VDB-275279 · CVE-2024-30949 · GCVE-0-2024-30949

newlib 4.3.0 _gettimeofday out-of-bounds write

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.
8.3	$0-$5k	0.00

Summaryinfo

A vulnerability marked as problematic has been reported in newlib 4.3.0. This issue affects the function _gettimeofday. The manipulation leads to an unknown weakness. This vulnerability is traded as CVE-2024-30949. There is no exploit available. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability was found in newlib 4.3.0 and classified as problematic. Using CWE to declare the problem leads to CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

An issue in newlib v.4.3.0 allows an attacker to execute arbitrary code via the time unit scaling in the _gettimeofday function.

It is possible to read the advisory at inbox.sourceware.org. The identification of this vulnerability is CVE-2024-30949 since 03/27/2024. Technical details of the vulnerability are known, but there is no available exploit.

Applying the patch 5f15d7c5817b07a6b18cbab17342c95cb7b42be4 is able to eliminate this problem. The bugfix is ready for download at sourceware.org.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

newlib

Version

4.3.0

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 (MITRE): 🔍

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: 🔍

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
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

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: 5f15d7c5817b07a6b18cbab17342c95cb7b42be4

Timelineinfo

03/27/2024 🔍
08/20/2024 +145 days 🔍
08/20/2024 +0 days 🔍
08/22/2024 +2 days 🔍

Sourcesinfo

Advisory: inbox.sourceware.org
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2024-30949 (🔍)
GCVE (CVE): GCVE-0-2024-30949
GCVE (VulDB): GCVE-100-275279

Entryinfo

Created: 08/20/2024 18:19
Updated: 08/22/2024 04:55
Changes: 08/20/2024 18:19 (54), 08/21/2024 15:18 (14), 08/22/2024 04:55 (11)
Complete: 🔍
Cache ID: 216::103