Improper input validation in Squid-Cache Squid
CVE-2016-2572
http.cc in Squid 4.x before 4.0.7 relies on the HTTP status code after a response-parsing failure, which allows remote HTTP servers to cause a denial of service (assertion failure and daemon exit) via a malformed response.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.102 (95.5th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 96th percentile — 95.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.102 · newest: 0.102 · change: 0.000
Affected products
- Squid-Cache Squid — versions 4.0.1, 4.0.2, 4.0.3
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security.gentoo.org/glsa/201607-01 (vendor-advisory)
- www.squid-cache.org/Advisories/SQUID-2016_2.txt (Vendor Advisory)
- lists.opensuse.org/opensuse-security-announce/2016-08/msg00010.html (vendor-advisory)
- rhn.redhat.com/errata/RHSA-2016-2600.html (vendor-advisory)
- www.squid-cache.org/Versions/v4/changesets/squid-4-14548.patch (Vendor Advisory)
- lists.opensuse.org/opensuse-updates/2016-08/msg00069.html (vendor-advisory)
- www.openwall.com/lists/oss-security/2016/02/26/2 (mailing-list)
- lists.opensuse.org/opensuse-security-announce/2016-08/msg00040.html (vendor-advisory)
- www.securitytracker.com/id/1035101 (vdb-entry)
Frequently asked questions
- What is CVE-2016-2572?
- CVE-2016-2572 is a high-severity vulnerability in Squid-Cache Squid, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2016-02-27.
- How severe is CVE-2016-2572?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2016-2572 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.