Adobe Acrobat Reader up to 17.012.30205/20.005.3031x/22.001.20085 Font 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.
6.9$5k-$25k0.00

A vulnerability classified as critical has been found in Adobe Acrobat Reader up to 17.012.30205/20.005.3031x/22.001.20085 (Document Reader Software). Affected is some unknown processing of the component Font Handler. 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 weakness was presented 05/12/2022 as apsb22-16. The advisory is shared for download at helpx.adobe.com. This vulnerability is traded as CVE-2022-27786 since 03/23/2022. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 05/12/2022).

Upgrading eliminates this vulnerability.

Productinfo

Type

Vendor

Name

License

  • free

CPE 2.3info

CPE 2.2info

CVSSv3info

VulDB Meta Base Score: 7.0
VulDB Meta Temp Score: 6.9

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

CNA Base Score: 7.8
CNA Vector (Adobe Systems Incorporated): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Timelineinfo

03/23/2022 CVE reserved
05/12/2022 +49 days Advisory disclosed
05/12/2022 +0 days VulDB entry created
05/14/2022 +2 days VulDB last update

Sourcesinfo

Vendor: adobe.com

Advisory: apsb22-16
Status: Confirmed

CVE: CVE-2022-27786 (🔒)

Entryinfo

Created: 05/12/2022 08:08 AM
Updated: 05/14/2022 07:46 AM
Changes: 05/12/2022 08:08 AM (50), 05/14/2022 07:46 AM (1)
Complete: 🔍

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