CVE-2021-25848
Last modified
CVE-2021-25848 is a critical-severity vulnerability rated 9.1/10 on the CVSS scale. Improper validation of the length field of LLDP-MED TLV in userdisk/vport_lldpd in Moxa Camera VPort 06EC-2V Series, version 1.1, allows information disclosure to attackers due to using fixed loop counter variable without checking the actual available length via a crafted lldp packet.. EPSS estimates a 1.19% chance of exploitation in the next 30 days.
Description
Improper validation of the length field of LLDP-MED TLV in userdisk/vport_lldpd in Moxa Camera VPort 06EC-2V Series, version 1.1, allows information disclosure to attackers due to using fixed loop counter variable without checking the actual available length via a crafted lldp packet.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Moxa | Vport 06ec-2v26m Firmware | <= 1.1 |
| Moxa | Vport 06ec-2v36m-T Firmware | <= 1.1 |
| Moxa | Vport 06ec-2v36m-Ct Firmware | <= 1.1 |
| Moxa | Vport 06ec-2v36m-Ct-T Firmware | <= 1.1 |
| Moxa | Vport 06ec-2v42m Firmware | <= 1.1 |
| Moxa | Vport 06ec-2v42m-T Firmware | <= 1.1 |
| Moxa | Vport 06ec-2v42m-Ct Firmware | <= 1.1 |
| Moxa | Vport 06ec-2v42m-Ct-T Firmware | <= 1.1 |
| Moxa | Vport 06ec-2v60m Firmware | <= 1.1 |
| Moxa | Vport 06ec-2v60m-T Firmware | <= 1.1 |
| Moxa | Vport 06ec-2v60m-Ct Firmware | <= 1.1 |
| Moxa | Vport 06ec-2v60m-Ct-T Firmware | <= 1.1 |
| Moxa | Vport 06ec-2v80m Firmware | <= 1.1 |
| Moxa | Vport 06ec-2v80m-T Firmware | <= 1.1 |
| Moxa | Vport 06ec-2v80m-Ct Firmware | <= 1.1 |
| Moxa | Vport 06ec-2v80m-Ct-T Firmware | <= 1.1 |
References
- https://www.moxa.com/en/Vendor Advisory
- https://www.moxa.com/en/Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-25848?
How severe is CVE-2021-25848?
How do I fix CVE-2021-25848?
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2021
- CVE-2021-25837Cosmos Network Ethermint <= v0.4.0 is affected by cache life…7.5
- CVE-2021-25838The Import function in MintHCM RELEASE 3.0.8 allows an attac…6.1
- CVE-2021-25839A weak password requirement vulnerability exists in the Crea…9.8
- CVE-2021-25845Improper validation of the ChassisID TLV in userdisk/vport_l…7.5
- CVE-2021-25846Improper validation of the ChassisID TLV in userdisk/vport_l…7.5
- CVE-2021-25847Improper validation of the length field of LLDP-MED TLV in u…9.1
- CVE-2021-25849An integer underflow was discovered in userdisk/vport_lldpd …7.5
- CVE-2021-25856An issue was discovered in pcmt superMicro-CMS version 3.11,…4.9
- CVE-2021-25857An issue was discovered in pcmt superMicro-CMS version 3.11,…7.2
- CVE-2021-25863Open5GS 2.1.3 listens on 0.0.0.0:3000 and has a default pass…8.8
- CVE-2021-25864node-red-contrib-huemagic 3.0.0 is affected by hue/assets/..…7.5
- CVE-2021-25874AVideo/YouPHPTube AVideo/YouPHPTube 10.0 and prior is affect…7.5
Are you affected by CVE-2021-25848?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST