What is the CVSS score of CVE-2019-5251?

CVE-2019-5251 has a CVSS 3.1 base score of 5.5 (Medium). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N. EPSS exploitation probability: 0.8%.

Honor V10 Firmware CVE-2019-5251

MEDIUM

Path Traversal (CWE-22)

2019-12-13 psirt@huawei.com

Huawei Path Traversal Information Disclosure Honor V10 Firmware P30 Firmware Enjoy 7S Firmware Mate 20 Firmware Honor 9 Lite Firmware Honor 9I Firmware M6 Firmware P30 Pro Firmware Honor 20S Firmware

5.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

5.5 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

CVE Published

Dec 13, 2019 - 15:15 nvd

MEDIUM 5.5

DescriptionNVD

There is a path traversal vulnerability in several Huawei smartphones. The system does not sufficiently validate certain pathnames from the application. An attacker could trick the user into installing, backing up and restoring a malicious application. Successful exploit could cause information disclosure.

AnalysisAI

There is a path traversal vulnerability in several Huawei smartphones. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Path Traversal (CWE-22), which allows attackers to access files and directories outside the intended path. There is a path traversal vulnerability in several Huawei smartphones. The system does not sufficiently validate certain pathnames from the application. An attacker could trick the user into installing, backing up and restoring a malicious application. Successful exploit could cause information disclosure. Affected products include: Huawei Honor V10 Firmware, Huawei P30 Firmware, Huawei Enjoy 7S Firmware, Huawei Mate 20 Firmware, Huawei Honor 9 Lite Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate and canonicalize file paths. Use chroot or sandboxing. Reject input containing path separators or '../' sequences.