FreeBSD up to 11.2/11.3/12.0 bsnmp Library Encoding out-of-bounds read

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A vulnerability was found in FreeBSD up to 11.2/11.3/12.0 (Operating System) and classified as problematic. Affected by this issue is an unknown part of the component bsnmp Library. The manipulation as part of a Encoding leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-125. Impacted is confidentiality, and availability. CVE summarizes:

In FreeBSD 12.0-STABLE before r350637, 12.0-RELEASE before 12.0-RELEASE-p9, 11.3-STABLE before r350638, 11.3-RELEASE before 11.3-RELEASE-p2, and 11.2-RELEASE before 11.2-RELEASE-p13, the bsnmp library is not properly validating the submitted length from a type-length-value encoding. A remote user could cause an out-of-bounds read or trigger a crash of the software such as bsnmpd resulting in a denial of service.

The weakness was released 08/30/2019 as not defined mailinglist post (Bugtraq). The advisory is shared for download at seclists.org. This vulnerability is handled as CVE-2019-5610 since 01/07/2019. 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.

Applying a patch is able to eliminate this problem.

Entries connected to this vulnerability are available at 141117, 141115 and 141114.

Productinfoedit

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CPE 2.3infoedit

CPE 2.2infoedit

CVSSv3infoedit

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2infoedit

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

NVD Base Score: 🔍

Exploitinginfoedit

Class: Information disclosure
CWE: CWE-125
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfoedit

Threat: 🔍
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Countermeasuresinfoedit

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Timelineinfoedit

01/07/2019 🔍
08/30/2019 +235 days 🔍
08/30/2019 +0 days 🔍
08/10/2020 +346 days 🔍

Sourcesinfoedit

Product: https://www.freebsd.org/

Advisory: seclists.org
Status: Not defined
Confirmation: 🔍

CVE: CVE-2019-5610 (🔍)
See also: 🔍

Entryinfoedit

Created: 08/30/2019 03:38 PM
Updated: 08/10/2020 10:40 AM
Changes: (18) software_type vulnerability_cwe vulnerability_cvss2_nvd_av vulnerability_cvss2_nvd_ac vulnerability_cvss2_nvd_au vulnerability_cvss2_nvd_ci vulnerability_cvss2_nvd_ii vulnerability_cvss2_nvd_ai vulnerability_cvss3_nvd_av vulnerability_cvss3_nvd_ac vulnerability_cvss3_nvd_pr vulnerability_cvss3_nvd_ui vulnerability_cvss3_nvd_s vulnerability_cvss3_nvd_c vulnerability_cvss3_nvd_i vulnerability_cvss3_nvd_a source_cve_assigned source_cve_nvd_summary
Complete: 🔍

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