CVE-2024-22913: SWFTools · Out-of-bounds Write
Source CVE Database V5
Not known to be exploited · CVSS 7.8 High.
Data as of 26 Oct 2026, 10:12 UTC
- EPSS
- 0.3% chance of exploitation in 30 days – higher than 29% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 19 Jan 2024
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
GitHubmatthiaskramm/swftoolspkg:github/matthiaskramm/swftoolsOther threats | Affected
| Fixed in– |
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
- Inventory and Audit: Identify all instances of SWFTools usage within the organization, including legacy systems and development environments.
- Restrict Access: Limit local access to systems running SWFTools to trusted users only, employing strict access controls and monitoring.
- User Awareness: Educate users about the risks of opening or processing untrusted SWF files, emphasizing the need to avoid interacting with suspicious content.
- Isolation: Run SWFTools in sandboxed or isolated environments (e.g., virtual machines or containers) to contain potential exploitation impact.
- Monitoring and Detection: Implement host-based intrusion detection systems (HIDS) and monitor for anomalous behavior indicative of exploitation attempts.
- Patch Management: Continuously monitor for official patches or updates from SWFTools maintainers and apply them promptly once available.
- Alternative Tools: Where feasible, transition to alternative, actively maintained tools for SWF processing that do not exhibit this vulnerability.
- Incident Response Preparedness: Prepare and test incident response plans to quickly address potential exploitation scenarios involving this vulnerability.
Description
A heap-buffer-overflow was found in SWFTools v0.9.2, in the function swf5lex at lex.swf5.c:1321. It allows an attacker to cause code execution.