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CVE
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CVE-2018-0502Date: (C)2018-09-14   (M)2023-12-22


An issue was discovered in zsh before 5.6. The beginning of a #! script file was mishandled, potentially leading to an execve call to a program named on the second line.

CVSS Score and Metrics +CVSS Score and Metrics -

CVSS V3 Severity:CVSS V2 Severity:
CVSS Score : 9.8CVSS Score : 7.5
Exploit Score: 3.9Exploit Score: 10.0
Impact Score: 5.9Impact Score: 6.4
 
CVSS V3 Metrics:CVSS V2 Metrics:
Attack Vector: NETWORKAccess Vector: NETWORK
Attack Complexity: LOWAccess Complexity: LOW
Privileges Required: NONEAuthentication: NONE
User Interaction: NONEConfidentiality: PARTIAL
Scope: UNCHANGEDIntegrity: PARTIAL
Confidentiality: HIGHAvailability: PARTIAL
Integrity: HIGH 
Availability: HIGH 
  
Reference:
GLSA-201903-02
USN-3764-1
https://lists.debian.org/debian-lts-announce/2020/12/msg00000.html
https://bugs.debian.org/908000
https://sourceforge.net/p/zsh/code/ci/1c4c7b6a4d17294df028322b70c53803a402233d
https://www.zsh.org/mla/zsh-announce/136

CPE    3
cpe:/o:canonical:ubuntu_linux:18.04::~~lts~~~
cpe:/o:canonical:ubuntu_linux:16.04::~~lts~~~
cpe:/o:canonical:ubuntu_linux:14.04::~~lts~~~
CWE    1
CWE-20
OVAL    9
oval:org.secpod.oval:def:89045919
oval:org.secpod.oval:def:115103
oval:org.secpod.oval:def:704311
oval:org.secpod.oval:def:115106
...

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