6.5
CVSSv3

CVE-2018-1000879

Published: 20/12/2018 Updated: 07/11/2023
CVSS v2 Base Score: 4.3 | Impact Score: 2.9 | Exploitability Score: 8.6
CVSS v3 Base Score: 6.5 | Impact Score: 3.6 | Exploitability Score: 2.8
VMScore: 383
Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P

Vulnerability Summary

libarchive version commit 379867ecb330b3a952fb7bfa7bffb7bbd5547205 onwards (release v3.3.0 onwards) contains a CWE-476: NULL Pointer Dereference vulnerability in ACL parser - libarchive/archive_acl.c, archive_acl_from_text_l() that can result in Crash/DoS. This attack appear to be exploitable via the victim must open a specially crafted archive file.

Vulnerability Trend

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libarchive libarchive

opensuse leap 15.0

fedoraproject fedora 28

fedoraproject fedora 29

fedoraproject fedora 30

Vendor Advisories

Debian Bug report logs - #916963 libarchive: CVE-2018-1000878 Package: src:libarchive; Maintainer for src:libarchive is Peter Pentchev <roam@debianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Thu, 20 Dec 2018 20:42:02 UTC Severity: grave Tags: security, upstream Found in versions libarchive/32 ...
Debian Bug report logs - #916960 libarchive: CVE-2018-1000880 Package: src:libarchive; Maintainer for src:libarchive is Peter Pentchev <roam@debianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Thu, 20 Dec 2018 20:27:01 UTC Severity: important Tags: security, upstream Found in versions libarchive ...
Debian Bug report logs - #916962 libarchive: CVE-2018-1000879 Package: src:libarchive; Maintainer for src:libarchive is Peter Pentchev <roam@debianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Thu, 20 Dec 2018 20:36:02 UTC Severity: important Tags: security, upstream Found in version libarchive/ ...
Debian Bug report logs - #916964 libarchive: CVE-2018-1000877 Package: src:libarchive; Maintainer for src:libarchive is Peter Pentchev <roam@debianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Thu, 20 Dec 2018 20:48:02 UTC Severity: important Tags: security, upstream Found in versions libarchive ...
A NULL-pointer dereference issue has been found in libarchive >= 330 and <=333, in the archive_acl_from_text_l() function in archive_aclc An attacker can use a specially crafted archive file to cause a crash via a malformed ACL ...