Adobe Acrobat Reader up to 20.005.30418/22.003.20281/22.003.20282 use after free
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.9 | $0-$5k | 0.05 |
A vulnerability classified as critical has been found in Adobe Acrobat Reader up to 20.005.30418/22.003.20281/22.003.20282 (Document Reader Software). This affects an unknown functionality. 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 summary by CVE is:
Adobe Acrobat Reader versions 22.003.20282 (and earlier), 22.003.20281 (and earlier) and 20.005.30418 (and earlier) are affected by a Use After Free vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
The weakness was released 01/19/2023 as apsb23-01. The advisory is shared at helpx.adobe.com. This vulnerability is uniquely identified as CVE-2023-21608 since 12/01/2022. It demands that the victim is doing some kind of user interaction. Technical details are unknown but a public exploit is available.
The exploit is shared for download at github.com. It is declared as highly functional. We expect the 0-day to have been worth approximately $5k-$25k. The CISA Known Exploited Vulnerabilities Catalog lists this issue since 10/10/2023 with a due date of 10/31/2023:
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Upgrading eliminates this vulnerability.
Product
Type
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
Video
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
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CVSSv3
VulDB Meta Base Score: 7.0VulDB 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): 🔍
CVSSv2
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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VulDB Base Score: 🔍
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Exploiting
Class: Use after freeCWE: CWE-416 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Access: Public
Status: Highly functional
Download: 🔍
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Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Timeline
12/01/2022 🔍01/19/2023 🔍
01/19/2023 🔍
04/29/2024 🔍
Sources
Vendor: adobe.comAdvisory: apsb23-01
Status: Confirmed
CVE: CVE-2023-21608 (🔍)
scip Labs: https://www.scip.ch/en/?labs.20161013
Entry
Created: 01/19/2023 09:01Updated: 04/29/2024 15:07
Changes: 01/19/2023 09:01 (49), 03/24/2024 20:56 (23), 04/29/2024 15:07 (16)
Complete: 🔍