DrayTek Vigor3900/Vigor2960/Vigor300B up to 1.5.0 HTTP Request out-of-bounds write

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.4$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in DrayTek Vigor3900, Vigor2960 and Vigor300B up to 1.5.0. This issue affects some unknown processing. The manipulation as part of HTTP Request results in out-of-bounds write. This vulnerability is identified as CVE-2020-10827. The attack can be executed remotely. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in DrayTek Vigor3900, Vigor2960 and Vigor300B up to 1.5.0 (Router Operating System). It has been classified as critical. Affected is an unknown function. The manipulation as part of a HTTP Request leads to a out-of-bounds write vulnerability. CWE is classifying the issue as CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

A stack-based buffer overflow in apmd on Draytek Vigor3900, Vigor2960, and Vigor300B devices before 1.5.1 allows remote attackers to achieve code execution via a remote HTTP request.

The weakness was released 03/26/2020. This vulnerability is traded as CVE-2020-10827 since 03/22/2020. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available.

Upgrading to version 1.5.1 eliminates this vulnerability.

Entries connected to this vulnerability are available at VDB-152377, VDB-152375, VDB-152374 and VDB-152373. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
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: Out-of-bounds write
CWE: CWE-787 / 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: Vigor3900/Vigor2960/Vigor300B 1.5.1

Timelineinfo

03/22/2020 🔍
03/26/2020 +4 days 🔍
03/27/2020 +1 days 🔍
05/05/2025 +1865 days 🔍

Sourcesinfo

Advisory: slashd.ga
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2020-10827 (🔍)
GCVE (CVE): GCVE-0-2020-10827
GCVE (VulDB): GCVE-100-152376
See also: 🔍

Entryinfo

Created: 03/27/2020 07:44
Updated: 05/05/2025 22:29
Changes: 03/27/2020 07:44 (38), 03/27/2020 07:49 (18), 10/05/2020 08:40 (1), 05/12/2024 07:36 (18), 05/05/2025 22:29 (3)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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