Google Android 8.1/9.0/10.0/11.0 PAC File scanner.cc NewCapacity out-of-bounds write
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.2 | $5k-$25k | 0.00 |
A vulnerability was found in Google Android 8.1/9.0/10.0/11.0 (Smartphone Operating System). It has been classified as critical. Affected is the function Scanner::LiteralBuffer::NewCapacity
of the file scanner.cc of the component PAC File Handler. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. CWE is classifying the issue as CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability.
The weakness was released 03/11/2021 as A-168041375. The advisory is shared for download at source.android.com. This vulnerability is traded as CVE-2021-0393. 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 03/31/2021). It is expected to see the exploit prices for this product increasing in the near future.
Applying a patch is able to eliminate this problem.
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: 7.3
VulDB Temp Score: 7.0
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: 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
11/06/2020 🔍03/11/2021 🔍
03/11/2021 🔍
03/31/2021 🔍
Sources
Vendor: google.comAdvisory: A-168041375
Status: Confirmed
CVE: CVE-2021-0393 (🔍)
scip Labs: https://www.scip.ch/en/?labs.20150917
Entry
Created: 03/11/2021 11:43Updated: 03/31/2021 10:19
Changes: 03/11/2021 11:43 (42), 03/31/2021 10:15 (5), 03/31/2021 10:19 (18)
Complete: 🔍
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