CVE-2021-44591 json
In libming 0.4.8, the parseSWF_DEFINELOSSLESS2 function in util/parser.c lacks a boundary check that would lead to denial-of-service attack…
published 2022-01-06 4 y ago modified 2026-06-17 4 mo ago also EUVD-2021-31414
- cvss
- 6.5
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.1%
- EPSS 1.1% chance of exploitation in 30 days, percentile 64%
- public exploits
- 0
- none known
Summary
In libming 0.4.8, the parseSWF_DEFINELOSSLESS2 function in util/parser.c lacks a boundary check that would lead to denial-of-service attacks via a crafted SWF file.
Exploit prediction
1.05% chance of exploitation in the next 30 days, higher than 64% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- github.com https://github.com/libming/libming/issues/235 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
| NVD | 2.0 | 4.3 | AV:N/AC:M/Au:N/C:N/I:N/A:P |
Classification
- Weakness
-
- CWE-770 Allocation of Resources Without Limits or Throttling
References
-
github.com
/libming/libming/issues/235
exploit, third-party-advisory
-
github.com
/libming/libming
third-party-advisory
Sources
- CVE List CVE-2021-44591
- NVD CVE-2021-44591
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