Netatalk etc/afpd/appl.c copyapplfile stack-based overflow

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

Summaryinfo

A vulnerability, which was classified as critical, was found in Netatalk. Affected is the function copyapplfile of the file etc/afpd/appl.c. Executing a manipulation can lead to stack-based overflow. This vulnerability appears as CVE-2022-23125. There is no available exploit. It is best practice to apply a patch to resolve this issue.

Detailsinfo

A vulnerability was found in Netatalk (affected version not known). It has been declared as critical. This vulnerability affects the function copyapplfile of the file etc/afpd/appl.c. 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. CVE summarizes:

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Netatalk. Authentication is not required to exploit this vulnerability. The specific flaw exists within the copyapplfile function. When parsing the len element, the process does not properly validate the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-15869.

The weakness was presented 12/20/2022 as d801ed421800bcd5df9045f7327c92cd4fc944aa. The advisory is available at github.com. This vulnerability was named CVE-2022-23125 since 01/11/2022. Technical details are known, but there is no available exploit.

Applying the patch d801ed421800bcd5df9045f7327c92cd4fc944aa is able to eliminate this problem. The bugfix is ready for download at github.com.

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Productinfo

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License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.4
VulDB Meta Temp Score: 8.3

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

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 9.8
CNA Vector: 🔍

CVSSv2info

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

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: Patch
Status: 🔍

0-Day Time: 🔍

Patch: d801ed421800bcd5df9045f7327c92cd4fc944aa

Timelineinfo

01/11/2022 🔍
12/20/2022 +343 days 🔍
12/20/2022 +0 days 🔍
11/06/2025 +1051 days 🔍

Sourcesinfo

Product: github.com

Advisory: d801ed421800bcd5df9045f7327c92cd4fc944aa
Status: Confirmed

CVE: CVE-2022-23125 (🔍)
GCVE (CVE): GCVE-0-2022-23125
GCVE (VulDB): GCVE-100-216358

Entryinfo

Created: 12/20/2022 09:18
Updated: 11/06/2025 00:19
Changes: 12/20/2022 09:18 (40), 11/06/2025 00:19 (36)
Complete: 🔍
Cache ID: 216::103

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