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Vulnerability record · CVE-2018-7685 · published 31 August 2018

CVE-2018-7685: Opensuse libzypp improper verification of cryptographic signature vulnerability

Opensuse · Libzypp

The decoupled download and installation steps in libzypp before 17.5.0 could lead to a corrupted RPM being left in the cache, where a later call would not display the corrupted RPM warning and allow installation, a problem caused by malicious warnings only displayed during download.

7.8 CVSS 3.0 High EPSS 0.29% · top 81.0% CWE-358 · CWE-358CWE-347 · Improper verification of cryptographic signature
7.8CVSS 3.0 base score, v2 4.6
0.29%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References
17 Jun 2026Last modified by NVD

Description

The decoupled download and installation steps in libzypp before 17.5.0 could lead to a corrupted RPM being left in the cache, where a later call would not display the corrupted RPM warning and allow installation, a problem caused by malicious warnings only displayed during download.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://lists.suse.com/pipermail/sle-security-updates/2018-August/004510.html
https://bugzilla.suse.com/show_bug.cgi?id=1091624
https://www.suse.com/de-de/security/cve/CVE-2018-7685/
http://lists.suse.com/pipermail/sle-security-updates/2018-August/004510.html
https://bugzilla.suse.com/show_bug.cgi?id=1091624
https://www.suse.com/de-de/security/cve/CVE-2018-7685/

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2018-7685), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.