CVE-2018-7685: opensuse libzypp
CVSS: 7.8v3.0HighModified
AliasesUBUNTU-CVE-2018-7685DEBIAN-CVE-2018-7685
Published 31-08-2018Last modified 17-09-2024
Vulnerability summary
CVE-2018-7685 is a high (CVSS 7.8) vulnerability in opensuse libzypp. EPSS estimates a 0.30% chance of exploitation in the next 30 days, higher than 21.1% of scored vulnerabilities.
CVSS score
7.8/10
010
High · v3.0 (CVE.org)EPSS score
0.30%
0%100%
Low · +0.01 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 7 · Related 7Timeline
- 31-08-2018PublishedVulnerability first disclosed.
- 17-09-2024Last modifiedVulnerability information updated.
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 metrics
5 scores · 4 sources · 2 versionsHigh 7.8Preferred score · CVE.org (CNA)
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HSourcesAll 4 agree
- NVDNIST7.8HighCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- OSV · UbuntuEcosystem advisory · calculated7.8HighCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- OSV · DebianEcosystem advisory · calculated7.8HighCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Medium 4.6Preferred score · NVD (NIST)
AV:L/AC:L/Au:N/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
0.30%
Chance of exploitation in the next 30 days
Percentile
21%
Versus all other CVEs
30-day change
+0.01 pp
From 0.29% on 19-09-2026
19-09-202619-10-2026
EPSS score0.30%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-358Improperly Implemented Security Check for StandardThe product does not implement or incorrectly implements one or more security-relevant checks as specified by the design of a standardized algorithm, protocol, or technique.
- CWE-347Improper Verification of Cryptographic SignatureThe product does not verify, or incorrectly verifies, the cryptographic signature for data.
Affected systems
Debian1 product
- libzypp< 17.6.1-1
Opensuse1 product
- libzypp< 17.5.0
Suse1 product
- libzypp≥ unspecified, < 17.5.0
Ubuntu1 product
- libzyppAll versions (No fix recorded)
4 vendors · 4 products
