Adobe Acrobat Reader race condition

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in Adobe Acrobat Reader up to 2017.011.30175/2020.001.30005/2020.012.20048. Affected by this issue is some unknown functionality. This manipulation causes race condition. This vulnerability is registered as CVE-2020-24428. The attack needs to be launched locally. No exploit is available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Adobe Acrobat Reader up to 2017.011.30175/2020.001.30005/2020.012.20048 (Document Reader Software). It has been declared as critical. Affected by this vulnerability is some unknown processing. The manipulation with an unknown input leads to a race condition vulnerability. The CWE definition for the vulnerability is CWE-362. The product contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was published 11/03/2020 as APSB20-67. It is possible to read the advisory at helpx.adobe.com. This vulnerability is known as CVE-2020-24428. The exploitation appears to be easy. Attacking locally is a requirement. Required for exploitation is a single authentication. The technical details are unknown and an exploit is not publicly available.

Upgrading to version 2017.011.30180, 2020.001.30010 or 2020.013.20064 eliminates this vulnerability. The upgrade is hosted for download at get.adobe.com. A possible mitigation has been published immediately after the disclosure of the vulnerability.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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Version

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

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

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Race condition
CWE: CWE-362
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
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: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Acrobat Reader 2017.011.30180/2020.001.30010/2020.013.20064

Timelineinfo

08/19/2020 🔍
11/03/2020 +76 days 🔍
11/03/2020 +0 days 🔍
11/04/2020 +1 days 🔍
12/02/2020 +27 days 🔍

Sourcesinfo

Vendor: adobe.com

Advisory: APSB20-67
Status: Confirmed

CVE: CVE-2020-24428 (🔍)
GCVE (CVE): GCVE-0-2020-24428
GCVE (VulDB): GCVE-100-164275

Entryinfo

Created: 11/04/2020 07:36
Updated: 12/02/2020 00:18
Changes: 11/04/2020 07:36 (42), 12/02/2020 00:11 (2), 12/02/2020 00:18 (8)
Complete: 🔍
Cache ID: 216::103

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