CVE-2015-5195

Home/CVE/ntp_openssl.m4 in ntpd in NTP before 4.2.7p112 allows remote attackers to cause a denial of service (segmentation fault)

CVE

ntp_openssl.m4 in ntpd in NTP before 4.2.7p112 allows remote attackers to cause a denial of service (segmentation fault)

ntp_openssl.m4 in ntpd in NTP before 4.2.7p112 allows remote attackers to cause a denial of service (segmentation fault) via a crafted statistics or filegen configuration command that is not enabled during compilation.

HIGH · CVSS 7.5 EPSS 0.07925

Schedule remediation

EPSS percentile: top 8% of all CVEs by exploitation likelihood
CVSS base score ≥ 7.0

Sigma rules0 YARA rules0

⬡

Weakness Classification

CWE-20Improper Input Validation

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Affected Products & Versions

fedoraproject fedoraall versions
redhat enterprise linux desktopall versions
redhat enterprise linux hpc nodeall versions
redhat enterprise linux serverall versions
redhat enterprise linux workstationall versions
debian linuxall versions
canonical ubuntu linuxall versions
ntp<= 4.2.7

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Scoring & Timeline

7.5

HIGH · CVSS v3.0 · secalert@redhat.com

View on NVD

Attack Vector

Network Adjacent Local Physical

Attack Complexity

Low High

Privileges Required

None Low High

User Interaction

None Required

Scope

Unchanged Changed

Confidentiality

None Low High

Integrity

None Low High

Availability

None Low High

Published to NVD21 Jul 2017 · 02:29 PM

CVSS VectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

⚑

Vendor Advisories

rhsaRHSA-2016:2583Low
rhsaRHSA-2016:0780Moderate
usnUSN-2783-1

🔗

References & Sources

Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.

http://lists.fedoraproject.org/pipermail/package-announce/2015-November/170926.htmlThird Party Advisory

http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169167.htmlThird Party Advisory

http://lists.fedoraproject.org/pipermail/package-announce/2015-September/166992.htmlThird Party Advisory

http://rhn.redhat.com/errata/RHSA-2016-0780.htmlThird Party Advisory

http://rhn.redhat.com/errata/RHSA-2016-2583.htmlThird Party Advisory

http://www.debian.org/security/2015/dsa-3388Third Party Advisory

Show all 17 references

http://www.openwall.com/lists/oss-security/2015/08/25/3Mailing ListPatchThird Party Advisory

http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html

http://www.securityfocus.com/bid/76474Third Party AdvisoryVDB Entry

http://www.ubuntu.com/usn/USN-2783-1Third Party Advisory

https://bugzilla.redhat.com/show_bug.cgi?id=1254544Issue Tracking

https://github.com/ntp-project/ntp/commit/52e977d79a0c4ace997e5c74af429844da2f27beIssue TrackingPatchThird Party Advisory

https://www-01.ibm.com/support/docview.wss?uid=isg3T1024157Third Party Advisory

https://www-01.ibm.com/support/docview.wss?uid=swg21985122Third Party Advisory

https://www-01.ibm.com/support/docview.wss?uid=swg21986956Third Party Advisory

https://www-01.ibm.com/support/docview.wss?uid=swg21988706Third Party Advisory

https://www-01.ibm.com/support/docview.wss?uid=swg21989542Third Party Advisory

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