CVE-2024-28344Public exploitNetwork attack vector

Victim redirection via double-encoded back parameter

Published Apr 10, 2024 · Updated Aug 2, 2024

Open redirect in Sipwise C5 NGCP Dashboard before mr11.5.1 allows remote authenticated users to redirect victims to malicious sites. The Old Admin Panel decodes a double-URL-encoded back parameter and uses the resulting external URL as the Back button destination. Exploitation requires an authenticated user to distribute a crafted dashboard link and a victim to open it and click Back.

CVSS severity3.1
Low
EPSS probability0.46%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Open redirect in Sipwise C5 NGCP Dashboard before mr11.5.1 allows remote authenticated users to redirect victims to malicious sites. The Old Admin Panel decodes a double-URL-encoded back parameter and uses the resulting external URL as the Back button destination. Exploitation requires an authenticated user to distribute a crafted dashboard link and a victim to open it and click Back.

The record

CVE
CVE-2024-28344
Published
Apr 10, 2024
Updated
Aug 2, 2024
Vendor
Sipwise
Product
Sipwise C5
Classifications
CWE-601, CAPEC-178, T1204.001
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Apr 10, 2024CVE publishedPublication date reported by the CVE source.
  2. Aug 2, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

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

  1. Affected versionversion=0 <mr11.5.1

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Sipwise · Sipwise C5version=0 <mr11.5.1

Published CVSS scores

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

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.

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No observations available

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

Weakness, pattern, technique

CWE-601URL Redirection to Untrusted Site ('Open Redirect')
CAPEC-178Cross-Site Flashing
T1204.001User Execution: Malicious Link

Public exploit references

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

Technologies

Your stack

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Your stack

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