What is the CVSS score of CVE-2022-28935?

CVE-2022-28935 has a CVSS 3.1 base score of 7.2 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 3.2%.

Is there a public PoC exploit available for CVE-2022-28935?

Yes, a public proof-of-concept exploit is available for CVE-2022-28935. Prioritise patching immediately. EPSS: 3.2%.

A830R Firmware CVE-2022-28935

HIGH

Command Injection (CWE-77)

2022-07-06 cve@mitre.org

Command Injection A830R Firmware A3100R Firmware A950rg Firmware A800R Firmware A3000Ru Firmware A810R Firmware

7.2

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.2 HIGH

AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Jul 06, 2022 - 13:15 nvd

HIGH 7.2

DescriptionNVD

Totolink A830R V5.9c.4729_B20191112, Totolink A3100R V4.1.2cu.5050_B20200504, Totolink A950RG V4.1.2cu.5161_B20200903, Totolink A800R V4.1.2cu.5137_B20200730, Totolink A3000RU V5.9c.5185_B20201128, Totolink A810R V4.1.2cu.5182_B20201026 were discovered to contain a command injection vulnerability.

AnalysisAI

Totolink A830R V5.9c.4729_B20191112, Totolink A3100R V4.1.2cu.5050_B20200504, Totolink A950RG V4.1.2cu.5161_B20200903, Totolink A800R V4.1.2cu.5137_B20200730, Totolink A3000RU V5.9c.5185_B20201128,. Rated high severity (CVSS 7.2), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Command Injection (CWE-77), which allows attackers to inject arbitrary commands into system command execution. Totolink A830R V5.9c.4729_B20191112, Totolink A3100R V4.1.2cu.5050_B20200504, Totolink A950RG V4.1.2cu.5161_B20200903, Totolink A800R V4.1.2cu.5137_B20200730, Totolink A3000RU V5.9c.5185_B20201128, Totolink A810R V4.1.2cu.5182_B20201026 were discovered to contain a command injection vulnerability. Affected products include: Totolink A830R Firmware, Totolink A3100R Firmware, Totolink A950Rg Firmware, Totolink A800R Firmware, Totolink A3000Ru Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Use parameterized APIs, avoid shell execution, validate input with strict allowlists.