Google Android 9 System_server SkSwizzler.cpp SkSwizzler::onSetSampleX out-of-bounds write
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.4 | $5k-$25k | 0.00 |
A vulnerability was found in Google Android 9 (Smartphone Operating System). It has been rated as critical. Affected by this issue is the function SkSwizzler::onSetSampleX
of the file SkSwizzler.cpp of the component System_server. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. Using CWE to declare the problem leads to CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. CVE summarizes:
In SkSwizzler::onSetSampleX of SkSwizzler.cpp, there is a possible out of bounds write due to a missing bounds check. This could lead to remote escalation of privilege in system_server with no additional execution privileges needed. User interaction is needed for exploitation. Product: Android. Versions: Android-9. Android ID: A-117838472.
The bug was discovered 02/04/2019. The weakness was shared 02/28/2019 (Website). The advisory is shared for download at source.android.com. This vulnerability is handled as CVE-2019-1986 since 12/10/2018. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 07/26/2023). It is expected to see the exploit prices for this product increasing in the near future.
The vulnerability was handled as a non-public zero-day exploit for at least 24 days. During that time the estimated underground price was around $25k-$100k.
Applying a patch is able to eliminate this problem.
The entries 131265, 131266, 131267 and 131268 are related to this item.
Product
Type
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 7.5VulDB Meta Temp Score: 7.4
VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 8.8
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Out-of-bounds writeCWE: CWE-787 / CWE-119
ATT&CK: Unknown
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: PatchStatus: 🔍
0-Day Time: 🔍
Timeline
12/10/2018 🔍02/04/2019 🔍
02/28/2019 🔍
03/01/2019 🔍
07/26/2023 🔍
Sources
Vendor: google.comAdvisory: source.android.com
Status: Not defined
Confirmation: 🔍
CVE: CVE-2019-1986 (🔍)
SecurityFocus: 106842
scip Labs: https://www.scip.ch/en/?labs.20150917
See also: 🔍
Entry
Created: 03/01/2019 06:32Updated: 07/26/2023 08:46
Changes: 03/01/2019 06:32 (61), 05/13/2020 10:58 (2), 07/26/2023 08:46 (4)
Complete: 🔍
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