Adobe Acrobat Reader out-of-bounds write

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.
6.9$5k-$25k0.00

Summaryinfo

A vulnerability was found in Adobe Acrobat Reader up to 20.005.30636/24.002.20965/24.002.20964/24.001.30123. It has been classified as critical. Affected by this issue is some unknown functionality. Performing a manipulation results in out-of-bounds write. This vulnerability is identified as CVE-2024-39423. The attack can be initiated remotely. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as critical has been found in Adobe Acrobat Reader up to 20.005.30636/24.002.20965/24.002.20964/24.001.30123. This affects an unknown code block. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. CWE is classifying the issue as CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Acrobat Reader versions 20.005.30636, 24.002.20965, 24.002.20964, 24.001.30123 and earlier are affected by an out-of-bounds write 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.

It is possible to read the advisory at helpx.adobe.com. This vulnerability is uniquely identified as CVE-2024-39423 since 06/24/2024. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. 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 $5k-$25k at the moment (estimation calculated on 08/16/2024).

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: 7.0
VulDB 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): 🔍

CVSSv2info

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

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / CWE-119
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: 🔍

0-Day Time: 🔍

Timelineinfo

06/24/2024 🔍
08/14/2024 +51 days 🔍
08/14/2024 +0 days 🔍
03/14/2025 +212 days 🔍

Sourcesinfo

Vendor: adobe.com

Advisory: apsb24-57
Status: Confirmed

CVE: CVE-2024-39423 (🔍)
GCVE (CVE): GCVE-0-2024-39423
GCVE (VulDB): GCVE-100-274671

Entryinfo

Created: 08/14/2024 17:40
Updated: 03/14/2025 23:42
Changes: 08/14/2024 17:40 (64), 08/16/2024 14:55 (1), 03/14/2025 23:42 (3)
Complete: 🔍
Cache ID: 216::103

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