VDB-197675 · CVE-2022-29458 · EUVD-2022-33796

ncurses up to 6.3 tinfo/read_entry.c convert_strings out-of-bounds

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.2	$0-$5k	0.00

Summaryinfo

A vulnerability identified as problematic has been detected in ncurses up to 6.3. Impacted is the function convert_strings of the file tinfo/read_entry.c. The manipulation leads to out-of-bounds. This vulnerability is referenced as CVE-2022-29458. No exploit is available. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability was found in ncurses up to 6.3. It has been rated as problematic. This issue affects the function convert_strings of the file tinfo/read_entry.c. The manipulation with an unknown input leads to a out-of-bounds vulnerability. Using CWE to declare the problem leads to CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability.

The weakness was published 04/19/2022. It is possible to read the advisory at lists.gnu.org. The identification of this vulnerability is CVE-2022-29458 since 04/18/2022. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 241454 (CentOS 9 : ncurses-6.2-12.20210508.el9), which helps to determine the existence of the flaw in a target environment.

Applying the patch 6.3 20220416 is able to eliminate this problem.

The vulnerability is also documented in the databases at Tenable (241454), EUVD (EUVD-2022-33796) and CERT Bund (WID-SEC-2025-1719). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Affected

Red Hat Enterprise Linux
Oracle Linux

Productinfo

Name

ncurses

Version

License

open-source

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.2

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

NVD Base Score: 7.1
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 241454
Nessus Name: CentOS 9 : ncurses-6.2-12.20210508.el9

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: 6.3 20220416

Timelineinfo

04/18/2022 🔍
04/19/2022 +1 days 🔍
04/19/2022 +0 days 🔍
05/23/2026 +1494 days 🔍

Sourcesinfo

Advisory: lists.gnu.org
Status: Confirmed

CVE: CVE-2022-29458 (🔍)
GCVE (CVE): GCVE-0-2022-29458
GCVE (VulDB): GCVE-100-197675
EUVD: 🔍
CERT Bund: WID-SEC-2025-1719 - Red Hat Enterprise Linux (ncurses): Schwachstelle ermöglicht nicht spezifizierten Angriff

Entryinfo

Created: 04/19/2022 07:38
Updated: 05/23/2026 01:31
Changes: 04/19/2022 07:38 (39), 04/21/2022 17:34 (1), 06/09/2025 18:01 (33), 07/08/2025 07:23 (2), 08/05/2025 15:44 (7), 09/04/2025 18:52 (1), 05/23/2026 01:31 (1)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.