VDB-274829 · CVE-2024-34740 · GCVE-0-2024-34740

Google Android 12/12L/13/14 BinaryXmlSerializer.java attributeBytesBase64/attributeBytesHex integer 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.
6.9	$5k-$25k	0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Google Android 12/12L/13/14. Impacted is the function attributeBytesBase64/attributeBytesHex of the file BinaryXmlSerializer.java. The manipulation leads to integer overflow. This vulnerability is traded as CVE-2024-34740. An attack has to be approached locally. There is no exploit available. Applying a patch is the recommended action to fix this issue.

Detailsinfo

A vulnerability was found in Google Android 12/12L/13/14 and classified as problematic. This issue affects the function attributeBytesBase64/attributeBytesHex of the file BinaryXmlSerializer.java. The manipulation with an unknown input leads to a integer overflow vulnerability. Using CWE to declare the problem leads to CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

In attributeBytesBase64 and attributeBytesHex of BinaryXmlSerializer.java, there is a possible arbitrary XML injection due to an integer overflow. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

The advisory is shared at android.googlesource.com. The identification of this vulnerability is CVE-2024-34740 since 05/07/2024. The exploitation is known to be easy. An attack has to be approached locally. Technical details are known, but no exploit is available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 12/17/2024).

Applying a patch is able to eliminate this problem.

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

Productinfo

Type

Smartphone Operating System

Vendor

Google

Name

Android

Version

License

free

Website

Vendor: https://www.google.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.9
VulDB Meta Temp Score: 6.9

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 7.7
CNA Vector (google_android): 🔍

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: Integer overflow
CWE: CWE-190 / CWE-189
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

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: 🔍

Timelineinfo

05/07/2024 🔍
08/16/2024 +101 days 🔍
08/16/2024 +0 days 🔍
12/17/2024 +123 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: android.googlesource.com
Status: Confirmed

CVE: CVE-2024-34740 (🔍)
GCVE (CVE): GCVE-0-2024-34740
GCVE (VulDB): GCVE-100-274829
scip Labs: https://www.scip.ch/en/?labs.20150917

Entryinfo

Created: 08/16/2024 09:02
Updated: 12/17/2024 23:59
Changes: 08/16/2024 09:02 (56), 08/20/2024 12:57 (12), 12/17/2024 23:59 (11)
Complete: 🔍
Cache ID: 216::103