CVEvulnerability
CVE-2019-11503
7.5 HIGH
Official page ↗
- Status
- Modified
- Published
- 2019-04-24
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.0 ([email protected])
- 7.5 HIGH — CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
- CVSS 2.0 ([email protected])
- 5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:P/A:N
- Weaknesses
- CWE-59
Description
snap-confine as included in snapd before 2.39 did not guard against symlink races when performing the chdir() to the current working directory of the calling user, aka a "cwd restore permission bypass."
Affected configurations
• canonical snapd (< 2.39)
Related
Weakness · CWE (1)
- CWE-59 Improper Link Resolution Before File Access weakness
References
- http://www.openwall.com/lists/oss-security/2019/04/25/7 Third Party Advisory
- https://github.com/snapcore/snapd/pull/6642 Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6VACEKVQ7UAZ32WO4ZKCFW6YOBSYJ76L/ lists.fedoraproject.org
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VPU6APEZHAA7N2AI57OT4J2P7NKHFOLM/ lists.fedoraproject.org
- https://www.openwall.com/lists/oss-security/2019/04/18/4 Exploit, Mailing List, Patch, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2019/04/25/7 Third Party Advisory
- https://github.com/snapcore/snapd/pull/6642 Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6VACEKVQ7UAZ32WO4ZKCFW6YOBSYJ76L/ lists.fedoraproject.org
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VPU6APEZHAA7N2AI57OT4J2P7NKHFOLM/ lists.fedoraproject.org
- https://www.openwall.com/lists/oss-security/2019/04/18/4 Exploit, Mailing List, Patch, Third Party Advisory