How severe is CVE-2019-18900?

CVE-2019-18900 has a CVSS 3.x base score of 4.0, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2019-18900 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-18900?

CVE-2019-18900 affects Opensuse Libzypp. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-18900?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2019-18900 published?

CVE-2019-18900 was published on 2020-01-24 and last updated on 2026-06-17.

CVE-2019-18900

CVE-2019-18900 is a medium-severity vulnerability in Opensuse Libzypp with a CVSS 3.x base score of 4.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-276.

Key facts

Severity: Medium (CVSS 3.x base score 4.0)
CVSS v2: 2.1
EPSS exploit prediction: 0% (22nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-276
Affected product: Opensuse Libzypp
Published: 2020-01-24
Last modified: 2026-06-17

Description

: Incorrect Default Permissions vulnerability in libzypp of SUSE CaaS Platform 3.0, SUSE Linux Enterprise Server 12, SUSE Linux Enterprise Server 15 allowed local attackers to read a cookie store used by libzypp, exposing private cookies. This issue affects: SUSE CaaS Platform 3.0 libzypp versions prior to 16.21.2-27.68.1. SUSE Linux Enterprise Server 12 libzypp versions prior to 16.21.2-2.45.1. SUSE Linux Enterprise Server 15 17.19.0-3.34.1.

Frequently asked questions

What is CVE-2019-18900?: : Incorrect Default Permissions vulnerability in libzypp of SUSE CaaS Platform 3.0, SUSE Linux Enterprise Server 12, SUSE Linux Enterprise Server 15 allowed local attackers to read a cookie store used by libzypp, exposing private cookies. This issue affects: SUSE CaaS Platform 3.0 libzypp versions prior to 16.21.2-27.68.1. SUSE Linux Enterprise Server 12 libzypp versions prior to 16.21.2-2.45.1. SUSE Linux Enterprise Server 15 17.19.0-3.34.1.
How severe is CVE-2019-18900?: CVE-2019-18900 has a CVSS 3.x base score of 4.0, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2019-18900 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-18900?: CVE-2019-18900 affects Opensuse Libzypp. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-18900?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-18900 published?: CVE-2019-18900 was published on 2020-01-24 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:opensuse:libzypp:*:*:*:*:*:*:*:*

More vulnerabilities in Opensuse Libzypp

CVE-2026-25707 — High (CVSS 8.8): A relative path traversal bug problem when processing repository metadata in libzypp before 17.38.10 could be used by…
CVE-2026-44941 — High (CVSS 8.4): A relative path traversal in the "keyhint" option in repomd.xml parsing of libzypp before 17.38.12 can be used by…
CVE-2017-7436 — High (CVSS 8.1): In libzypp before 20170803 it was possible to retrieve unsigned packages without a warning to the user which could lead…
CVE-2017-7435 — High (CVSS 8.1): In libzypp before 20170803 it was possible to add unsigned YUM repositories without warning to the user that could lead…
CVE-2018-7685 — High (CVSS 7.8): The decoupled download and installation steps in libzypp before 17.5.0 could lead to a corrupted RPM being left in the…
CVE-2017-9269 — High (CVSS 7.7): In libzypp before August 2018 GPG keys attached to YUM repositories were not correctly pinned, allowing malicious…

All CVEs affecting Opensuse Libzypp →

Other CWE-276 (Incorrect Default Permissions) vulnerabilities

CVE-2022-42150 — Critical (CVSS 10.0): TinyLab linux-lab v1.1-rc1 and cloud-labv0.8-rc2, v1.1-rc1 are vulnerable to insecure permissions. The default…
CVE-2020-29492 — Critical (CVSS 10.0): Dell Wyse ThinOS 8.6 and prior versions contain an insecure default configuration vulnerability. A remote…
CVE-2020-29491 — Critical (CVSS 10.0): Dell Wyse ThinOS 8.6 and prior versions contain an insecure default configuration vulnerability. A remote…
CVE-2025-40585 — Critical (CVSS 9.9): A vulnerability has been identified in Energy Services (All versions with G5DFR). Affected solutions using G5DFR…
CVE-2019-19896 — Critical (CVSS 9.9): In IXP EasyInstall 6.2.13723, there is Remote Code Execution via weak permissions on the Engine Service share. The…
CVE-2020-37129 — Critical (CVSS 9.8): Memu Play 7.1.3 contains an insecure folder permissions vulnerability that allows low-privileged users to modify the…

Browse all CWE-276 (Incorrect Default Permissions) vulnerabilities →