Every CVE Search/ Get API key

CVE-2018-12472

Authentication bypass in sibling check

7.3 HighFix available

A improper authentication using the HOST header in SUSE Linux SMT allows remote attackers to spoof a sibling server. Affected releases are SUSE Linux SMT: versions prior to 3.0.37.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
Low
Integrity
Low
Availability
Low

Exploit likelihood

1.53%Up 1.0 points since Apr 14, 2021
90%50%10%1%

What each source reports

CVE List Score used 7.3

Authentication bypass in sibling check

A improper authentication using the HOST header in SUSE Linux SMT allows remote attackers to spoof a sibling server. Affected releases are SUSE Linux SMT: versions prior to 3.0.37.

Record
CVE-2018-12472
CVSS 3.0
7.3 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Weakness
CWE-287
Updated
2026-11-02
EUVDEUVD-2018-4442 7.3

A improper authentication using the HOST header in SUSE Linux SMT allows remote attackers to spoof a sibling server. Affected releases are SUSE Linux SMT: versions prior to 3.0.37.

Record
EUVD-2018-4442
CVSS 3.0
7.3 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Updated
2026-11-03
GitHub AdvisoriesGHSA-52vw-gr9g-vp37 9.1

A improper authentication using the HOST header in SUSE Linux SMT allows remote attackers to...

A improper authentication using the HOST header in SUSE Linux SMT allows remote attackers to spoof a sibling server. Affected releases are SUSE Linux SMT: versions prior to 3.0.37.

Record
GHSA-52vw-gr9g-vp37
CVSS 3.0
9.1 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Weakness
CWE-287
Updated
2026-11-02
NVD 7.3

A improper authentication using the HOST header in SUSE Linux SMT allows remote attackers to spoof a sibling server. Affected releases are SUSE Linux SMT: versions prior to 3.0.37.

Record
CVE-2018-12472
CVSS 3.0
7.3 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
CVSS 3.0
9.1 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CVSS 2.0
6.4 MediumAV:N/AC:L/Au:N/C:P/I:P/A:N
Weakness
CWE-287
Updated
2026-11-02
OSVSUSE-SU-2018:2898-1 No score

Security update for smt, yast2-smt

This update for yast2-smt to 3.0.14 and smt to 3.0.37 fixes the following issues:

These security issues were fixed in SMT:

  • CVE-2018-12471: Xml External Entity processing in the RegistrationSharing modules allowed to read arbitrary file read (bsc#1103809).
  • CVE-2018-12470: SQL injection in RegistrationSharing module allows remote attackers to run arbitrary SQL statements (bsc#1103810).
  • CVE-2018-12472: Authentication bypass in sibling check facilitated further attacks on SMT (bsc#1104076).

SUSE would like to thank Jake Miller for reporting these issues to us.

These non-security issues were fixed in SMT:

  • Fix cron jobs randomization (bsc#1097560)
  • Fix duplicate migration paths (bsc#1097824)

This non-security issue was fixed in yast2-smt:

  • Remove cron job rescheduling (bsc#1097560)
  • Added missing translation marks (bsc#1037811)
  • Explicitly mention 'Organization Credentials' (fate#321759)
  • Rearrange the SMT set-up dialog (bsc#977043)
  • Make the Filter button default (bsc#1006984)
  • Prevent exiting the repo selection dialog via hitting Enter in the repository filter (bsc#1006984)
  • report when error occurs during repo mirroring (bsc#1006989)
  • Use TextEntry-based filter for repos (fate#319777)
Record
SUSE-SU-2018:2898-1
Updated
2026-11-02
OSVSUSE-SU-2018:2898-2 No score

Security update for smt, yast2-smt

This update for yast2-smt to 3.0.14 and smt to 3.0.37 fixes the following issues:

These security issues were fixed in SMT:

  • CVE-2018-12471: Xml External Entity processing in the RegistrationSharing modules allowed to read arbitrary file read (bsc#1103809).
  • CVE-2018-12470: SQL injection in RegistrationSharing module allows remote attackers to run arbitrary SQL statements (bsc#1103810).
  • CVE-2018-12472: Authentication bypass in sibling check facilitated further attacks on SMT (bsc#1104076).

SUSE would like to thank Jake Miller for reporting these issues to us.

These non-security issues were fixed in SMT:

  • Fix cron jobs randomization (bsc#1097560)
  • Fix duplicate migration paths (bsc#1097824)

This non-security issue was fixed in yast2-smt:

  • Remove cron job rescheduling (bsc#1097560)
  • Added missing translation marks (bsc#1037811)
  • Explicitly mention 'Organization Credentials' (fate#321759)
  • Rearrange the SMT set-up dialog (bsc#977043)
  • Make the Filter button default (bsc#1006984)
  • Prevent exiting the repo selection dialog via hitting Enter in the repository filter (bsc#1006984)
  • report when error occurs during repo mirroring (bsc#1006989)
  • Use TextEntry-based filter for repos (fate#319777)
Record
SUSE-SU-2018:2898-2
Updated
2026-11-02
OSVSUSE-SU-2018:2899-1 No score

Security update for smt

This update for smt to 2.0.34 fixes the following issues:

These security issues were fixed:

  • CVE-2018-12471: Xml External Entity processing in the RegistrationSharing modules allowed to read arbitrary file read (bsc#1103809)
  • CVE-2018-12470: SQL injection in RegistrationSharing module allows remote attackers to run arbitary SQL statements (bsc#1103810)
  • CVE-2018-12472: Authentication bypass in sibling check facilitated further attacks on SMT (bsc#1104076)

SUSE would like to thank Jake Miller for reporting these issues to us.

