CVE-2019-18899 — The apt-cacher-ng package of openSUSE Leap 15

The apt-cacher-ng package of openSUSE Leap 15.1 runs operations in user owned directory /run/apt-cacher-ng with root privileges. This can allow local attackers to influence the outcome of these operations. This issue affects: openSUSE Leap 15.1 apt-cacher-ng versions prior to 3.1

01What is this vulnerability?

The apt-cacher-ng package of openSUSE Leap 15.1 runs operations in user owned directory /run/apt-cacher-ng with root privileges. This can allow local attackers to influence the outcome of these operations. This issue affects: openSUSE Leap 15.1 apt-cacher-ng versions prior to 3.1-lp151.3.3.1.

02Affected products

Vendor	Product	Versions
openSUSE	Leap 15.1	apt-cacher-ng

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2020-01-23T15:00:20.234Z
• Last modified: 2024-09-17T01:25:34.093Z

09References

• lists.opensuse.org — http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00057.html
• lists.opensuse.org — http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00065.html
• bugzilla.suse.com — https://bugzilla.suse.com/show_bug.cgi?id=1157703