CVE-2018-20349
UnknownEPSS 1.60%
Last modified
CVE-2018-20349 is a vulnerability of currently unknown severity. The igraph_i_strdiff function in igraph_trie.c in igraph through 0.7.1 has an NULL pointer dereference that allows attackers to cause a denial of service (application crash) via a crafted object.. EPSS estimates a 1.60% chance of exploitation in the next 30 days.
Description
The igraph_i_strdiff function in igraph_trie.c in igraph through 0.7.1 has an NULL pointer dereference that allows attackers to cause a denial of service (application crash) via a crafted object.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Igraph | Igraph | <= 0.7.1 |
References
- https://github.com/igraph/igraph/issues/1141Exploit, Third Party Advisory
- https://github.com/igraph/igraph/issues/1141Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2018-20349?
The igraph_i_strdiff function in igraph_trie.c in igraph through 0.7.1 has an NULL pointer dereference that allows attackers to cause a denial of service (application crash) via a crafted object.
How severe is CVE-2018-20349?
Severity scoring for CVE-2018-20349 is pending analysis. The EPSS model estimates a 1.60% probability of exploitation in the next 30 days.
How do I fix CVE-2018-20349?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
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Are you affected by CVE-2018-20349?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST