CVE-2018-1123
What it is
procps-ng before version 3.3.15 is vulnerable to a denial of service in ps via mmap buffer overflow. Inbuilt protection in ps maps a guard page at the end of the overflowed buffer, ensuring that the impact of this flaw is limited to a crash (temporary denial of service).
At a glance
- Exploitability
- Can be exploited locally on the machine with a low-privilege account, but needs a user to act. Limited direct impact.
- Exploit odds
- 8.7% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 8.7% in the next 30 days (EPSS).
- Severity: 3.9 LOW (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 8.7% · EPSS, next 30 days
- Weakness
- CWE-122
- Record status
- Modified
Affected
- procps-ng Project procps-ng < 3.3.15
- Canonical Ubuntu Linux 12.04
- Canonical Ubuntu Linux 14.04
- Canonical Ubuntu Linux 16.04
- Canonical Ubuntu Linux 17.10
- Canonical Ubuntu Linux 18.04
- Debian Linux 7.0
- Debian Linux 8.0
Attack profile CVSS 3.0 · 3.9
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- Required
- Scope
- Unchanged
- Confidentiality
- None
- Integrity
- Low
- Availability
- Low
Raw vector
CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:L
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2018-1123.md and follow it. Check whether this project is affected by CVE-2018-1123. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1123
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1123
References
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00058.html
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00059.html
- http://seclists.org/oss-sec/2018/q2/122
- http://www.securityfocus.com/bid/104214
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1123
- https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
- https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
- https://lists.debian.org/debian-lts-announce/2018/05/msg00021.html
- https://security.gentoo.org/glsa/201805-14
- https://usn.ubuntu.com/3658-1/
- https://usn.ubuntu.com/3658-3/
- https://www.debian.org/security/2018/dsa-4208
- https://www.exploit-db.com/exploits/44806/
- https://www.qualys.com/2018/05/17/procps-ng-audit-report-advisory.txt
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00058.html
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00059.html
- http://seclists.org/oss-sec/2018/q2/122
- http://www.securityfocus.com/bid/104214
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1123
- https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
- https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
- https://lists.debian.org/debian-lts-announce/2018/05/msg00021.html
- https://security.gentoo.org/glsa/201805-14
- https://usn.ubuntu.com/3658-1/
- https://usn.ubuntu.com/3658-3/