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CVE-2018-15686

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Date: October 26, 2018

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.

Language: C

Severity Score

Related Resources (15)

https://access.redhat.com/security/cve/CVE-2018-15686
https://nvd.nist.gov/vuln/detail/CVE-2018-15686
https://access.redhat.com/errata/RHSA-2019:3222
https://security.gentoo.org/glsa/201810-10
https://access.redhat.com/errata/RHSA-2020:0593
https://access.redhat.com/errata/RHSA-2019:2091
https://lists.apache.org/thread.html/r1b103833cb5bc8466e24ff0ecc5e75b45a705334ab6a444e64e840a0%40%3Cissues.bookkeeper.apache.org%3E
https://usn.ubuntu.com/3816-1/
https://security-tracker.debian.org/tracker/CVE-2018-15686
https://lists.debian.org/debian-lts-announce/2018/11/msg00017.html
http://www.securityfocus.com/bid/105747
https://www.oracle.com//security-alerts/cpujul2021.html
https://github.com/systemd/systemd/pull/10519
https://www.exploit-db.com/exploits/45714/
https://www.mend.io/vulnerability-database/CVE-2018-15686

Severity Score

Weakness Type (CWE)

Deserialization of Untrusted Data

CWE-502

CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): LOCAL
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): COMPLETE
Integrity (I): COMPLETE
Availability (A): COMPLETE
Additional information:

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