SpaceDot cobs_decode integer overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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3.2$0-$5k0.34+

Summaryinfo

A vulnerability, which was classified as problematic, has been found in SpaceDot. This affects the function cobs_decode. The manipulation leads to integer overflow. This vulnerability is uniquely identified as CVE-2026-75371. Local access is required to approach this attack. No exploit exists.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in SpaceDot (affected version unknown). This issue affects the function cobs_decode. The manipulation with an unknown input leads to a integer overflow vulnerability. Using CWE to declare the problem leads to CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. Impacted is availability. The summary by CVE is:

An integer handling flaw in the cobs_decode function of SpaceDot AcubeSAT OBC software commit eaf90ec allows physically-proximate attackers with UART access to cause a Denial of Service (DoS) via a crafted input.

It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2026-75371 since 08/17/2026. The exploitation is known to be easy. Attacking locally is a requirement. Technical details of the vulnerability are known, but there is no available exploit.

Applying the patch eaf90ec is able to eliminate this problem.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.3
VulDB Meta Temp Score: 3.2

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Integer overflow
CWE: CWE-190 / CWE-189
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔒

Patch: eaf90ec

Timelineinfo

08/17/2026 CVE reserved
08/24/2026 +7 days Advisory disclosed
08/24/2026 +0 days VulDB entry created
08/24/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: github.com
Status: Confirmed

CVE: CVE-2026-75371 (🔒)
GCVE (CVE): GCVE-0-2026-75371
GCVE (VulDB): GCVE-100-394787

Entryinfo

Created: 08/24/2026 20:36
Changes: 08/24/2026 20:36 (53)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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