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Ac18 Firmware CVE-2024-41630

HIGH
Stack-based Buffer Overflow (CWE-121)
2024-07-31 cve@mitre.org
7.6
CVSS 3.1 · Vendor: mitre
View

Vulnerability Assessment

Weakness
CWE
ASVS 5.0
V15 - Secure Coding and Architecture Stack buffer bounds checking
MITRE ATT&CK

1 technique across 1 tactic: Execution

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Impact

CVSS score of 7.6 (HIGH). Attack characteristics: network attack vector, low complexity, low 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 1.0% exploitation probability (EPSS)

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AnalysisAI

Stack-based buffer overflow vulnerability in Tenda AC18 V15.03.3.10_EN allows a remote attacker to execute arbitrary code via the ssid parameter at ip/goform/fast_setting_wifi_set. Rated high severity (CVSS 7.6), this vulnerability is remotely exploitable, low attack complexity. 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

This vulnerability is classified under CWE-121. Stack-based buffer overflow vulnerability in Tenda AC18 V15.03.3.10_EN allows a remote attacker to execute arbitrary code via the ssid parameter at ip/goform/fast_setting_wifi_set. Affected products include: Tenda Ac18 Firmware.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

Vendor (mitre) PRIMARY 7.6 HIGH
AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:L

Primary rating from Vendor (mitre) · only source for this CVE.

CVSS VectorVendor: mitre

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
High
Availability
Low

DescriptionCVE.org

Stack-based buffer overflow vulnerability in Tenda AC18 V15.03.3.10_EN allows a remote attacker to execute arbitrary code via the ssid parameter at ip/goform/fast_setting_wifi_set.

Threat Intelligence Overview

EPSS Score
1.0%
Top 43% exploitable
Exploit
POC
Public exploit code exists
Data Quality
2 sources
Confidence: Low

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 1.0%
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
No
Human Impact· derived
Medium

Priority Score

59
Low Medium High Critical
KEV: 0
EPSS: +1
CVSS: +38
PoC: +20
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

A buffer overflow occurs when a program writes more data to a memory buffer than it was allocated to hold, causing the excess data to spill into adjacent memory regions.

A stack-based buffer overflow occurs when a program writes more data to a buffer located on the stack than it was allocated to hold.

Remote Code Execution represents the critical moment when an attacker successfully runs arbitrary code on a target system without physical access.

Affected Products (CPE)CVE.org

cpe:2.3:o:tenda:ac18_firmware:15.03.3.10_en:*:*:*:*:*:*:*
CVE-2024-33182 CRITICAL POC
9.8 Jul 16

Tenda AC18 V15.03.3.10_EN was discovered to contain a stack-based buffer overflow vulnerability via the deviceId paramet

CVE-2024-33180 CRITICAL POC
9.8 Jul 16

Tenda AC18 V15.03.3.10_EN was discovered to contain a stack-based buffer overflow vulnerability via the deviceId paramet

CVE-2024-33835 CRITICAL POC
9.8 May 01

Tenda AC18 V15.03.05.05 has a stack overflow vulnerability in the remoteIp parameter from formSetSafeWanWebMan function.

CVE-2024-28545 CRITICAL POC
9.8 Mar 26

Tenda AC18 V15.03.05.05 contains a command injection vulnerablility in the deviceName parameter of formsetUsbUnload func

CVE-2024-2854 CRITICAL POC
9.8 Mar 24

A vulnerability classified as critical has been found in Tenda AC18 15.03.05.05. Rated critical severity (CVSS 9.8), thi

CVE-2024-28537 CRITICAL POC
9.8 Mar 18

Tenda AC18 V15.03.05.05 has a stack overflow vulnerability in the page parameter of fromNatStaticSetting function. Rated

CVE-2024-28553 CRITICAL POC
9.8 Mar 12

Tenda AC18 V15.03.05.05 has a stack overflow vulnerability in the entrys parameter fromAddressNat function. Rated critic

CVE-2024-28535 CRITICAL POC
9.8 Mar 12

Tenda AC18 V15.03.05.05 has a stack overflow vulnerability in the mitInterface parameter of fromAddressNat function. Rat

CVE-2023-30135 CRITICAL POC
9.8 May 05

Tenda AC18 v15.03.05.19(6318_)_cn was discovered to contain a command injection vulnerability via the deviceName paramet

CVE-2023-24166 CRITICAL POC
9.8 Jan 26

Tenda AC18 V15.03.05.19 is vulnerable to Buffer Overflow via /goform/formWifiBasicSet. Rated critical severity (CVSS 9.8

CVE-2022-43260 CRITICAL POC
9.8 Oct 18

Tenda AC18 V15.03.05.19(6318) was discovered to contain a stack overflow via the time parameter in the fromSetSysTime fu

CVE-2022-40854 CRITICAL POC
9.8 Sep 23

Tenda AC18 router contained a stack overflow vulnerability in /goform/fast_setting_wifi_set. Rated critical severity (CV

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