CVE-2021-40726
CVSS V2 Medium 6.8
CVSS V3 High 7.8
Description
Acrobat Reader DC versions 2021.005.20060 (and earlier), 2020.004.30006 (and earlier) and 2017.011.30199 (and earlier) are affected by a use-after-free vulnerability when processing AcroForm field that could result in arbitrary code execution in the context of the current user. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.
Overview
- CVE ID
- CVE-2021-40726
- Assigner
- psirt@adobe.com
- Vulnerability Status
- Analyzed
- Published Version
- 2021-10-07T16:15:09
- Last Modified Date
- 2021-11-06T02:53:39
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| AND | ||||
| cpe:2.3:a:adobe:acrobat_dc:*:*:*:*:classic:*:*:* | 1 | OR | 17.011.30059 | 17.011.30199 |
| cpe:2.3:a:adobe:acrobat_reader_dc:*:*:*:*:classic:*:*:* | 1 | OR | 17.011.30059 | 17.011.30199 |
| cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:a:adobe:acrobat_dc:*:*:*:*:classic:*:*:* | 1 | OR | 20.001.30005 | 20.004.30006 |
| cpe:2.3:a:adobe:acrobat_reader_dc:*:*:*:*:classic:*:*:* | 1 | OR | 20.001.30005 | 20.004.30006 |
| cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:a:adobe:acrobat_dc:*:*:*:*:continuous:*:*:* | 1 | OR | 15.008.20082 | 21.005.20058 |
| cpe:2.3:a:adobe:acrobat_reader_dc:*:*:*:*:continuous:*:*:* | 1 | OR | 15.008.20082 | 21.005.20058 |
| cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:a:adobe:acrobat_dc:*:*:*:*:continuous:*:*:* | 1 | OR | 15.008.20082 | 21.005.20060 |
| cpe:2.3:a:adobe:acrobat_reader_dc:*:*:*:*:continuous:*:*:* | 1 | OR | 15.008.20082 | 21.005.20060 |
| cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* | 0 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:M/Au:N/C:P/I:P/A:P
- Access Vector
- NETWORK
- Access Compatibility
- MEDIUM
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- PARTIAL
- Base Score
- 6.8
- Severity
- MEDIUM
- Exploitability Score
- 8.6
- Impact Score
- 6.4
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Attack Vector
- LOCAL
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- REQUIRED
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 7.8
- Base Severity
- HIGH
- Exploitability Score
- 1.8
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://helpx.adobe.com/security/products/acrobat/apsb21-55.html | Release Notes Vendor Advisory |
| https://www.zerodayinitiative.com/advisories/ZDI-21-1249/ | Third Party Advisory VDB Entry |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-40726 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-40726 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:48:05 | Added to TrackCVE | |||
| 2022-12-05 12:01:48 | 2021-10-07T16:15Z | 2021-10-07T16:15:09 | CVE Published Date | updated |
| 2022-12-05 12:01:48 | 2021-11-06T02:53:39 | CVE Modified Date | updated | |
| 2022-12-05 12:01:48 | Analyzed | Vulnerability Status | updated |