TOTOLINK CA300-PoE 6.2c.884 upgrade.so setUpgradeUboot FileName os command injection

CVSS Meta Temp Score
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in TOTOLINK CA300-PoE 6.2c.884. This affects the function setUpgradeUboot of the file upgrade.so. Such manipulation of the argument FileName leads to os command injection. This vulnerability is listed as CVE-2025-6620. The attack may be performed from remote. In addition, an exploit is available.

Detailsinfo

A vulnerability was found in TOTOLINK CA300-PoE 6.2c.884. It has been rated as critical. Affected by this issue is the function setUpgradeUboot of the file upgrade.so. The manipulation of the argument FileName with an unknown input leads to a os command injection vulnerability. Using CWE to declare the problem leads to CWE-78. The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability.

The advisory is available at github.com. This vulnerability is handled as CVE-2025-6620. The exploitation is known to be easy. The attack may be launched remotely. Technical details as well as a public exploit are known. This vulnerability is assigned to T1202 by the MITRE ATT&CK project.

The exploit is available at github.com. It is declared as proof-of-concept.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

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Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔍
CNA CVSS-BT Score: 🔍
CNA Vector: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 6.3
CNA Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Os command injection
CWE: CWE-78 / CWE-77 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/25/2025 🔍
06/25/2025 +0 days 🔍
06/26/2025 +1 days 🔍

Sourcesinfo

Vendor: totolink.net

Advisory: github.com
Status: Not defined

CVE: CVE-2025-6620 (🔍)
GCVE (CVE): GCVE-0-2025-6620
GCVE (VulDB): GCVE-100-313838
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 06/25/2025 09:19
Updated: 06/26/2025 16:21
Changes: 06/25/2025 09:19 (56), 06/26/2025 04:37 (30), 06/26/2025 16:21 (1)
Complete: 🔍
Submitter: pjqwudi
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #602265: TOTOLink CA300-PoE V6.2c.884 OS Command Injection (by pjqwudi)

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