Google Chrome up to 73 Blink HTML Page CSP input validation
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.1 | $5k-$25k | 0.00 |
A vulnerability classified as critical was found in Google Chrome up to 73 (Web Browser). This vulnerability affects an unknown function of the component Blink. The manipulation as part of a HTML Page leads to a input validation vulnerability (CSP). The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does
not validate or incorrectly validates that the input has the
properties that are required to process the data safely and
correctly. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:
Insufficient policy enforcement in Blink in Google Chrome prior to 73.0.3683.75 allowed a remote attacker to bypass content security policy via a crafted HTML page.
The bug was discovered 03/12/2019. The weakness was presented 05/23/2019 (Website). The advisory is available at lists.opensuse.org. This vulnerability was named CVE-2019-5800 since 01/09/2019. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 06/15/2020). 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 72 days. During that time the estimated underground price was around $25k-$100k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 371692 (Google Chrome Prior To 73.0.3683.75 Multiple Vulnerability).
Upgrading to version 73.0.3683.75 eliminates this vulnerability.
See 135466, 135467, 135468 and 135469 for similar entries.
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: 6.4VulDB Meta Temp Score: 6.2
VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 6.5
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
Name: CSPClass: Input validation / CSP
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍
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 |
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: Chrome 73.0.3683.75
Timeline
01/09/2019 🔍03/12/2019 🔍
05/23/2019 🔍
05/24/2019 🔍
06/15/2020 🔍
Sources
Vendor: google.comProduct: google.com
Advisory: lists.opensuse.org
Status: Confirmed
CVE: CVE-2019-5800 (🔍)
See also: 🔍
Entry
Created: 05/24/2019 22:12Updated: 06/15/2020 12:43
Changes: 05/24/2019 22:12 (64), 06/15/2020 12:43 (2)
Complete: 🔍
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