Netatalk 3.2.0 Setting etc/uams/uams_pam.c FPLoginExt ibuf[PASSWDLEN] heap-based overflow

CVSS Meta Temp Score
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CTI Interest Score
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8.4$0-$5k0.00

Summaryinfo

A vulnerability was found in Netatalk 3.2.0. It has been classified as critical. This affects the function FPLoginExt of the file etc/uams/uams_pam.c of the component Setting Handler. Performing a manipulation of the argument ibuf[PASSWDLEN] results in heap-based overflow. This vulnerability is cataloged as CVE-2024-38439. There is no exploit available.

Detailsinfo

A vulnerability classified as critical has been found in Netatalk 3.2.0. This affects the function FPLoginExt of the file etc/uams/uams_pam.c of the component Setting Handler. The manipulation of the argument ibuf[PASSWDLEN] with an unknown input leads to a heap-based overflow vulnerability. CWE is classifying the issue as CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Netatalk 3.2.0 has an off-by-one error and resultant heap-based buffer overflow because of setting ibuf[PASSWDLEN] to '\0' in FPLoginExt in login in etc/uams/uams_pam.c.

The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2024-38439. The exploitability is told to be easy. Technical details are known, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 211927 (Debian dla-3968 : netatalk - security update), which helps to determine the existence of the flaw in a target environment.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Tenable (211927). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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Version

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

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

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 9.8
CNA Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Heap-based overflow
CWE: CWE-122 / 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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Nessus ID: 211927
Nessus Name: Debian dla-3968 : netatalk - security update

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/16/2024 🔍
06/16/2024 +0 days 🔍
11/28/2024 +165 days 🔍

Sourcesinfo

Product: github.com

Advisory: github.com
Status: Confirmed

CVE: CVE-2024-38439 (🔍)
GCVE (CVE): GCVE-0-2024-38439
GCVE (VulDB): GCVE-100-268749

Entryinfo

Created: 06/16/2024 15:16
Updated: 11/28/2024 05:44
Changes: 06/16/2024 15:16 (53), 06/17/2024 11:31 (1), 08/22/2024 20:11 (21), 11/28/2024 05:44 (2)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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