CVE-2020-13776

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Summary

CVECVE-2020-13776
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2020-06-03 03:15:00 UTC
Updated2023-11-07 03:16:00 UTC
Descriptionsystemd through v245 mishandles numerical usernames such as ones composed of decimal digits or 0x followed by hex digits, as demonstrated by use of root privileges when privileges of the 0x0 user account were intended. NOTE: this issue exists because of an incomplete fix for CVE-2017-1000082.

Risk And Classification

Problem Types: CWE-269

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Fedoraproject Fedora 32 All All All
Application Freedesktop Systemd All All All All
Application Netapp Active Iq Unified Manager - All All All
Application Netapp Active Iq Unified Manager - All All All
Application Netapp Solidfire Hci Management Node - All All All
Application Netapp Solidfire Hci Management Node - All All All
Application Systemd Project Systemd All All All All

References

ReferenceSourceLinkTags
[SECURITY] Fedora 32 Update: systemd-245.7-1.fc32 - package-announce - Fedora Mailing-Lists FEDORA lists.fedoraproject.org
User names beginning with 0x being interpreted as user identifiers · Issue #15985 · systemd/systemd · GitHub MISC github.com Third Party Advisory
CVE-2020-13776 Systemd Vulnerability in NetApp Products | NetApp Product Security CONFIRM security.netapp.com Third Party Advisory
[SECURITY] Fedora 32 Update: systemd-245.7-1.fc32 - package-announce - Fedora Mailing-Lists lists.fedoraproject.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 159197 Oracle Enterprise Linux Security Update for systemd (ELSA-2021-1611)
  • 239327 Red Hat Update for systemd (RHSA-2021:1611)
  • 239693 Red Hat Update for systemd (RHSA-2021:3900)
  • 354074 Amazon Linux Security Advisory for systemd : ALAS2-2022-1854
  • 591406 Siemens SIMATIC S7-1500 CPU GNU/Linux subsystem Multiple Vulnerabilities (SSB-439005, ICSA-22-104-13)
  • 900080 CBL-Mariner Linux Security Update for systemd 239
  • 903506 Common Base Linux Mariner (CBL-Mariner) Security Update for systemd (1793)
  • 940184 AlmaLinux Security Update for systemd (ALSA-2021:1611)
  • 960704 Rocky Linux Security Update for systemd (RLSA-2021:1611)
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