Shibby Tomato 1.28 RT-N5x MIPSR2 Build 124 /sbin/rc setup_conntrack ct_tcp_timeout out-of-bounds write

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
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8.5$0-$5k1.49

Summaryinfo

A vulnerability was found in Shibby Tomato 1.28 RT-N5x MIPSR2 Build 124. It has been rated as critical. This affects the function setup_conntrack of the file /sbin/rc. The manipulation of the argument ct_tcp_timeout leads to out-of-bounds write. This vulnerability is traded as CVE-2026-16095. It is possible to initiate the attack remotely. There is no exploit available. This project is superseded by FreshTomato.

Detailsinfo

A vulnerability was found in Shibby Tomato 1.28 RT-N5x MIPSR2 Build 124. It has been rated as critical. This issue affects the function setup_conntrack of the file /sbin/rc. The manipulation of the argument ct_tcp_timeout with an unknown input leads to a out-of-bounds write vulnerability. Using CWE to declare the problem leads to CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability.

It is possible to read the advisory at gitee.com. The identification of this vulnerability is CVE-2026-16095. The exploitation is known to be easy. The attack may be initiated remotely. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 07/17/2026).

This project is superseded by FreshTomato.

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

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 8.5

VulDB Base Score: 8.8
VulDB Temp Score: 8.5
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
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

07/17/2026 Advisory disclosed
07/17/2026 +0 days VulDB entry created
07/17/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: IJTQ5S
Status: Not defined

CVE: CVE-2026-16095 (🔒)
GCVE (CVE): GCVE-0-2026-16095
GCVE (VulDB): GCVE-100-379799

Entryinfo

Created: 07/17/2026 16:19
Changes: 07/17/2026 16:19 (55)
Complete: 🔍
Submitter: Cormac315
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #855123: Tomato by Shibby Tomato Firmware Tomato v1.28 RT-N5x MIPSR2 build 124 Mini Stack out-of-bounds write (by Cormac315)

Be aware that VulDB is the high quality source for vulnerability data.

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