path traversal in obs-service-tar_scm

published 2018-10-02 8 y ago modified 2026-06-17 4 mo ago also EUVD-2018-4443

cvss: 3.1; version 3.0, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 1.8%; EPSS 1.8% chance of exploitation in 30 days, percentile 78%
public exploits: 0; none known

A path traversal traversal vulnerability in obs-service-tar_scm of Open Build Service allows remote attackers to cause access files not in the current build. On the server itself this is prevented by confining the worker via KVM. Affected releases are openSUSE Open Build Service: versions prior to 70d1aa4cc4d7b940180553a63805c22fc62e2cf0.

Patch / fix

fixed in 1 distros 1 links 1

openSUSE Open Build Service 70d1aa4cc4d7b940180553a63805c22fc62e2cf0

obs-service-tar_scm openSUSE Tumbleweed 0.10.28.1632141620.a8837d3-1.1
obs-service-tar_scm openSUSE Leap 15.0 0.10.5.1551309990.79898c7-lp150.2.3.1
obs-service-tar_scm Package Hub 15 0.10.5.1551309990.79898c7-bp150.3.3.1

opensuse advisories openSUSE-SU-2024:11107-1 openSUSE-SU-2019:0326-1 openSUSE-SU-2019:0329-1

github.com/openSUSE/obs-service-tar_scm#248 pull request

Exploit prediction

1.82% chance of exploitation in the next 30 days, higher than 78% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.0	3.1	CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
NVD	3.0	7.5	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD	2.0	5.0	AV:N/AC:L/Au:N/C:P/I:N/A:N

Affected products

openSUSE Open Build Service

Classification

Weakness

CWE-23 Relative Path Traversal
CWE-22 Improper Limitation of a Pathname to a Restricted Directory

References

Sources

CVE List CVE-2018-12473
NVD CVE-2018-12473

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary