What is the CVSS score of CVE-2017-15320?

CVE-2017-15320 has a CVSS 3.0 base score of 7.5 (High). CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H. EPSS exploitation probability: 0.2%.

Te60 Firmware CVE-2017-15320

HIGH

Out-of-bounds Read (CWE-125)

2017-12-22 psirt@huawei.com

Buffer Overflow Information Disclosure Huawei Te60 Firmware Rp200 Firmware Te30 Firmware Te40 Firmware Te50 Firmware

7.5

CVSS 3.0 · NVD

Severity by source

NVD PRIMARY

7.5 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Lifecycle Timeline

CVE Published

Dec 22, 2017 - 17:29 cve.org

HIGH 7.5

DescriptionCVE.org

RP200 V500R002C00, V600R006C00; TE30 V100R001C10, V500R002C00, V600R006C00; TE40 V500R002C00, V600R006C00; TE50 V500R002C00, V600R006C00; TE60 V100R001C10, V500R002C00, V600R006C00 have an out-of-bounds read vulnerabilities in some Huawei products. Due to insufficient input validation, a remote attacker could exploit these vulnerabilities by sending specially crafted SS7 related packets to the target devices. Successful exploit will cause out-of-bounds read and possibly crash the system.

AnalysisAI

RP200 V500R002C00, V600R006C00; TE30 V100R001C10, V500R002C00, V600R006C00; TE40 V500R002C00, V600R006C00; TE50 V500R002C00, V600R006C00; TE60 V100R001C10, V500R002C00, V600R006C00 have an. 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 as Out-of-bounds Read (CWE-125), which allows attackers to read data from memory outside the intended buffer boundaries. RP200 V500R002C00, V600R006C00; TE30 V100R001C10, V500R002C00, V600R006C00; TE40 V500R002C00, V600R006C00; TE50 V500R002C00, V600R006C00; TE60 V100R001C10, V500R002C00, V600R006C00 have an out-of-bounds read vulnerabilities in some Huawei products. Due to insufficient input validation, a remote attacker could exploit these vulnerabilities by sending specially crafted SS7 related packets to the target devices. Successful exploit will cause out-of-bounds read and possibly crash the system. Affected products include: Huawei Rp200 Firmware, Huawei Te30 Firmware, Huawei Te40 Firmware, Huawei Te50 Firmware, Huawei Te60 Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate array indices and buffer lengths. Use memory-safe languages. Enable AddressSanitizer during testing.