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CVE

CVE-2020-9715

Adobe Acrobat Use-After-Free Vulnerability

Adobe Acrobat and Reader versions 2020.009.20074 and earlier, 2020.001.30002, 2017.011.30171 and earlier, and 2015.006.30523 and earlier have an use-after-free vulnerability. Successful exploitation could lead to arbitrary code execution .

HIGH · CVSS 7.8 ⚠ CISA KEV EPSS 0.7621
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  • Listed on CISA KEV (known exploited in the wild)
  • SSVC exploitation status: active
  • EPSS ≥ 0.50 - high probability of exploitation in the next 30 days
  • EPSS percentile: top 1% of all CVEs by exploitation likelihood
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules15 YARA rules0
⬢

Required Remediation

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

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Weakness Classification

CWE-416Use After Free
CWE-416Use After Free
▤

Affected Products & Versions

8
adobe acrobat dc>= 15.006.30060 and <= 15.006.30523
adobe acrobat dc>= 15.008.20082 and <= 20.009.20074
adobe acrobat dc>= 17.011.30059 and <= 17.011.30171
adobe acrobat dcall versions
adobe acrobat reader dc>= 15.006.30060 and <= 15.006.30523
adobe acrobat reader dc>= 15.008.20082 and <= 20.009.20074
adobe acrobat reader dc>= 17.011.30059 and <= 17.011.30171
adobe acrobat reader dcall versions
⚠

Public Exploits & PoCs

1
pocblog.exodusintel.com · analysis-of-a-use-after-free-vulnerability-in-adobe-acrob...blog.exodusintel.com
◈

Sigma Hunt Rules

15
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
producthighSuspicious Microsoft Office Child Process - MacOS
producthighRemote Access Tool - Renamed MeshAgent Execution - MacOS
producthighBinary Padding - MacOS
productmediumSuspicious Execution via macOS Script Editor
productmediumSystem Information Discovery Via Sysctl - MacOS
productmediumNew File Exclusion Added To Time Machine Via Tmutil - MacOS
▣

Scoring & Timeline

7.8
HIGH · CVSS v3.1 · psirt@adobe.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD19 Aug 2020 · 02:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
active
Automatable
no
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
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Vendor Advisories

2
cisaKEV-CVE-2020-9715
adobe-psirtAPSB20-48
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://www.zerodayinitiative.com/advisories/ZDI-20-991/Third Party AdvisoryVDB Entry
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-9715US Government Resource
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