CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.1 | $0-$5k | 0.00 |
A vulnerability classified as problematic was found in Apple tvOS up to 15.4.1 (Digital Media Player). This vulnerability affects an unknown function of the component Security. The manipulation with an unknown input leads to a certificate validation vulnerability. The CWE definition for the vulnerability is CWE-295. The product does not validate, or incorrectly validates, a certificate. As an impact it is known to affect confidentiality, integrity, and availability.
The weakness was released 05/16/2022 by Linus Henze as HT213254 as confirmed advisory (Website). The advisory is shared for download at support.apple.com. This vulnerability was named CVE-2022-26766. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1587.003. The advisory points out:
A malicious app may be able to bypass signature validation
Upgrading to version 15.5 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability. The advisory contains the following remark:
A certificate parsing issue was addressed with improved checks.
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: 5.3VulDB Meta Temp Score: 5.1
VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍
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: 🔍
Exploiting
Class: Certificate validationCWE: CWE-295 / CWE-287
ATT&CK: T1587.003
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: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Upgrade: tvOS 15.5
Timeline
03/08/2022 🔍05/16/2022 🔍
05/16/2022 🔍
05/18/2022 🔍
05/28/2022 🔍
Sources
Vendor: apple.comAdvisory: HT213254
Researcher: Linus Henze
Status: Confirmed
CVE: CVE-2022-26766 (🔍)
Entry
Created: 05/18/2022 07:00Updated: 05/28/2022 10:27
Changes: 05/18/2022 07:00 (15), 05/18/2022 07:01 (4), 05/18/2022 07:04 (27), 05/24/2022 14:09 (1), 05/28/2022 10:27 (1)
Complete: 🔍
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