Verizon 5G Home LVSKIHP OutDoorUnit 3.33.101.0 RPC Endpoint wnc_crtc_fw.sh crtc_fw_upgrade risky encryption
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.8 | $0-$5k | 0.00 |
A vulnerability classified as critical has been found in Verizon 5G Home LVSKIHP OutDoorUnit 3.33.101.0. Affected is the function crtc_fw_upgrade
in the library /lib/functions/wnc_jsonsh/wnc_crtc_fw.sh of the component RPC Endpoint. CWE is classifying the issue as CWE-327. The product uses a broken or risky cryptographic algorithm or protocol. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:
On Verizon 5G Home LVSKIHP OutDoorUnit (ODU) 3.33.101.0 devices, the RPC endpoint crtc_fw_upgrade provides a means of provisioning a firmware update for the device. /lib/functions/wnc_jsonsh/wnc_crtc_fw.sh has no cryptographic validation of the image, thus allowing an attacker to modify the installed firmware.
The weakness was presented 07/14/2022. The advisory is shared for download at github.com. This vulnerability is traded as CVE-2022-28370 since 04/03/2022. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1600.
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
Product
Vendor
Name
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: 7.8VulDB Meta Temp Score: 7.8
VulDB Base Score: 8.0
VulDB Temp Score: 8.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 7.5
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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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: Risky encryptionCWE: CWE-327 / CWE-310
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Partially
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
04/03/2022 🔍07/14/2022 🔍
07/14/2022 🔍
07/31/2022 🔍
Sources
Advisory: github.comStatus: Not defined
CVE: CVE-2022-28370 (🔍)
Entry
Created: 07/14/2022 17:16Updated: 07/31/2022 09:08
Changes: 07/14/2022 17:16 (38), 07/31/2022 09:08 (13)
Complete: 🔍
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