CVE-2024-28442Public exploit

Sensitive-file disclosure via Company Portal WebView traversal

Published Mar 26, 2024 · Updated Aug 5, 2024

Directory traversal in Yealink VP59 firmware 91.15.0.118 allows physically proximate attackers to read usernames and encrypted passwords. The Company Portal terms-of-use WebView fails to confine file navigation to its intended directory, allowing paths to reach sensitive device files. Physical access to the phone is required, and the disclosed consequence is read-only exposure of stored credential data.

CVSS severity7.5
High
EPSS probability0.84%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
Coverage for this vulnerability

See if you're affected

Explore vulnerability checks for your environment with Hinoki.

Book a demo

Summary

What happened

Directory traversal in Yealink VP59 firmware 91.15.0.118 allows physically proximate attackers to read usernames and encrypted passwords. The Company Portal terms-of-use WebView fails to confine file navigation to its intended directory, allowing paths to reach sensitive device files. Physical access to the phone is required, and the disclosed consequence is read-only exposure of stored credential data.

The record

CVE
CVE-2024-28442
Published
Mar 26, 2024
Updated
Aug 5, 2024
Vendor
Yealink
Product
Yealink VP59 Firmware
Classifications
CWE-200, T1005
Attack vector
physical
Privileges
Unavailable

Timeline

How it unfolded

  1. Mar 26, 2024CVE publishedPublication date reported by the CVE source.
  2. Aug 5, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=91.15.0.118

What conditions does exploitation require?

Attack vectorphysical
Required privilegesUnavailable in this record.

What is affected?

Yealink · Yealink VP59 Firmwareversion=91.15.0.118

Published CVSS scores

7.5YealinkCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
7.5CISA ADPCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorphysical
PrivilegesUnavailable
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-200Exposure of Sensitive Information to an Unauthorized Actor
T1005Data from Local System

Public exploit references

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

See the directory against your own environment.

Your stack

Check the software in your environment

Book a demo to see how Hinoki identifies affected software and validates exploitability in your environment.

Book a demo