What is the CVSS score of CVE-2024-39921?

CVE-2024-39921 has a CVSS 3.1 base score of 7.5 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N. EPSS exploitation probability: 0.4%.

Ipcom Ve2 Ls 100 Firmware CVE-2024-39921

HIGH

Observable Discrepancy (CWE-203)

2024-09-04 vultures@jpcert.or.jp

Information Disclosure Ipcom Ve2 Ls 100 Firmware Ipcom Ve2 Ls 200 Firmware Ipcom Ve2 Ls 220 Firmware Ipcom Ve2 Ls Plus 100 Firmware Ipcom Ve2 Ls Plus 200 Firmware Ipcom Ve2 Ls Plus 220 Firmware Ipcom Ve2 Ls Plus2 200 Firmware Ipcom Ve2 Ls Plus2 220 Firmware Ipcom Ve2 Sc Plus 100 Firmware Ipcom Ve2 Sc Plus 200 Firmware Ipcom Ve2 Sc Plus 220 Firmware Ipcom Ex2 In 3200 Firmware Ipcom Ex2 In 3500 Firmware Ipcom Ex2 Lb 3200 Firmware Ipcom Ex2 Lb 3500 Firmware Ipcom Ex2 Sc 3200 Firmware Ipcom Ex2 Sc 3500 Firmware Ipcom Ex2 Dc 3200 Firmware Ipcom Ex2 Dc 3500 Firmware

7.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.5 HIGH

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

CVE Published

Sep 04, 2024 - 03:15 nvd

HIGH 7.5

DescriptionNVD

Observable timing discrepancy issue exists in IPCOM EX2 Series V01L02NF0001 to V01L06NF0401, V01L20NF0001 to V01L20NF0401, V02L20NF0001 to V02L21NF0301, and IPCOM VE2 Series V01L04NF0001 to V01L06NF0112. If this vulnerability is exploited, some of the encrypted communication may be decrypted by an attacker who can obtain the contents of the communication.

AnalysisAI

Observable timing discrepancy issue exists in IPCOM EX2 Series V01L02NF0001 to V01L06NF0401, V01L20NF0001 to V01L20NF0401, V02L20NF0001 to V02L21NF0301, and IPCOM VE2 Series V01L04NF0001 to. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-203. Observable timing discrepancy issue exists in IPCOM EX2 Series V01L02NF0001 to V01L06NF0401, V01L20NF0001 to V01L20NF0401, V02L20NF0001 to V02L21NF0301, and IPCOM VE2 Series V01L04NF0001 to V01L06NF0112. If this vulnerability is exploited, some of the encrypted communication may be decrypted by an attacker who can obtain the contents of the communication. Affected products include: Fujitsu Ipcom Ve2 Ls 100 Firmware, Fujitsu Ipcom Ve2 Ls 200 Firmware, Fujitsu Ipcom Ve2 Ls 220 Firmware, Fujitsu Ipcom Ve2 Ls Plus 100 Firmware, Fujitsu Ipcom Ve2 Ls Plus 200 Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.