SARA / Free Tools / CVE / CVE-2019-3688

CVE-2019-3688 — The /usr/sbin/pinger binary packaged with squid in SUSE Linux Enterprise Server

The /usr/sbin/pinger binary packaged with squid in SUSE Linux Enterprise Server 15 before and including version 4.8-5.8.1 and in SUSE Linux Enterprise Server 12 before and including 3.5.21-26.17.1 had squid:root, 0750 permissions. This allowed an attacker that compromissed the sq

CVSS
5.1 MEDIUM
EPSS
0.06% (top 82.50%)
CWE
CWE-276
Published
2019-10-07T14:00:39.441Z
Last modified
2024-09-16T23:01:09.236Z
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L

01What is this vulnerability?

The /usr/sbin/pinger binary packaged with squid in SUSE Linux Enterprise Server 15 before and including version 4.8-5.8.1 and in SUSE Linux Enterprise Server 12 before and including 3.5.21-26.17.1 had squid:root, 0750 permissions. This allowed an attacker that compromissed the squid user to gain persistence by changing the binary

02Affected products

VendorProductVersions
SUSESUSE Linux Enterprise Server 15squid
SUSESUSE Linux Enterprise Server 12squid

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

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

09References

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