This non-security issue was fixed:

  • More verbose incomplete registration logging (bsc#1072921, bsc#1074608)
Record
SUSE-SU-2018:2899-1
Updated
2026-11-02
OSVSUSE-SU-2018:3467-1 No score

Security update for smt

SMT was updated to version 3.0.38.

Following security issue was fixed:

  • CVE-2018-12472: Harden hostname check during sibling check by forcing double reverse lookup (bsc#1104076)

Following non security issues were fixed:

  • Add migration path check when registration sharing is enabled
  • Fix sibling sync errors (bsc#1111056):
    • Synchronize all registered products
    • Handle duplicate registrations when syncing
    • Force resync to the sibling instance in upgrade and synchronize API calls
Record
SUSE-SU-2018:3467-1
Updated
2026-11-02
OSVSUSE-SU-2018:3467-2 No score

Security update for smt

SMT was updated to version 3.0.38.

Following security issue was fixed:

  • CVE-2018-12472: Harden hostname check during sibling check by forcing double reverse lookup (bsc#1104076)

Following non security issues were fixed:

  • Add migration path check when registration sharing is enabled
  • Fix sibling sync errors (bsc#1111056):
    • Synchronize all registered products
    • Handle duplicate registrations when syncing
    • Force resync to the sibling instance in upgrade and synchronize API calls
Record
SUSE-SU-2018:3467-2
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
smt
SUSE:OpenStack Cloud 7
From an advisory covering 3 CVEs
 before 3.0.37-52.23.6
3.0.37-52.23.6
perl-File-Touch
SUSE:Linux Enterprise Module for Public Cloud 12
From an advisory covering 3 CVEs
 before 0.11-3.2.2
0.11-3.2.2
smt
SUSE:Linux Enterprise Module for Public Cloud 12
From an advisory covering 3 CVEs
 before 3.0.37-52.23.6
3.0.37-52.23.6
smt
SUSE:Linux Enterprise Server for SAP Applications 12 SP1
From an advisory covering 3 CVEs
 before 3.0.37-52.23.6
3.0.37-52.23.6
yast2-smt
SUSE:Linux Enterprise Server for SAP Applications 12 SP1
From an advisory covering 3 CVEs
 before 3.0.14-10.6.2
3.0.14-10.6.2
smt
SUSE:Linux Enterprise Server for SAP Applications 12 SP2
From an advisory covering 3 CVEs
 before 3.0.37-52.23.6
3.0.37-52.23.6
smt
SUSE:Linux Enterprise Server 12 SP1-LTSS
From an advisory covering 3 CVEs
 before 3.0.37-52.23.6
3.0.37-52.23.6
yast2-smt
SUSE:Linux Enterprise Server 12 SP1-LTSS
From an advisory covering 3 CVEs
 before 3.0.14-10.6.2
3.0.14-10.6.2
smt
SUSE:Linux Enterprise Server 12 SP2-LTSS
From an advisory covering 3 CVEs
 before 3.0.37-52.23.6
3.0.37-52.23.6
smt
SUSE:Linux Enterprise Server 12 SP3
From an advisory covering 3 CVEs
 before 3.0.37-52.23.6
3.0.37-52.23.6
Show 14 moreShow less
Affected packages
PackageAffectedFixed
smt
SUSE:Linux Enterprise Server for SAP Applications 12 SP3
From an advisory covering 3 CVEs
 before 3.0.37-52.23.6
3.0.37-52.23.6
smt
SUSE:Enterprise Storage 4
From an advisory covering 3 CVEs
 before 3.0.37-52.23.6
3.0.37-52.23.6
smt
SUSE:Linux Enterprise Server 12 SP2-BCL
From an advisory covering 3 CVEs
 before 3.0.37-52.23.6
3.0.37-52.23.6
smt
SUSE:Subscription Management Tool 11 SP3
From an advisory covering 3 CVEs
 before 2.0.34-50.8.1
2.0.34-50.8.1
smt
SUSE:OpenStack Cloud 7
 before 3.0.38-52.26.1
3.0.38-52.26.1
smt
SUSE:Linux Enterprise Module for Public Cloud 12
 before 3.0.38-52.26.1
3.0.38-52.26.1
smt
SUSE:Linux Enterprise Server for SAP Applications 12 SP2
 before 3.0.38-52.26.1
3.0.38-52.26.1
smt
SUSE:Linux Enterprise Server 12 SP1-LTSS
 before 3.0.38-52.26.1
3.0.38-52.26.1
smt
SUSE:Linux Enterprise Server 12 SP2-LTSS
 before 3.0.38-52.26.1
3.0.38-52.26.1
smt
SUSE:Linux Enterprise Server 12 SP2-BCL
 before 3.0.38-52.26.1
3.0.38-52.26.1
smt
SUSE:Linux Enterprise Server 12 SP3
 before 3.0.38-52.26.1
3.0.38-52.26.1
smt
SUSE:Linux Enterprise Server for SAP Applications 12 SP3
 before 3.0.38-52.26.1
3.0.38-52.26.1
smt
SUSE:Enterprise Storage 4
 before 3.0.38-52.26.1
3.0.38-52.26.1
smt
SUSE:Linux Enterprise Server for SAP Applications 12 SP1
 before 3.0.38-52.26.1
3.0.38-52.26.1

History

History
RecordedChangedSources
affected, facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2018-12472 is a high vulnerability (CVSS 7.3) in Suse Linux Smt, published September 27, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.53%, the 74th percentile. Fixed in smt 3.0.38-52.26.1.

References

Show 17 moreShow less
Pages All vulnerabilities Browse Docs Sources Guide Get API key
MoveEnter Open