CVE-2023-21611
📛 CVE Title
Adobe Acrobat Reader Creation of Temporary File in Directory with Incorrect Permissions Privilege escalation
Description
Adobe Acrobat Reader versions 22.003.20282 (and earlier), 22.003.20281 (and earlier) and 20.005.30418 (and earlier) are affected by a Creation of Temporary File in Directory with Incorrect Permissions vulnerability that could result in privilege escalation in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
Overview
- State
- PUBLISHED
- Assigner (CNA)
- adobe
- CVSS severity
- HIGH
- CVSS score
- 7.8 / 10
- CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H- Effective score
- 7.8 / 10 HIGH source: CNA overview
- CWE(s)
-
CWE-379 - Reserved
- 2022-12-01
- Published
- 2023-01-18 01:00 UTC
- Last updated
- 2025-03-05 20:30 UTC
- Source
- https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2023/21xxx/CVE-2023-21611.json
- Linked Threat
- CVE-2023-21611 — Adobe Acrobat Reader Creation of Temporary File in Directory with Incorrect Permissions Privilege escalation
NVD triage scoring NVD CVE 2.0
Layer NVD adds on top of the CNA's CVE record — published / last-modified timestamps, exploitability / impact subscores, and the FIRST.org EPSS probability that this CVE will be exploited in the wild in the next 30 days.
- NVD published
- 2023-01-18 19:15:12 UTC
- NVD last modified
- 2026-06-17 05:33:17 UTC
- NVD CVSS v3.1
- 7.8 / 10 HIGH source: psirt@adobe.com
- NVD CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H- Exploitability subscore
- 1.8 / 10
- Impact subscore
- 5.9 / 10
- EPSS score
- 0.0040 (probability of exploitation in next 30 days)
- EPSS percentile
- 32.51% vs all CVEs — higher = more likely to be exploited, as of 2026-07-30
NVD-assigned CWE(s):
CWE-379,
CWE-668
(differs from the CNA list above)
NVD / KEV / EPSS data refreshed 2026-07-31 03:04 UTC. Re-run the 🛰 Backfill from NVD button above to refresh.
European Union Vulnerability Database ENISA EUVD
ENISA's official EU repository for curated vulnerability intelligence. Carries a separate identifier (EUVD-YYYY-NNNN) and frequently exposes an earlier-published description + CVSS than NVD does.
- EUVD ID
-
EUVD-2023-25778 - Assigner
- adobe
- Published
- Jan 18, 2023, 12:00:00 AM
- Updated
- Mar 5, 2025, 7:30:16 PM
- EUVD base score (CVSS 3.1)
-
7.8 / 10
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - EUVD-reported EPSS
- 0.1000
- Vendors
- Adobe
- Products
-
Acrobat Reader (unspecified ≤None)Acrobat Reader (unspecified ≤22.003.20281)Acrobat Reader (unspecified ≤22.003.20282)Acrobat Reader (unspecified ≤20.005.30418)
- Aliases
-
GHSA-9hm6-hx4j-g3x5
ENISA description: Adobe Acrobat Reader versions 22.003.20282 (and earlier), 22.003.20281 (and earlier) and 20.005.30418 (and earlier) are affected by a Creation of Temporary File in Directory with Incorrect Permissions vulnerability that could result in privilege escalation in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
EUVD references (1)
Affected products (1)
| Vendor | Product | Versions | Platforms |
|---|---|---|---|
| Adobe | Acrobat Reader |
unspecified (affected),
unspecified (affected),
unspecified (affected),
unspecified (affected)
|
— |
Affected products — CPE 2.3 (6) NVD
NVD's normalized CPE 2.3 matchers, used by vendor tools (vulnerability scanners, asset managers) for automated detection. Compare with the CNA's free-text "Affected products" section above.
cpe:2.3:a:adobe:acrobat_dc:*:*:*:*:continuous:*:*:*cpe:2.3:a:adobe:acrobat_reader_dc:*:*:*:*:continuous:*:*:*cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:*cpe:2.3:a:adobe:acrobat:*:*:*:*:classic:*:*:*cpe:2.3:a:adobe:acrobat_reader:*:*:*:*:classic:*:*:*
Vendor references (1)
References embedded in the original CVE record by the assigning CNA.
Web references (7)
DuckDuckGo results ranked by threat-intel / vendor advisory domains. Generated by the 🔎 Find references (web) button above — same flow as the Remediations search.
- https://helpx.adobe.com/security/products/reader/apsb23-01.html rapid7:helpx.adobe.com
- http://cwe.mitre.org/data/definitions/668.html rapid7:cwe.mitre.org
- https://attackerkb.com/topics/CVE-2023-21611 rapid7:attackerkb.com
- http://cwe.mitre.org/data/definitions/379.html rapid7:cwe.mitre.org
- https://helpx.adobe.com/security/products/acrobat/apsb23-01.html rapid7:helpx.adobe.com
- https://www.cve.org/CVERecord?id=CVE-2023-21611 rapid7:www.cve.org
- https://euvd.enisa.europa.eu/vulnerability/EUVD-2023-25778 rapid7:euvd.enisa.europa.eu
NVD-tagged references (2)
Reference list NVD curates from the CNA record, vendor advisories, and third-party reports. The tag chips below are NVD's analyst-assigned categories.
- https://helpx.adobe.com/security/products/acrobat/apsb23-01.html psirt@adobe.com Vendor Advisory
- https://helpx.adobe.com/security/products/acrobat/apsb23-01.html af854a3a-2127-422b-91ae-364da2661108 Vendor Advisory
Remediations (18)
Remediations are stored against the linked Threat row; the list below is deduplicated across both pages.
-
web:www.digitaltrends.com
Microsoft has released another emergency Windows 11 update after a January patch triggered widespread app crashes, Outlook failures, and cloud sync issues, forcing the company into rare back to ...
2026-06-04 01:42 UTC -
web:krebsonsecurity.com
Microsoft this week pushed security updates to fix more than 60 vulnerabilities in its Windows operating systems and supported software, including at least one zero-day bug that is already being ...
2026-06-04 01:42 UTC -
web:learn.microsoft.com
As of November 11, 2025, Home and Pro editions of Windows 11, version 23H2 have reached end of servicing. Enterprise and Education editions of version 23H2 will continue to receive monthly security updates until November 10, 2026.
2026-06-04 01:42 UTC -
web:www.pcworld.com
Windows 11's Secure Boot fix update finally rolls out to more PCs Important security certificates for Windows 11 will soon expire for many users.
2026-06-04 01:42 UTC -
web:github.com
Scripts to install Windows 11 25H2 on unsupported PCs (Fast/Advanced/Reset). - tips2fix/Tips2Fix-Windows11-Installer
2026-06-04 01:42 UTC -
web:www.rapid7.com
Microsoft is publishing 66 new vulnerabilities today, which is far fewer than we've come to expect in recent months. However, the lone zero-day vulnerability this month demands attention.
2026-06-04 01:42 UTC -
web:nvd.nist.gov
Vulnerabilities All vulnerabilities in the NVD have been assigned a CVE identifier and thus, abide by the definition below. CVE defines a vulnerability as: "A weakness in the computational logic (e.g., code) found in software and hardware components that, when exploited, results in a negative impact to confidentiality, integrity, or availability. Mitigation of the vulnerabilities in this ...
2026-06-04 01:42 UTC -
web:gemini.google.com
Meet Gemini, Google's AI assistant. Get help with writing, planning, brainstorming, and more. Experience the power of generative AI.
2026-06-04 01:42 UTC -
web:www.pcworld.com
PCWorld reports Microsoft released 167 security fixes in April's Patch Tuesday, marking the second-largest security update ever issued by the company. Eight vulnerabilities are classified as ...
2026-05-22 05:44 UTC -
web:www.techrepublic.com
Microsoft's April 2026 Patch Tuesday fixes 165 vulnerabilities, including two zero-days, in one of the company's largest monthly security updates.
2026-05-22 05:44 UTC -
web:www.zdnet.com
Microsoft's own January Patch Tuesday update. Released on Jan. 13, the first major Windows update of the year had a clear mission -- to resolve the 114 security vulnerabilities putting Windows ...
2026-05-22 05:44 UTC -
web:msrc.microsoft.com
Security Update Guide - Microsoft Security Response Center
2026-05-22 05:44 UTC -
web:thecyberexpress.com
Microsoft Patch Tuesday April 2026 security update fixes 167 flaws, including zero-days in SharePoint, Defender, and critical remote code risks.
2026-05-22 05:44 UTC -
web:www.cnn.com
View Comfort Systems USA, Inc. FIX stock quote prices, financial information, real-time forecasts, and company news from CNN.
2026-05-22 05:44 UTC -
web:www.crowdstrike.com
Microsoft's April 2026 Patch Tuesday addresses 164 CVEs , featuring 8 Critical vulnerabilities, one exploited zero-day, and one disclosed zero-day.
2026-05-22 05:44 UTC -
web:www.cve.org
At cve .org, we provide the authoritative reference method for publicly known information-security vulnerabilities and exposures
2026-05-22 05:44 UTC -
web:www.instagram.com
804K Followers, 26 Following, 6,243 Posts - THE FIX (@thefixza) on Instagram: "#DOWHATSRIGHT Shop on Bash.com Tag your OOTD #THEFIXDrip #THEFIXDenimDrip"
2026-05-22 05:44 UTC -
web:www.msn.com
Windows 11 patch fix : Microsoft resolved May 2026 update failures tied to limited EFI partition space with automated rollback, IT admin workarounds, and registry-based adjustments. Exchange flaw ...
2026-05-22 05:44 UTC
AI Forensic Analysis
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Raw JSON
The full cvelistV5 record. Download as CVE-2023-21611.json.
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