Qualcomm Snapdragon Auto 212-SD 205 up to SDM630 SCP11 Sample OCE Code integer overflow
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.5 | $0-$5k | 0.00 |
A vulnerability was found in Qualcomm Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT and Snapdragon Mobile (Chip Software). It has been rated as critical. This issue affects an unknown functionality of the component SCP11 Sample OCE Code. The manipulation with an unknown input leads to a integer overflow vulnerability. Using CWE to declare the problem leads to CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. Impacted is confidentiality, integrity, and availability. The summary by CVE is:
If an end user makes use of SCP11 sample OCE code without modification it could lead to a buffer overflow when transmitting a CAPDU in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT and Snapdragon Mobile in versions MDM9607, MDM9650, MDM9655, MSM8996AU, SD 210/SD 212/SD 205, SD 410/12, SD 636, SD 820, SD 820A, SD 835, SD 8CX, SDA660, SDM630, SDM660.
The bug was discovered 02/04/2019. The weakness was presented 02/11/2019 (Website). The advisory is shared at qualcomm.com. The identification of this vulnerability is CVE-2018-11855 since 06/07/2018. The exploitation is known to be easy. An attack has to be approached locally. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 05/09/2020).
The vulnerability was handled as a non-public zero-day exploit for at least 7 days. During that time the estimated underground price was around $5k-$25k.
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
See 120497, 120506, 120507 and 120508 for similar entries.
Product
Type
Vendor
Name
- Snapdragon Auto
- Snapdragon Compute
- Snapdragon Connectivity
- Snapdragon Consumer Electronics Connectivity
- Snapdragon Consumer IOT
- Snapdragon Industrial IOT
- Snapdragon Mobile
Version
- 212-SD 205
- MDM9607
- MDM9650
- MDM9655
- MSM8996AU
- SD 8CX
- SD 210-SD
- SD 410-12
- SD 636
- SD 820
- SD 820A
- SD 835
- SDA660
- SDM630
- SDM660
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: 6.5VulDB Meta Temp Score: 6.5
VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 7.8
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
---|---|---|---|---|---|
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
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: Integer overflowCWE: CWE-190 / CWE-189
CAPEC: 🔍
ATT&CK: 🔍
Local: Yes
Remote: No
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: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
06/07/2018 🔍02/04/2019 🔍
02/11/2019 🔍
02/11/2019 🔍
05/09/2020 🔍
Sources
Vendor: qualcomm.comAdvisory: qualcomm.com
Status: Not defined
Confirmation: 🔍
CVE: CVE-2018-11855 (🔍)
See also: 🔍
Entry
Created: 02/12/2019 00:01Updated: 05/09/2020 17:44
Changes: 02/12/2019 00:01 (57), 05/09/2020 17:44 (2)
Complete: 🔍
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