Samsung Semiconductor Exynos Decoding input validation

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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7.5$0-$5k0.70+

Summaryinfo

A vulnerability categorized as critical has been discovered in Samsung Semiconductor Exynos. Impacted is an unknown function of the component Decoding. Such manipulation leads to input validation. This vulnerability is listed as CVE-2026-33969. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability was found in Samsung Semiconductor Exynos (affected version unknown) and classified as critical. Affected by this issue is an unknown functionality of the component Decoding. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is availability. CVE summarizes:

In the NAS Authentication Request message decoding procedure, a missing lower bound check causes an infinite loop, leading to Denial of Service.

The advisory is shared for download at semiconductor.samsung.com. This vulnerability is handled as CVE-2026-33969 since 03/24/2026. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 11/05/2026).

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

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.5

VulDB Base Score: 7.5
VulDB Temp Score: 7.5
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: Input validation
CWE: CWE-20
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

03/24/2026 CVE reserved
11/05/2026 +226 days Advisory disclosed
11/05/2026 +0 days VulDB entry created
11/05/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: semiconductor.samsung.com
Status: Not defined

CNA: samsungsemiconductor
CVE: CVE-2026-33969 (🔒)

GCVE (CVE): GCVE-0-2026-33969
GCVE (VulDB): GCVE-100-431348

Entryinfo

Created: 11/05/2026 04:07
Changes: 11/05/2026 04:07 (51)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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