Adobe Acrobat Reader buffer overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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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.
6.0$5k-$25k0.00

Summaryinfo

A vulnerability was found in Adobe Acrobat Reader up to 2017.011.30194/2020.001.30020/2021.001.20150 and classified as critical. This vulnerability affects unknown code. Such manipulation leads to buffer overflow. This vulnerability is documented as CVE-2021-28561. The attack can be executed remotely. There is not any exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Adobe Acrobat Reader up to 2017.011.30194/2020.001.30020/2021.001.20150 (Document Reader Software) and classified as critical. Affected by this issue is an unknown code. The manipulation with an unknown input leads to a buffer overflow vulnerability. Using CWE to declare the problem leads to CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. Impacted is confidentiality, integrity, and availability.

The weakness was released 09/02/2021 as apsb21-29. The advisory is shared for download at helpx.adobe.com. This vulnerability is handled as CVE-2021-28561. 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 $5k-$25k (estimation calculated on 09/02/2021).

Upgrading eliminates this vulnerability.

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Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

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

CVSSv2info

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

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / 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: 🔍

0-Day Time: 🔍

Timelineinfo

03/16/2021 🔍
09/02/2021 +169 days 🔍
09/02/2021 +0 days 🔍
09/09/2021 +7 days 🔍

Sourcesinfo

Vendor: adobe.com

Advisory: apsb21-29
Status: Confirmed

CVE: CVE-2021-28561 (🔍)
GCVE (CVE): GCVE-0-2021-28561
GCVE (VulDB): GCVE-100-181976

Entryinfo

Created: 09/02/2021 22:49
Updated: 09/09/2021 12:18
Changes: 09/02/2021 22:49 (39), 09/09/2021 12:12 (2), 09/09/2021 12:18 (1)
Complete: 🔍
Cache ID: 216::103

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