CVE-2020-10376Public exploitNetwork attack vector

Password disclosure via cleartext Basic authentication

Published Mar 11, 2020 · Updated Aug 4, 2024

Cleartext credential transmission in Technicolor TC7337NET 08.89.17.23.03 allows remote attackers to recover passwords from network traffic. The device sends the HTTP Basic Authorization header over cleartext HTTP, exposing the carried password to packet capture. An attacker must be able to observe traffic between a management client and the device; the demonstrated consequence is disclosure of transmitted passwords.

CVSS severity9.8
Critical
EPSS probability1.06%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Cleartext credential transmission in Technicolor TC7337NET 08.89.17.23.03 allows remote attackers to recover passwords from network traffic. The device sends the HTTP Basic Authorization header over cleartext HTTP, exposing the carried password to packet capture. An attacker must be able to observe traffic between a management client and the device; the demonstrated consequence is disclosure of transmitted passwords.

The record

CVE
CVE-2020-10376
Published
Mar 11, 2020
Updated
Aug 4, 2024
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-319, CAPEC-117, T1040
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Mar 11, 2020CVE publishedPublication date reported by the CVE source.
  2. Aug 4, 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?

Affected buildAffected product and version details are unavailable.

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Affected products and versions are unavailable in this record.

Published CVSS scores

5.0NIST NVDAV:N/AC:L/Au:N/C:P/I:N/A:N
9.8NIST NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-319Cleartext Transmission of Sensitive Information
CAPEC-117Interception
T1040Network Sniffing

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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