Deserialization of Untrusted Data The advisory has been revoked - it doesn't affect any version of package systemd (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UBUNTU1404-SYSTEMD-614397
- published28 Oct 2018
- disclosed26 Oct 2018
Introduced: 26 Oct 2018
CVE-2018-15686 (opens in a new tab)Amendment
The Ubuntu security team deemed this advisory irrelevant for Ubuntu:14.04.
NVD Description
Note: Versions mentioned in the description apply only to the upstream systemd package and not the systemd package as distributed by Ubuntu.
A vulnerability in unit_deserialize of systemd allows an attacker to supply arbitrary state across systemd re-execution via NotifyAccess. This can be used to improperly influence systemd execution and possibly lead to root privilege escalation. Affected releases are systemd versions up to and including 239.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2018-15686
- https://lists.debian.org/debian-lts-announce/2018/11/msg00017.html
- https://security-tracker.debian.org/tracker/CVE-2018-15686
- https://www.exploit-db.com/exploits/45714/
- https://security.gentoo.org/glsa/201810-10
- https://github.com/systemd/systemd/pull/10519
- https://lists.apache.org/thread.html/r1b103833cb5bc8466e24ff0ecc5e75b45a705334ab6a444e64e840a0@%3Cissues.bookkeeper.apache.org%3E
- https://www.oracle.com//security-alerts/cpujul2021.html
- https://access.redhat.com/errata/RHSA-2019:3222
- https://access.redhat.com/errata/RHSA-2020:0593
- https://access.redhat.com/errata/RHSA-2019:2091
- http://www.securityfocus.com/bid/105747
- https://usn.ubuntu.com/3816-1/
- https://lists.apache.org/thread.html/r1b103833cb5bc8466e24ff0ecc5e75b45a705334ab6a444e64e840a0%40%3Cissues.bookkeeper.apache.org%3E