QNAP NAS 5.1.5.3.3/5.1.5.4.3 Surveillance Station stack-based overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.3$0-$5k0.00

Summaryinfo

A vulnerability was found in QNAP NAS 5.1.5.3.3/5.1.5.4.3 and classified as critical. This issue affects some unknown processing of the component Surveillance Station. Executing a manipulation can lead to stack-based overflow. This vulnerability is registered as CVE-2020-2501. The attack requires access to the local network. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in QNAP NAS 5.1.5.3.3/5.1.5.4.3 (Network Attached Storage Software). This vulnerability affects an unknown code of the component Surveillance Station. The manipulation with an unknown input leads to a stack-based overflow vulnerability. The CWE definition for the vulnerability is CWE-121. A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was published 02/17/2021 as qsa-21-07. The advisory is shared for download at qnap.com. This vulnerability was named CVE-2020-2501. There are neither technical details nor an exploit publicly available.

Upgrading eliminates this vulnerability. The upgrade is hosted for download at qnap.com.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.6

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Stack-based overflow
CWE: CWE-121 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: qnap.com

Timelineinfo

12/09/2019 🔍
02/17/2021 +436 days 🔍
02/17/2021 +0 days 🔍
03/02/2021 +13 days 🔍

Sourcesinfo

Vendor: qnap.com

Advisory: qsa-21-07
Status: Confirmed

CVE: CVE-2020-2501 (🔍)
GCVE (CVE): GCVE-0-2020-2501
GCVE (VulDB): GCVE-100-170020

Entryinfo

Created: 02/17/2021 07:54
Updated: 03/02/2021 11:13
Changes: 02/17/2021 07:54 (40), 03/02/2021 11:10 (5), 03/02/2021 11:13 (18)
Complete: 🔍
Cache ID: 216::103

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