In resolv_cache_lookup of res_cache.cpp, there is a possible side channel information disclosure.

published 2020-12-14 5y ago modified 2026-06-17 4mo ago also EUVD-2020-1963

cvss: 5.5; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 6%
public exploits: 0; none known

In resolv_cache_lookup of res_cache.cpp, there is a possible side channel information disclosure. This could lead to local information disclosure of accessed web resources with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10Android ID: A-150371903

Patch / fix

links 1

source.android.com/security/bulletin/2020-12-01 advisory

Is CVE-2020-0464 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

Check with Fencer

Exploit prediction

0.17% chance of exploitation in the next 30 days, higher than 6% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
NVD	3.1	5.5	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
NVD	2.0	2.1	AV:L/AC:L/Au:N/C:P/I:N/A:N

Affected products

n/a Android

Classification

Weakness

CWE-203 Observable Discrepancy

References

source.android.com /security/bulletin/2020-12-01
patch, vendor-advisory

Sources

CVE List CVE-2020-0464
NVD CVE-2020-0464

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.