File up to 5.42 funcs.c file_copystr stack-based overflow

Summaryinfo

A vulnerability, which was classified as critical, was found in File up to 5.42. Impacted is the function file_copystr of the file funcs.c. The manipulation results in stack-based overflow. This vulnerability is reported as CVE-2022-48554. The attack can be launched remotely. No exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in File up to 5.42. Affected is the function file_copystr of the file funcs.c. The manipulation with an unknown input leads to a stack-based overflow vulnerability. CWE is classifying the issue as 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). This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

File before 5.43 has an stack-based buffer over-read in file_copystr in funcs.c. NOTE: "File" is the name of an Open Source project.

The weakness was disclosed 08/23/2023. The advisory is shared for download at bugs.astron.com. This vulnerability is traded as CVE-2022-48554 since 07/23/2023. There are known technical details, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 212774 (CBL Mariner 2.0 Security Update: file (CVE-2022-48554)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 5.43 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (212774). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Name

• File

Version

• 5.0
• 5.1
• 5.2
• 5.3
• 5.4
• 5.5
• 5.6
• 5.7
• 5.8
• 5.9
• 5.10
• 5.11
• 5.12
• 5.13
• 5.14
• 5.15
• 5.16
• 5.17
• 5.18
• 5.19
• 5.20
• 5.21
• 5.22
• 5.23
• 5.24
• 5.25
• 5.26
• 5.27
• 5.28
• 5.29
• 5.30
• 5.31
• 5.32
• 5.33
• 5.34
• 5.35
• 5.36
• 5.37
• 5.38
• 5.39
• 5.40
• 5.41
• 5.42

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Discussion