Adobe Acrobat Reader Heap-based memory corruption [CVE-2019-16451]
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| CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system. |
Current Exploit Price (β)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack. |
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-$25k | 2.43 |
A vulnerability classified as critical has been found in Adobe Acrobat Reader up to 2015.006.30505/2017.011.30152/2019.021.20056 (Document Reader Software). This affects an unknown part. The manipulation with an unknown input leads to a memory corruption vulnerability (Heap-based). CWE is classifying the issue as CWE-122. This is going to have an impact on confidentiality, integrity, and availability.
The weakness was released 12/10/2019 as APSB19-55 as confirmed security bulletin (Website). The advisory is shared at helpx.adobe.com. This vulnerability is uniquely identified as CVE-2019-16451. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 12/11/2019).
Upgrading to version 2015.006.30508, 2017.011.30156 or 2019.021.20058 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.
Further details are available at blogs.adobe.com. Entries connected to this vulnerability are available at 146948, 146949, 146950 and 146951.
Type
Vendor
Name
VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0
VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: π
VulDB Reliability: π
| AV | AC | Au | C | I | A |
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| π | π | π | π | π | π |
| π | π | π | π | π | π |
| π | π | π | π | π | π |
| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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| unlock | unlock | unlock | unlock | unlock | unlock |
| unlock | unlock | unlock | unlock | unlock | unlock |
| unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: π
VulDB Temp Score: π
VulDB Reliability: π
Class: Memory corruption / Heap-based (CWE-122)
Local: No
Remote: Yes
Availability: π
Status: Not defined
Price Prediction: π
Current Price Estimation: π
| 0-Day | unlock | unlock | unlock | unlock |
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| Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Threat: π
Adversaries: π
Geopolitics: π
Economy: π
Predictions: π
Remediation: πRecommended: Upgrade
Status: π
Reaction Time: π
0-Day Time: π
Exposure Time: π
Upgrade: Acrobat Reader 2015.006.30508/2017.011.30156/2019.021.20058
12/10/2019 Advisory disclosed
12/10/2019 Countermeasure disclosed
12/11/2019 VulDB entry created
12/11/2019 VulDB last updateVendor: adobe.com
Advisory: APSB19-55
Status: Confirmed
CVE: CVE-2019-16451 (π)
Misc.: π
See also: π
Created: 12/11/2019 05:00 PM
Complete: π
Comments
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