Buffer overflow in Procps-Ng Project
CVE-2018-1124
procps-ng before version 3.3.15 is vulnerable to multiple integer overflows leading to a heap corruption in file2strvec function. This allows a privilege escalation for a local attacker who can create entries in procfs by starting processes, which could result in crashes or arbitrary code execution in proc utilities run by other users.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.019 (79.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 80th percentile — 79.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.019 · newest: 0.019 · change: 0.000
Affected products
- Procps-Ng Project
- Schneider-Electric Struxureware Data Center Expert
- [Unknown] Procps-Ng — versions procps-ng 3.3.15
- Canonical Ubuntu Linux — versions 14.04, 16.04, 17.10
- Debian Linux — versions 7.0, 8.0, 9.0
- openSUSE Leap — versions 15.0, 15.1
- Red Hat Enterprise Linux — versions 6.0, 7.0, 7.5
- Red Hat Enterprise Linux Desktop — versions 6.0, 7.0
- Red Hat Enterprise Linux Server — versions 6.0, 7.0
- Red Hat Enterprise Linux Workstation — versions 6.0, 7.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- usn.ubuntu.com/3658-1/ (vendor-advisory, Third Party Advisory)
- bugzilla.redhat.com/show_bug.cgi (Third Party Advisory, Issue Tracking)
- www.debian.org/security/2018/dsa-4208 (vendor-advisory, Third Party Advisory)
- security.gentoo.org/glsa/201805-14 (vendor-advisory, Third Party Advisory)
- www.exploit-db.com/exploits/44806/ (VDB Entry, Third Party Advisory, exploit)
- access.redhat.com/errata/RHSA-2018:1777 (vendor-advisory, Third Party Advisory)
- kc.mcafee.com/corporate/index (Third Party Advisory)
- lists.debian.org/debian-lts-announce/2018/05/msg00021.html (mailing-list, Third Party Advisory)
- access.redhat.com/errata/RHSA-2018:2267 (vendor-advisory, Third Party Advisory)
- access.redhat.com/errata/RHSA-2018:2268 (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2018-1124?
- CVE-2018-1124 is a high-severity vulnerability in Procps-Ng Project, classified under Heap-based Buffer Overflow. CVSS score: 7.8/10. Published 2018-05-23.
- How severe is CVE-2018-1124?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2018-1124 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.