What is the CVSS score of CVE-2022-29639?

CVE-2022-29639 has a CVSS 3.1 base score of 8.1 (High). CVSS vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 1.8%.

Is there a public PoC exploit available for CVE-2022-29639?

Yes, a public proof-of-concept exploit is available for CVE-2022-29639. Prioritise patching immediately. EPSS: 1.8%.

A3100R Firmware CVE-2022-29639

HIGH

2022-05-18 cve@mitre.org

Command Injection A3100R Firmware TOTOLINK

8.1

CVSS 3.1 · NVD

View

Vulnerability Assessment

Impact	CVSS score of 8.1 (HIGH). Attack characteristics: network attack vector, high complexity, no privileges required, no user interaction not required. Public proof-of-concept exploit code is available.
Exploit ScenarioDerived	This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the high-severity affected system.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).

No patch listed yet 1.8% exploitation probability (EPSS)

Get an e-mail when this CVE is exploited, patched or re-scored. Free account.

Alert me

AnalysisAI

TOTOLINK A3100R V4.1.2cu.5050_B20200504 and V4.1.2cu.5247_B20211129 were discovered to contain a command injection vulnerability via the magicid parameter in the function uci_cloudupdate_config. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, no authentication required. Public exploit code available and no vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

Know when A3100R Firmware gets its next vulnerability

Watch products and get an email when something new is published
Check this CVE against your own stack and servers
Exploit and PoC references, threat intelligence from 22 sources

Continue with Google Continue with GitHub

No credit card · 7-day full trial

Severity by source

NVD PRIMARY 8.1 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

DescriptionNVD

TOTOLINK A3100R V4.1.2cu.5050_B20200504 and V4.1.2cu.5247_B20211129 were discovered to contain a command injection vulnerability via the magicid parameter in the function uci_cloudupdate_config.

Threat Intelligence Overview

EPSS Score

1.8%

Top 24% exploitable

Exploit

POC

Public exploit code exists

Data Quality

3 sources

Confidence: Low

NVD

CVE.org

EPSS

GitHub

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue

Severity HIGH

CISA KEV No

Public POC Yes

EPSS 1.8%

Patch available No

Active threat No

Deciding rule

HIGH severity (CVSS 7.0-8.9)

What every action level means

Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.

Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.

This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.

This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.

Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived

Scheduled

Exploitation· derived

Poc

System Exposure· derived

Open

Automatable· derived

Human Impact· derived

Medium

Priority Score

Low Medium High Critical

KEV: 0

EPSS: +2

CVSS: +40

PoC: +20

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

OS Command Injection CRITICAL

OS command injection occurs when an application passes unsanitized user input directly into system shell commands.

Affected Products (CPE)NVD

cpe:2.3:o:totolink:a3100r_firmware:4.1.2cu.5050_b20200504:*:*:*:*:*:*:*

cpe:2.3:o:totolink:a3100r_firmware:4.1.2cu.5247_b20211129:*:*:*:*:*:*:*

More in A3100R Firmware

View all

CVE-2021-46009 CRITICAL Emergency POC

9.8 Mar 30

In Totolink A3100R V5.9c.4577, multiple pages can be read by curl or Burp Suite without authentication. Rated critical s

CVE-2025-28036 CRITICAL Act Now POC

9.8 Apr 22

TOTOLINK A950RG V4.1.2cu.5161_B20200903 was found to contain a pre-auth remote command execution vulnerability in the se

CVE-2025-28035 CRITICAL Act Now POC

9.8 Apr 22

TOTOLINK A830R V4.1.2cu.5182_B20201102 was found to contain a pre-auth remote command execution vulnerability in the set

CVE-2025-28034 CRITICAL Act Now POC

9.8 Apr 22

TOTOLINK A800R V4.1.2cu.5137_B20200730, A810R V4.1.2cu.5182_B20201026, A830R V4.1.2cu.5182_B20201102, A950RG V4.1.2cu.51

CVE-2025-45790 CRITICAL Act Now POC

9.8 May 08

TOTOLINK A3100R V5.9c.1527 is vulnerable to Buffer Overflow via the priority parameter in the setMacQos interface of /li

CVE-2025-45789 CRITICAL Act Now POC

9.8 May 08

TOTOLINK A3100R V5.9c.1527 is vulnerable to buffer overflow via the urlKeyword parameter in setParentalRules. Rated crit

CVE-2025-45788 CRITICAL Act Now POC

9.8 May 08

TOTOLINK A3100R V5.9c.1527 is vulnerable to Buffer Overflow via the comment parameter in setMacFilterRules. Rated critic

CVE-2025-45787 CRITICAL Act Now POC

9.8 May 08

TOTOLINK A3100R V5.9c.1527 is vulnerable to Buffer Overflow viathe comment parameter in setIpPortFilterRules. Rated crit

CVE-2024-42547 CRITICAL Act Now POC

9.8 Aug 12

TOTOLINK A3100R V4.1.2cu.5050_B20200504 has a buffer overflow vulnerability in the http_host parameter in the loginauth

CVE-2024-42546 CRITICAL Act Now POC

9.8 Aug 12

TOTOLINK A3100R V4.1.2cu.5050_B20200504 has a buffer overflow vulnerability in the password parameter in the loginauth f

CVE-2022-29645 CRITICAL Act Now POC

9.8 May 18

TOTOLINK A3100R V4.1.2cu.5050_B20200504 and V4.1.2cu.5247_B20211129 were discovered to contain a hard coded password for

CVE-2022-29644 CRITICAL Act Now POC

9.8 May 18

TOTOLINK A3100R V4.1.2cu.5050_B20200504 and V4.1.2cu.5247_B20211129 were discovered to contain a hard coded password for

Same technique Command Injection

View all

CVE-2024-21887 CRITICAL POC

9.1

CVE-2019-15107 CRITICAL POC

9.8

CVE-2016-3081 HIGH POC

8.1

CVE-2024-51378 CRITICAL POC

9.8

CVE-2012-1823 CRITICAL POC

9.8

CVE-2016-1555 CRITICAL POC

9.8

CVE-2014-6271 CRITICAL POC

9.8

CVE-2024-55956 CRITICAL POC

9.8

Search Externally

GitHub PoC

Exploit-DB PacketStorm Snyk Rapid7 Nuclei Templates Trickest PoC

Back