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CVE-2020-0491

In readBlock of MatroskaExtractor.cpp, there is a possible denial of service due to resource...

6.5 Medium

In readBlock of MatroskaExtractor.cpp, there is a possible denial of service due to resource exhaustion. This could lead to remote denial of service with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-156819528

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
Required

What an attacker can affect

Confidentiality
None
Integrity
None
Availability
High

Exploit likelihood

0.72%Up 0.3 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 6.5

In readBlock of MatroskaExtractor.cpp, there is a possible denial of service due to resource exhaustion. This could lead to remote denial of service with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-156819528

Record
CVE-2020-0491
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS 2.0
4.3 MediumAV:N/AC:M/Au:N/C:N/I:N/A:P
Weakness
CWE-401
Updated
2026-11-02
CVE List No score

In readBlock of MatroskaExtractor.cpp, there is a possible denial of service due to resource exhaustion. This could lead to remote denial of service with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-156819528

Record
CVE-2020-0491
Updated
2026-11-02
EUVDEUVD-2020-1989 No score

In readBlock of MatroskaExtractor.cpp, there is a possible denial of service due to resource exhaustion. This could lead to remote denial of service with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-156819528

Record
EUVD-2020-1989
Updated
2026-11-03
GitHub AdvisoriesGHSA-vmhp-2g3x-cwwq No score

In readBlock of MatroskaExtractor.cpp, there is a possible denial of service due to resource...

In readBlock of MatroskaExtractor.cpp, there is a possible denial of service due to resource exhaustion. This could lead to remote denial of service with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-156819528

Record
GHSA-vmhp-2g3x-cwwq
Weakness
CWE-400
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2020-0491 is a medium vulnerability (CVSS 6.5) in Google Android, published December 15, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.72%, the 54th percentile. No source names a fixed version.

References

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