Improper input validation in Squid-Cache Squid
CVE-2016-2570
The Edge Side Includes (ESI) parser in Squid 3.x before 3.5.15 and 4.x before 4.0.7 does not check buffer limits during XML parsing, which allows remote HTTP servers to cause a denial of service (assertion failure and daemon exit) via a crafted XML document, related to esi/CustomParser.cc and esi/CustomParser.h.
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: 0.090 (95.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 95th percentile — 95.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.090 · newest: 0.090 · change: 0.000
Affected products
- Squid-Cache Squid — versions 3.0, 3.0.stable1, 3.0.stable2
Weakness classification (CWE)
References
- usn.ubuntu.com/3557-1/ (vendor-advisory)
- 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)
- www.squid-cache.org/Versions/v4/changesets/squid-4-14549.patch
- rhn.redhat.com/errata/RHSA-2016-2600.html (vendor-advisory)
- lists.opensuse.org/opensuse-updates/2016-08/msg00069.html (vendor-advisory)
- www.squid-cache.org/Versions/v3/3.5/changesets/squid-3.5-13993.patch
- www.openwall.com/lists/oss-security/2016/02/26/2 (mailing-list)
- lists.opensuse.org/opensuse-security-announce/2016-08/msg00040.html (vendor-advisory)
Frequently asked questions
- What is CVE-2016-2570?
- CVE-2016-2570 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-2016-2570?
- High severity. CVSS v3 base score is 7.5 out of 10.