CVE-2018-10858
UnknownEPSS 4.30%
Last modified
CVE-2018-10858 is a vulnerability of currently unknown severity. A heap-buffer overflow was found in the way samba clients processed extra long filename in a directory listing. A malicious samba server could use this flaw to cause arbitrary code execution on a samba client. EPSS estimates a 4.30% chance of exploitation in the next 30 days.
Description
A heap-buffer overflow was found in the way samba clients processed extra long filename in a directory listing. A malicious samba server could use this flaw to cause arbitrary code execution on a samba client. Samba versions before 4.6.16, 4.7.9 and 4.8.4 are vulnerable.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Debian | Debian Linux | 9.0 |
| Canonical | Ubuntu Linux | 14.04 |
| Canonical | Ubuntu Linux | 16.04 |
| Canonical | Ubuntu Linux | 18.04 |
| Samba | Samba | < 4.6.16 |
| Samba | Samba | >= 4.7.0, < 4.7.9 |
| Samba | Samba | >= 4.8.0, < 4.8.4 |
| Redhat | Virtualization | 4.0 |
| Redhat | Virtualization Host | 4.0 |
| Redhat | Enterprise Linux Desktop | 7.0 |
| Redhat | Enterprise Linux Server | 7.0 |
| Redhat | Enterprise Linux Workstation | 7.0 |
References
- http://www.securityfocus.com/bid/105085Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1042002Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2018:2612Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:2613Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3056Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3470Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10858Issue Tracking, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20180814-0001/Third Party Advisory
- https://usn.ubuntu.com/3738-1/Third Party Advisory
- https://www.debian.org/security/2018/dsa-4271Third Party Advisory
- https://www.samba.org/samba/security/CVE-2018-10858.htmlVendor Advisory
- http://www.securityfocus.com/bid/105085Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1042002Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2018:2612Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:2613Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3056Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3470Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10858Issue Tracking, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20180814-0001/Third Party Advisory
- https://usn.ubuntu.com/3738-1/Third Party Advisory
- https://www.debian.org/security/2018/dsa-4271Third Party Advisory
- https://www.samba.org/samba/security/CVE-2018-10858.htmlVendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2018-10858?
A heap-buffer overflow was found in the way samba clients processed extra long filename in a directory listing. A malicious samba server could use this flaw to cause arbitrary code execution on a samba client. Samba versions before 4.6.16, 4.7.9 and 4.8.4 are vulnerable.
How severe is CVE-2018-10858?
Severity scoring for CVE-2018-10858 is pending analysis. The EPSS model estimates a 4.30% probability of exploitation in the next 30 days.
How do I fix CVE-2018-10858?
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-2018-10858?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST