VDB-231800 · CVE-2014-125106 · GCVE-0-2014-125106

Nanopb up to 0.3.0 pb_dec_bytes/pb_dec_string buffer overflow

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, which was classified as critical, was found in Nanopb up to 0.3.0. This affects an unknown function. Such manipulation of the argument pb_dec_bytes/pb_dec_string leads to buffer overflow. This vulnerability is referenced as CVE-2014-125106. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Nanopb up to 0.3.0 and classified as critical. Affected by this issue is some unknown functionality. The manipulation of the argument pb_dec_bytes/pb_dec_string with an unknown input leads to a buffer overflow vulnerability. Using CWE to declare the problem leads to CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Nanopb before 0.3.1 allows size_t overflows in pb_dec_bytes and pb_dec_string.

The weakness was published 06/18/2023 as d2099cc8f1adb33d427a44a5e32ed27b647c7168. The advisory is shared for download at github.com. This vulnerability is handled as CVE-2014-125106 since 06/17/2023. There are known technical details, but no exploit is available.

Upgrading to version 0.3.1 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying the patch d2099cc8f1adb33d427a44a5e32ed27b647c7168 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

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

Productinfo

Name

Nanopb

Version

License

open-source

Website

Product: https://github.com/nanopb/nanopb/

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

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: Buffer overflow
CWE: CWE-120 / 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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Nanopb 0.3.1
Patch: d2099cc8f1adb33d427a44a5e32ed27b647c7168

Timelineinfo

06/17/2023 🔍
06/18/2023 +1 days 🔍
06/18/2023 +0 days 🔍
12/17/2024 +548 days 🔍

Sourcesinfo

Product: github.com

Advisory: d2099cc8f1adb33d427a44a5e32ed27b647c7168
Status: Confirmed

CVE: CVE-2014-125106 (🔍)
GCVE (CVE): GCVE-0-2014-125106
GCVE (VulDB): GCVE-100-231800

Entryinfo

Created: 06/18/2023 08:49
Updated: 12/17/2024 17:52
Changes: 06/18/2023 08:49 (43), 07/14/2023 17:10 (11), 12/17/2024 17:52 (27)
Complete: 🔍
Cache ID: 216::103