CVE-2019-20911
An issue was discovered in GNU LibreDWG through 0.9.3. Crafted input will lead to denial of...
An issue was discovered in GNU LibreDWG through 0.9.3. Crafted input will lead to denial of service in bit_calc_CRC in bits.c, related to a for loop.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
An issue was discovered in GNU LibreDWG through 0.9.3. Crafted input will lead to denial of service in bit_calc_CRC in bits.c, related to a for loop.
- Record
CVE-2019-20911- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:N/A:P - Weakness
- CWE-835
- Updated
- 2026-11-02
CVE List No score
An issue was discovered in GNU LibreDWG through 0.9.3. Crafted input will lead to denial of service in bit_calc_CRC in bits.c, related to a for loop.
- Record
CVE-2019-20911- Updated
- 2026-11-02
EUVDEUVD-2019-11445 No score
An issue was discovered in GNU LibreDWG through 0.9.3. Crafted input will lead to denial of service in bit_calc_CRC in bits.c, related to a for loop.
- Record
EUVD-2019-11445- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-79wh-vc9g-6xpc No score
An issue was discovered in GNU LibreDWG through 0.9.3. Crafted input will lead to denial of...
An issue was discovered in GNU LibreDWG through 0.9.3. Crafted input will lead to denial of service in bit_calc_CRC in bits.c, related to a for loop.
- Record
GHSA-79wh-vc9g-6xpc- Updated
- 2026-11-02
OSV
An issue was discovered in GNU LibreDWG through 0.9.3. Crafted input will lead to denial of service in bit_calc_CRC in bits.c, related to a for loop.
- Record
CVE-2019-20911- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2019-20911 is a medium vulnerability (CVSS 6.5) in Gnu Libredwg, published July 16, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.02%, the 63rd percentile. No source names a fixed version.