CVE-2021-25511: google android Improper Input Validation
CVSS: 7.8v3.1HighModified
Published 08-12-2021Last modified 03-08-2024
Vulnerability summary
CVE-2021-25511 is a high (CVSS 7.8) Improper Input Validation vulnerability in google android. EPSS estimates a 0.11% chance of exploitation in the next 30 days, higher than 1.4% of scored vulnerabilities.
CVSS score
7.8/10
010
High · v3.1 (NVD)EPSS score
0.11%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 08-12-2021PublishedVulnerability first disclosed.
- 03-08-2024Last modifiedVulnerability information updated.
Description
An improper validation vulnerability in FilterProvider prior to SMR Dec-2021 Release 1 allows attackers to write arbitrary files via a path traversal vulnerability.
CVSS metrics
3 scores · 2 sources · 2 versionsHigh 7.8Preferred score · NVD (NIST)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HSources2 sources · 6.3–7.8
- CVE.orgCNA6.3MediumCVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:C/C:N/I:H/A:LDiffers
Medium 4.6Preferred score · NVD (NIST)
AV:L/AC:L/Au:N/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
0.11%
Chance of exploitation in the next 30 days
Percentile
1%
Versus all other CVEs
30-day change
0.00 pp
From 0.11% on 21-09-2026
21-09-202621-10-2026
EPSS score0.11%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-20Improper Input ValidationThe product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
- CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.
Affected systems
Google1 product
- androidEOL9.0 | 10.0 | 11.0
Samsung mobile1 product
- samsung mobile devices≥ P(9.0), Q(10.0), R(11.0), < SMR Dec-2021 Release 1
2 vendors · 2 products