FreeBSD 12.1 memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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8.3$0-$5k0.00

A vulnerability, which was classified as critical, has been found in FreeBSD 12.1 (Operating System). Affected by this issue is an unknown code. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is availability. CVE summarizes:

In FreeBSD 12.1-STABLE before r356911, and 12.1-RELEASE before p5, insufficient checking in the cryptodev module allocated the size of a kernel buffer based on a user-supplied length allowing an unprivileged process to trigger a kernel panic.

The weakness was published 05/13/2020. This vulnerability is handled as CVE-2019-15880 since 09/03/2019. 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.

Similar entries are available at 155179 and 155178.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.6
VulDB Meta Temp Score: 8.5

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

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: Patch
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/03/2019 🔍
05/13/2020 +253 days 🔍
05/14/2020 +1 days 🔍
10/17/2020 +156 days 🔍

Sourcesinfo

Product: freebsd.org

Status: Not defined
Confirmation: 🔍

CVE: CVE-2019-15880 (🔍)
See also: 🔍

Entryinfo

Created: 05/14/2020 07:45
Updated: 10/17/2020 15:10
Changes: 05/14/2020 07:45 (36), 05/14/2020 07:50 (18), 10/17/2020 15:10 (1)
Complete: 🔍

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