Buffer overflow in Ribbonsoft Dxflib
CVE-2021-21897
A code execution vulnerability exists in the DL_Dxf::handleLWPolylineData functionality of Ribbonsoft dxflib 3.17.0. A specially-crafted .dxf file can lead to a heap buffer overflow. An attacker can provide a malicious file to trigger this vulnerability.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.029 (86.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 87th percentile — 86.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.029 · newest: 0.029 · change: 0.000
Affected products
- Ribbonsoft Dxflib — versions 3.17.0
- Debian Linux — versions 9.0
- Fedoraproject Extra Packages For Enterprise Linux — versions 7.0, 8.0
- Fedoraproject Fedora — versions 35, 36, 37
- Ribbonsoft — versions Ribbonsoft dxflib 3.17.0
Weakness classification (CWE)
References
- talosintelligence.com/vulnerability_reports/TALOS-2021-1346 (Exploit, Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.debian.org/debian-lts-announce/2022/06/msg00008.html (mailing-list, Mailing List, Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
Frequently asked questions
- What is CVE-2021-21897?
- CVE-2021-21897 is a high-severity vulnerability in Ribbonsoft Dxflib, classified under Integer Underflow. CVSS score: 8.8/10. Published 2021-09-08.
- How severe is CVE-2021-21897?
- High severity. CVSS v3 base score is 8.8 out of 10.