Adobe Acrobat Reader use after free

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.7$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Adobe Acrobat Reader up to 2015.006.30510/2017.011.30158/2020.006.20034. The impacted element is an unknown function. This manipulation causes use after free. This vulnerability is registered as CVE-2020-3805. Remote exploitation of the attack is possible. No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Adobe Acrobat Reader up to 2015.006.30510/2017.011.30158/2020.006.20034 (Document Reader Software). Affected by this vulnerability is an unknown functionality. The manipulation with an unknown input leads to a use after free vulnerability. The CWE definition for the vulnerability is CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Adobe Acrobat and Reader versions 2020.006.20034 and earlier, 2017.011.30158 and earlier, 2017.011.30158 and earlier, 2015.006.30510 and earlier, and 2015.006.30510 and earlier have a use-after-free vulnerability. Successful exploitation could lead to arbitrary code execution .

The weakness was published 03/17/2020 as APSB20-13 as confirmed security bulletin (Website). It is possible to read the advisory at helpx.adobe.com. This vulnerability is known as CVE-2020-3805 since 12/17/2019. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 03/26/2020).

Upgrading to version 2015.006.30518, 2017.011.30166 or 2020.006.20042 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

Similar entries are available at VDB-152324, VDB-152325, VDB-152327 and VDB-152328. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.0
VulDB Meta Temp Score: 7.9

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

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

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

Physical: No
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: 🔍

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

Upgrade: Acrobat Reader 2015.006.30518/2017.011.30166/2020.006.20042

Timelineinfo

12/17/2019 🔍
03/17/2020 +91 days 🔍
03/17/2020 +0 days 🔍
03/26/2020 +9 days 🔍
10/05/2020 +193 days 🔍

Sourcesinfo

Vendor: adobe.com

Advisory: APSB20-13
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2020-3805 (🔍)
GCVE (CVE): GCVE-0-2020-3805
GCVE (VulDB): GCVE-100-152335
See also: 🔍

Entryinfo

Created: 03/26/2020 07:56
Updated: 10/05/2020 07:37
Changes: 03/26/2020 07:56 (43), 03/26/2020 08:01 (18), 10/05/2020 07:37 (1)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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