Vulnerability Monitor

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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.

Published

2018-09-05T08:29:00.373

Last Modified

2024-11-21T03:46:44.490

Status

Modified

Source

[email protected]

Severity

CVSSv3.0: 9.8 (CRITICAL)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

6.4

Weaknesses

Type: Primary
CWE-20

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	canonical	ubuntu_linux	14.04	Yes
Operating System	canonical	ubuntu_linux	16.04	Yes
Operating System	canonical	ubuntu_linux	18.04	Yes
Application	zsh	zsh	< 5.6	Yes

References

https://access.redhat.com/errata/RHSA-2019:2017 ([email protected])
https://bugs.debian.org/908000 Mailing List, Patch, Third Party Advisory ([email protected])
https://lists.debian.org/debian-lts-announce/2020/12/msg00000.html ([email protected])
https://security.gentoo.org/glsa/201903-02 Third Party Advisory ([email protected])
https://sourceforge.net/p/zsh/code/ci/1c4c7b6a4d17294df028322b70c53803a402233d Patch, Third Party Advisory ([email protected])
https://usn.ubuntu.com/3764-1/ Third Party Advisory ([email protected])
https://www.zsh.org/mla/zsh-announce/136 Mailing List, Release Notes, Vendor Advisory ([email protected])
https://access.redhat.com/errata/RHSA-2019:2017 (af854a3a-2127-422b-91ae-364da2661108)
https://bugs.debian.org/908000 Mailing List, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2020/12/msg00000.html (af854a3a-2127-422b-91ae-364da2661108)
https://security.gentoo.org/glsa/201903-02 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://sourceforge.net/p/zsh/code/ci/1c4c7b6a4d17294df028322b70c53803a402233d Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://usn.ubuntu.com/3764-1/ Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.zsh.org/mla/zsh-announce/136 Mailing List, Release Notes, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)