CVE-2018-10242
UnknownEPSS 1.56%
Last modified
CVE-2018-10242 is a vulnerability of currently unknown severity. Suricata version 4.0.4 incorrectly handles the parsing of the SSH banner. A malformed SSH banner can cause the parsing code to read beyond the allocated data because SSHParseBanner in app-layer-ssh.c lacks a length check.. EPSS estimates a 1.56% chance of exploitation in the next 30 days.
Description
Suricata version 4.0.4 incorrectly handles the parsing of the SSH banner. A malformed SSH banner can cause the parsing code to read beyond the allocated data because SSHParseBanner in app-layer-ssh.c lacks a length check.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Oisf | Suricata | 4.0.4 |
| Debian | Debian Linux | 8.0 |
References
- https://lists.debian.org/debian-lts-announce/2019/04/msg00010.htmlThird Party Advisory
- https://suricata-ids.org/2018/07/18/suricata-4-0-5-available/Release Notes, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2019/04/msg00010.htmlThird Party Advisory
- https://suricata-ids.org/2018/07/18/suricata-4-0-5-available/Release Notes, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2018-10242?
Suricata version 4.0.4 incorrectly handles the parsing of the SSH banner. A malformed SSH banner can cause the parsing code to read beyond the allocated data because SSHParseBanner in app-layer-ssh.c lacks a length check.
How severe is CVE-2018-10242?
Severity scoring for CVE-2018-10242 is pending analysis. The EPSS model estimates a 1.56% probability of exploitation in the next 30 days.
How do I fix CVE-2018-10242?
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.
Are you affected by CVE-2018-10242?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST