Security readout for executives and security teams
CVE-2023-27249 is a heap buffer overflow in swfdump v0.9.2. The likely business impact is tool crash or denial of service when a crafted SWF file is processed. It is not listed in KEV, and the provided sources do not show active exploitation. Exposure is likely limited to systems that run swfdump v0.9.2 or related SWFTools workflows against untrusted SWF files. The CVE affected-product metadata is incomplete and lists n/a. Treat as moderate priority. Prioritize teams that process third-party SWF files automatically or at scale. Lower urgency applies where swfdump is absent, unused, or only run manually in isolated research environments. Mitigation focus: Inventory swfdump and SWFTools usage, especially version 0.9.2.; Avoid processing untrusted SWF files with affected tooling.; Run file parsing workflows in isolated, least-privileged environments..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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Open ATT&CK lookupCVE-2023-27249 mapping review
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Open ATT&CK lookup- Severity
- Medium
- CVSS
- 5.5 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
SSVC decision data
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H1.83.6CISA-ADPVulnerability scoring details
Base CVSS 3.1 score
5.5MediumVector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Vulnerability timeline
Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.
- CVE reservedCVE Program
The CVE ID was reserved by the assigning CNA.
- CVE publishedCVE Program
The CVE record was published.
- CVE updatedCVE Program
The CVE record metadata indicates this as the latest update time.
ADP provider summaries
Source materials
- CVE List V5 sourceCVE List V5
- https://github.com/keepinggg/poc/blob/main/poc_of_swfdump/pocCVE reference, mitre
- https://github.com/matthiaskramm/swftoolsCVE reference, mitre
- https://github.com/matthiaskramm/swftools/issues/197CVE reference, mitre
- https://github.com/keepinggg/poc/tree/main/poc_of_swfdumpCVE reference, mitre
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Out-of-bounds Write
Out-of-bounds Write represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.