Samba up to 4.15.11/4.16.6/4.17.2 on 32-bit Kerberos Library/AD DC integer overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.8$0-$5k0.00

A vulnerability was found in Samba up to 4.15.11/4.16.6/4.17.2 on 32-bit (File Transfer Software). It has been declared as critical. Affected by this vulnerability is an unknown code of the component Kerberos Library/AD DC. The manipulation with an unknown input leads to a integer overflow vulnerability. The CWE definition for the vulnerability is CWE-190. The software performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was disclosed 11/17/2022. It is possible to read the advisory at samba.org. This vulnerability is known as CVE-2022-42898. The technical details are unknown and an exploit is not publicly available.

Upgrading to version 4.15.12, 4.16.7 or 4.17.3 eliminates this vulnerability.

Productinfo

Type

Name

License

  • open-source

CPE 2.3info

CPE 2.2info

CVSSv3info

VulDB Meta Base Score: 5.0
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.0
VulDB Temp Score: 4.8
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: Integer overflow
CWE: CWE-190 / CWE-189
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: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Samba 4.15.12/4.16.7/4.17.3

Timelineinfo

10/13/2022 CVE reserved
11/17/2022 +35 days Advisory disclosed
11/17/2022 +0 days VulDB entry created
12/19/2022 +32 days VulDB last update

Sourcesinfo

Product: samba.org

Advisory: samba.org
Status: Confirmed

CVE: CVE-2022-42898 (🔒)

Entryinfo

Created: 11/17/2022 04:36 PM
Updated: 12/19/2022 03:03 PM
Changes: 11/17/2022 04:36 PM (39), 12/19/2022 03:03 PM (2)
Complete: 🔍

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