Samsung Mobile Devices L(5.x)/M(6.x)/N(7.x) vnswap store out-of-bounds write
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
8.2 | $0-$5k | 0.00 |
A vulnerability was found in Samsung Mobile Devices L(5.x)/M(6.x)/N(7.x) (Smartphone Operating System). It has been rated as critical. Affected by this issue is the function store
of the component vnswap. 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:
An issue was discovered on Samsung mobile devices with L(5.x), M(6.x), and N(7.x) software. There is a vnswap heap-based buffer overflow via the store function, with resultant privilege escalation. The Samsung ID is SVE-2017-10599 (January 2018).
The weakness was presented 04/08/2020 (Website). The advisory is available at security.samsungmobile.com. This vulnerability is handled as CVE-2018-21087 since 04/07/2020. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details are known, but there is no available exploit.
Applying a patch is able to eliminate this problem.
See 111342, 111380, 115287 and 115285 for similar entries.
Product
Type
Vendor
Name
Version
License
Support
- end of life (old version)
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 8.5VulDB Meta Temp Score: 8.4
VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 9.8
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
---|---|---|---|---|---|
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
04/07/2020 🔍04/08/2020 🔍
04/09/2020 🔍
10/09/2020 🔍
Sources
Vendor: samsung.comAdvisory: security.samsungmobile.com
Status: Not defined
Confirmation: 🔍
CVE: CVE-2018-21087 (🔍)
See also: 🔍
Entry
Created: 04/09/2020 09:24Updated: 10/09/2020 07:23
Changes: 04/09/2020 09:24 (40), 04/09/2020 09:29 (18), 10/09/2020 07:23 (1)
Complete: 🔍
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