Double Free in Altran Picotcp
CVE-2021-33304
Double Free vulnerability in virtualsquare picoTCP v1.7.0 and picoTCP-NG v2.1 in modules/pico_fragments.c in function pico_fragments_reassemble, allows attackers to execute arbitrary code.
Vulnerability class: Double Free
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.008 (56.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 56th percentile — 56.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000
Affected products
- Altran Picotcp — versions 1.7.0
- Altran Picotcp-Ng — versions 2.1
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/virtualsquare/picotcp/issues/6 (Patch, Issue Tracking, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-33304?
- CVE-2021-33304 is a critical-severity vulnerability in Altran Picotcp, classified under Double Free. CVSS score: 9.8/10. Published 2023-02-15.
- How severe is CVE-2021-33304?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2021-33304 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.