Adobe Acrobat Reader up to 17.012.30229/20.005.30334/22.001.20142 use after free

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.
5.8	$5k-$25k	0.00

Summaryinfo

A vulnerability classified as critical has been found in Adobe Acrobat Reader up to 17.012.30229/20.005.30334/22.001.20142. This affects an unknown function. Performing a manipulation results in use after free. This vulnerability is reported as CVE-2022-34233. The attack is possible to be carried out remotely. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Adobe Acrobat Reader up to 17.012.30229/20.005.30334/22.001.20142 (Document Reader Software). It has been classified as critical. This affects some unknown processing. The manipulation with an unknown input leads to a use after free vulnerability. CWE is classifying the issue as CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Adobe Acrobat Reader versions 22.001.20142 (and earlier), 20.005.30334 (and earlier) and 17.012.30229 (and earlier) are affected by a Use After Free vulnerability that could lead to disclosure of sensitive memory. An attacker could leverage this vulnerability to bypass mitigations such as ASLR. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

The weakness was disclosed 07/15/2022 as apsb22-32. The advisory is shared at helpx.adobe.com. This vulnerability is uniquely identified as CVE-2022-34233 since 06/21/2022. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 08/01/2022).

Upgrading eliminates this vulnerability.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Document Reader Software

Vendor

Adobe

Name

Acrobat Reader

Version

License

free

Website

Vendor: https://www.adobe.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.8

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 5.5
CNA Vector (Adobe Systems Incorporated): 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Use after free
CWE: CWE-416 / 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

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/21/2022 🔍
07/15/2022 +24 days 🔍
07/15/2022 +0 days 🔍
08/01/2022 +17 days 🔍

Sourcesinfo

Vendor: adobe.com

Advisory: apsb22-32
Status: Confirmed

CVE: CVE-2022-34233 (🔍)
GCVE (CVE): GCVE-0-2022-34233
GCVE (VulDB): GCVE-100-203937

Entryinfo

Created: 07/15/2022 22:00
Updated: 08/01/2022 07:24
Changes: 07/15/2022 22:00 (40), 08/01/2022 07:24 (12)
Complete: 🔍
Cache ID: 216::103