in the NFC server with no additional execution privileges needed. User interaction is needed for exploitation. Product: Android Versions: Android-8.0, Android-8.1, Android-9, and Android-10 Android ID: A-139738828

02Affected products

Vendor	Product	Versions
n	a / Android	Android-8.0, Android-8.1, Android-9, Android-10

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2020-01-08T18:32:49.000Z
• Last modified: 2024-08-04T05:47:40.354Z

09References

• source.android.com — https://source.android.com/security/bulletin/2020-01-01