CVE-2021-44962
CVE-2021-44962 is a medium-severity vulnerability in Slic3r Libslic3r with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-125.
Key facts
- Severity: Medium (CVSS 3.x base score 5.5)
- CVSS v2: 4.3
- EPSS exploit prediction: 1% (56th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-125
- Affected product: Slic3r Libslic3r
- Published:
- Last modified:
Description
An out-of-bounds read vulnerability exists in the GCode::extrude() functionality of Slic3r libslic3r 1.3.0 and Master Commit b1a5500. A specially crafted stl file could lead to information disclosure. An attacker can provide a malicious file to trigger this vulnerability.
Frequently asked questions
- What is CVE-2021-44962?
- An out-of-bounds read vulnerability exists in the GCode::extrude() functionality of Slic3r libslic3r 1.3.0 and Master Commit b1a5500. A specially crafted stl file could lead to information disclosure. An attacker can provide a malicious file to trigger this vulnerability.
- How severe is CVE-2021-44962?
- CVE-2021-44962 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.
- Is CVE-2021-44962 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-44962?
- CVE-2021-44962 affects Slic3r Libslic3r. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-44962?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2021-44962 published?
- CVE-2021-44962 was published on 2022-03-01 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:slic3r:libslic3r:1.3.0:*:*:*:*:*:*:*
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