CVE-2018-13259
UnknownEPSS 2.72%
Last modified
CVE-2018-13259 is a vulnerability of currently unknown severity. An issue was discovered in zsh before 5.6. Shebang lines exceeding 64 characters were truncated, potentially leading to an execve call to a program name that is a substring of the intended one.. EPSS estimates a 2.72% chance of exploitation in the next 30 days.
Description
An issue was discovered in zsh before 5.6. Shebang lines exceeding 64 characters were truncated, potentially leading to an execve call to a program name that is a substring of the intended one.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Canonical | Ubuntu Linux | 14.04 |
| Canonical | Ubuntu Linux | 16.04 |
| Canonical | Ubuntu Linux | 18.04 |
| Zsh | Zsh | < 5.6 |
References
- https://bugs.debian.org/908000Mailing List, Patch, Third Party Advisory
- https://security.gentoo.org/glsa/201903-02Third Party Advisory
- https://sourceforge.net/p/zsh/code/ci/1c4c7b6a4d17294df028322b70c53803a402233dPatch, Third Party Advisory
- https://usn.ubuntu.com/3764-1/Third Party Advisory
- https://www.zsh.org/mla/zsh-announce/136Mailing List, Release Notes, Vendor Advisory
- https://bugs.debian.org/908000Mailing List, Patch, Third Party Advisory
- https://security.gentoo.org/glsa/201903-02Third Party Advisory
- https://sourceforge.net/p/zsh/code/ci/1c4c7b6a4d17294df028322b70c53803a402233dPatch, Third Party Advisory
- https://usn.ubuntu.com/3764-1/Third Party Advisory
- https://www.zsh.org/mla/zsh-announce/136Mailing List, Release Notes, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2018-13259?
An issue was discovered in zsh before 5.6. Shebang lines exceeding 64 characters were truncated, potentially leading to an execve call to a program name that is a substring of the intended one.
How severe is CVE-2018-13259?
Severity scoring for CVE-2018-13259 is pending analysis. The EPSS model estimates a 2.72% probability of exploitation in the next 30 days.
How do I fix CVE-2018-13259?
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-2018-13259?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST