CVE-2017-18206
UnknownEPSS 3.16%
Last modified
CVE-2017-18206 is a vulnerability of currently unknown severity. In utils.c in zsh before 5.4, symlink expansion had a buffer overflow.. EPSS estimates a 3.16% chance of exploitation in the next 30 days.
Description
In utils.c in zsh before 5.4, symlink expansion had a buffer overflow.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Zsh | Zsh | < 5.4 |
| Canonical | Ubuntu Linux | 14.04 |
| Canonical | Ubuntu Linux | 16.04 |
| Canonical | Ubuntu Linux | 17.10 |
References
- https://access.redhat.com/errata/RHSA-2018:1932Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3073Third Party Advisory
- https://security.gentoo.org/glsa/201805-10Third Party Advisory
- https://sourceforge.net/p/zsh/code/ci/c7a9cf465dd620ef48d586026944d9bd7a0d5d6dPatch, Third Party Advisory
- https://usn.ubuntu.com/3593-1/Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:1932Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3073Third Party Advisory
- https://security.gentoo.org/glsa/201805-10Third Party Advisory
- https://sourceforge.net/p/zsh/code/ci/c7a9cf465dd620ef48d586026944d9bd7a0d5d6dPatch, Third Party Advisory
- https://usn.ubuntu.com/3593-1/Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2017-18206?
In utils.c in zsh before 5.4, symlink expansion had a buffer overflow.
How severe is CVE-2017-18206?
Severity scoring for CVE-2017-18206 is pending analysis. The EPSS model estimates a 3.16% probability of exploitation in the next 30 days.
How do I fix CVE-2017-18206?
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-2017-18206?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST