Security readout for executives and security teams
CVE-2018-1126 is a local flaw in procps-ng, a common Linux process-reporting toolkit. A low-privileged user could trigger integer truncation or overflow in memory allocation code, potentially causing limited confidentiality, integrity, or availability impact. It is rated medium, and the provided sources do not show active exploitation. Exposure is most likely on Linux systems or bundled products using vulnerable procps/procps-ng packages. Ubuntu, Debian, Red Hat, Debian LTS, SUSE, and a StruxureWare Data Center Expert advisory are cited. Distribution backports mean package version strings must be interpreted against vendor advisories, not upstream version alone. Handle through normal vulnerability management, with priority for shared Linux servers and appliances. This is not currently evidenced as actively exploited, but procps-ng is widely deployed and low-privileged local users may be able to trigger impact on unpatched systems. Mitigation focus: Install procps/procps-ng security updates from the operating system vendor.; Treat procps-ng before 3.3.15 as vulnerable unless vendor backports confirm a fix.; Prioritize multi-user Linux systems and bundled appliance environments..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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Open ATT&CK lookupCVE-2018-1126 mapping review
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Open ATT&CK lookup- Severity
- Medium
- CVSS
- 4.8 (3.0)
- Known Exploited
- No
- Published
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L
CNA and ADP enrichment extracted from CVE v5
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CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L1.33.4Primary CVE scoreVulnerability scoring details
Base CVSS 3.0 score
4.8MediumVector: CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L
Source materials
- CVE List V5 sourceCVE List V5
- USN-3658-1CVE reference · vendor-advisory, x_refsource_UBUNTU
- DSA-4208CVE reference · vendor-advisory, x_refsource_DEBIAN
- RHSA-2018:1777CVE reference · vendor-advisory, x_refsource_REDHAT
- [debian-lts-announce] 20180531 [SECURITY] [DLA 1390-1] procps security updateCVE reference · mailing-list, x_refsource_MLIST
- RHSA-2018:2267CVE reference · vendor-advisory, x_refsource_REDHAT
- RHSA-2018:2268CVE reference · vendor-advisory, x_refsource_REDHAT
- RHSA-2018:1700CVE reference · vendor-advisory, x_refsource_REDHAT
- https://help.ecostruxureit.com/display/public/UADCE725/Security+fixes+in+StruxureWare+Data+Center+Expert+v7.6.0CVE reference · x_refsource_CONFIRM
- RHSA-2018:1820CVE reference · vendor-advisory, x_refsource_REDHAT
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1126CVE reference · x_refsource_CONFIRM
- USN-3658-2CVE reference · vendor-advisory, x_refsource_UBUNTU
- https://www.qualys.com/2018/05/17/procps-ng-audit-report-advisory.txtCVE reference · x_refsource_MISC
- RHSA-2019:1944CVE reference · vendor-advisory, x_refsource_REDHAT
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Integer Overflow or Wraparound
Integer Overflow or Wraparound represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.