An issue was discovered in GNU LibreDWG 0.7 and 0.7.1645.
An issue was discovered in GNU LibreDWG 0.7 and 0.7.1645. There is a heap-based buffer overflow in the function dwg_decode_eed_data at decode.c for the z dimension.
- Published
- Mar 14, 2019
- Updated
- Jun 16, 2026
- EPSS
- 2.9% · 86th percentile
- CWE
- CWE-787
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Report tools
Action score
31
Monitor
Low priority for now.
- CVSS
- 30 / 40 · 7.5 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 1 / 30 · 2.9%
Affected systems
| Vendor | Product | CPE |
|---|---|---|
| gnu | libredwg | cpe:2.3:a:gnu:libredwg |
| opensuse | backports sle | cpe:2.3:a:opensuse:backports_sle |
| opensuse | leap | cpe:2.3:o:opensuse:leap |
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- gnu libredwg0.7
- gnu libredwg0.7.1645
- opensuse backports sle15.0
- opensuse leap15.1
Package-level exposure
OSV and GitHub Advisory data: ecosystem, package and range. SBOM matching uses this table.
| Ecosystem | Package | Affected range | Fix |
|---|---|---|---|
| openSUSE:Leap 15.1 | libredwg | before 0.9.3-lp151.2.3.1 | 0.9.3-lp151.2.3.1 |
| openSUSE:Tumbleweed | libredwg | before 0.11.1-1.6 | 0.11.1-1.6 |
| SUSE:Package Hub 15 SP1 | libredwg | before 0.9.3-bp151.2.3.1 | 0.9.3-bp151.2.3.1 |
Same product
gnu: all recordsOther highest-scoring records for the same primary product.
- CVE-2019-20914An issue was discovered in GNU LibreDWG through 0.9.3.40Plan
- CVE-2022-35164LibreDWG v0.12.4.4608 & commit f2dea29 was discovered to contain a heap use-after-free via bit_copy_chain.39Monitor
- CVE-2021-28237LibreDWG v0.12.3 was discovered to contain a heap-buffer overflow via decode_preR13.39Monitor
- CVE-2019-9775An issue was discovered in GNU LibreDWG 0.7 and 0.7.1645.37Monitor
- CVE-2019-9774An issue was discovered in GNU LibreDWG 0.7 and 0.7.1645.37Monitor
- CVE-2020-6609GNU LibreDWG 0.9.3.2564 has a heap-based buffer over-read in read_pages_map in decode_r2007.c.36Monitor
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
| Product / package | Fixed version | Source |
|---|---|---|
| opensuse:libredwg | 0.9.3-lp151.2.3.1 · openSUSE:Leap 15.1 | Package registry (OSV) |
| suse:libredwg | 0.9.3-bp151.2.3.1 · SUSE:Package Hub 15 SP1 | Package registry (OSV) |
Exploit status
No known public exploit
No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
No dated events beyond publication.
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Patch and commit links
Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.
No commit or PR link among the references.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
No credits in the CNA record.
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
No nightly-computed relations.
Chain candidates
An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.
—
Bug bounty scope
No known public program.
Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).
Technical details
Attack conditions
- Anyone who can reach it over the internet can trigger it.
- No account or password is required.
- No user action is required.
- No special conditions are required; it is repeatable.
If successful
- Confidentiality
- none
- Integrity
- none
- Availability
- high · the service can be disrupted
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality impact
- None
- Integrity impact
- None
- Availability impact
- High
Weakness class (CWE)
CWE-787 · Out-of-bounds WriteCVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
nvd-primary
Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
MITRE has no CAPEC/ATT&CK mapping for this CWE.
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for helpChange log
- Fix✗ → ✓
For records you follow, these changes also arrive as notifications. →
References
- lists.opensuse.org/opensuse-security-announce/2020-01/msg00033.html
- lists.opensuse.org/opensuse-security-announce/2020-01/msg00045.html
- www.securityfocus.com/bid/107447
- savannah.gnu.org/bugs/index.php?55893
Vendor advisories and official records. Exploit/PoC links are deliberately left out.