Vulnerability Details : CVE-2020-8899
Potential exploit
There is a buffer overwrite vulnerability in the Quram qmg library of Samsung's Android OS versions O(8.x), P(9.0) and Q(10.0). An unauthenticated, unauthorized attacker sending a specially crafted MMS to a vulnerable phone can trigger a heap-based buffer overflow in the Quram image codec leading to an arbitrary remote code execution (RCE) without any user interaction. The Samsung ID is SVE-2020-16747.
Vulnerability category: OverflowMemory CorruptionExecute code
Products affected by CVE-2020-8899
- cpe:2.3:o:google:android:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:google:android:8.1:*:*:*:*:*:*:*
- cpe:2.3:o:google:android:9.0:*:*:*:*:*:*:*
- cpe:2.3:o:google:android:10.0:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-8899
10.20%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 93 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-8899
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
9.7
|
HIGH | AV:N/AC:L/Au:N/C:C/I:C/A:P |
10.0
|
9.5
|
Google Inc. | |
|
10.0
|
HIGH | AV:N/AC:L/Au:N/C:C/I:C/A:C |
10.0
|
10.0
|
NIST | |
|
10.0
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:L |
3.9
|
6.0
|
Google Inc. | |
|
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2020-8899
-
A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().Assigned by: cve-coordination@google.com (Secondary)
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-8899
-
https://security.samsungmobile.com/securityUpdate.smsb
Android Security Updates Details | Samsung Mobile SecurityVendor Advisory
-
https://www.kb.cert.org/vuls/id/366027
VU#366027 - Samsung Qmage codec for Android Skia library does not properly validate image filesThird Party Advisory;US Government Resource
-
https://bugs.chromium.org/p/project-zero/issues/detail?id=2002
2002 - Samsung Android multiple interactionless RCEs and other remote access issues in Qmage image codec built into Skia - project-zeroExploit;Issue Tracking;Third Party Advisory
-
http://packetstormsecurity.com/files/157620/Samsung-Android-Remote-Code-Execution.html
Samsung Android Remote Code Execution ≈ Packet StormThird Party Advisory;VDB Entry
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