CVE-2024-7339: A vulnerability has been found in TVT DVR TD-2104TS-CL, DVR TD-2108TS-HP, Provision-ISR DVR SH-4050A5-5L(MM) a

This week

MEDIUM 5.3REMOTEMITIGATEMITIGATEMITIGATE

CVE-2024-7339 is a medium-severity flaw (CVSS 5.3) affecting sh-4050a5-5l\(mm\) firmware, avision av108t firmware, td-2104ts-cl firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability has been found in TVT DVR TD-2104TS-CL, DVR TD-2108TS-HP, Provision-ISR DVR SH-4050A5-5L(MM) and AVISION DVR AV108T and classified as problematic. This vulnerability affects unknown code of the file /queryDevInfo. The manipulation leads to information disclosure. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. VDB-273262 is the identifier assigned to this vulnerability. NOTE: The

Why this priority

EPSS top 2%: very likely to be exploited
Public exploit reference
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	5.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	32.0% (top 2%)
CISA exploited list	No
Weakness	CWE-200
Published	2024-08-01
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: provision-isr · tvt

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2024-08-01 04:15 UTCPublished CVE record published
2026-06-17 08:19 UTCUpdated Record last modified

provision-isr sh-4050a5-5l\(mm\) firmware MITIGATE

Affected: all versions · 1.3.3.20657b180918.d06.u2\(4a41t\) · 1.3.4.22966b181219.d00.u1\(4a21s\) · 1.3.4.22966b181219.d14.u1\(8a41t\) · 1.3.4.22966b181219.d44.u1\(16a82t\) · 1.3.4.24513b190218.d00.u1\(8a21s\) · 1.3.4.24879b190222.d00.u2\(8a21s\)

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

tvt avision av108t firmware MITIGATE

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

tvt td-2104ts-cl firmware MITIGATE

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

tvt td-2108ts-hp firmware MITIGATE

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Nuclei scan template: TVT DVR Sensitive Device - Information Disclosure

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2024-7339?

sh-4050a5-5l\(mm\) firmware: mitigate or apply the listed mitigation; avision av108t firmware: mitigate or apply the listed mitigation; td-2104ts-cl firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2024-7339 being exploited?

CVE-2024-7339 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2024-7339 affect?

CVE-2024-7339 affects sh-4050a5-5l\(mm\) firmware, avision av108t firmware, td-2104ts-cl firmware. Severity is medium (CVSS 5.3). A vulnerability has been found in TVT DVR TD-2104TS-CL, DVR TD-2108TS-HP, Provision-ISR DVR SH-4050A5-5L(MM) and AVISION DVR AV108T and classified as problematic. This vulnerability affects unknown code of the file /queryDevInfo. The manipu

How urgent is CVE-2024-7339?

Priority 53/100. EPSS top 2%: very likely to be exploited; Public exploit reference; Remotely exploitable, no login, no user action

References

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