CVE-2016-2570
high
CVSS v3
7.5
CVSS v4 NEW
—
VIR risk
7.5
Description
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.
Predictions
Exploit likelihood
83%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| debian | bookworm | fixed | 0 |
| debian | bullseye | fixed | 0 |
| debian | forky | fixed | 0 |
| debian | sid | fixed | 0 |
| debian | trixie | fixed | 0 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| squid-cache | squid | 3.0 | |
| squid-cache | squid | 3.0.stable1 | |
| squid-cache | squid | 3.0.stable2 | |
| squid-cache | squid | 3.0.stable3 | |
| squid-cache | squid | 3.0.stable4 | |
| squid-cache | squid | 3.0.stable5 | |
| squid-cache | squid | 3.0.stable6 | |
| squid-cache | squid | 3.0.stable7 | |
| squid-cache | squid | 3.0.stable8 | |
| squid-cache | squid | 3.0.stable9 | |
| squid-cache | squid | 3.0.stable10 | |
| squid-cache | squid | 3.0.stable11 | |
| squid-cache | squid | 3.0.stable12 | |
| squid-cache | squid | 3.0.stable13 | |
| squid-cache | squid | 3.0.stable14 | |
| squid-cache | squid | 3.0.stable15 | |
| squid-cache | squid | 3.0.stable16 | |
| squid-cache | squid | 3.0.stable17 | |
| squid-cache | squid | 3.0.stable18 | |
| squid-cache | squid | 3.0.stable19 | |
| squid-cache | squid | 3.0.stable20 | |
| squid-cache | squid | 3.0.stable21 | |
| squid-cache | squid | 3.0.stable22 | |
| squid-cache | squid | 3.0.stable23 | |
| squid-cache | squid | 3.0.stable24 | |
| squid-cache | squid | 3.0.stable25 | |
| squid-cache | squid | 3.1 | |
| squid-cache | squid | 3.1.0.1 | |
| squid-cache | squid | 3.1.0.2 | |
| squid-cache | squid | 3.1.0.3 | |
| squid-cache | squid | 3.1.0.4 | |
| squid-cache | squid | 3.1.0.5 | |
| squid-cache | squid | 3.1.0.6 | |
| squid-cache | squid | 3.1.0.7 | |
| squid-cache | squid | 3.1.0.8 | |
| squid-cache | squid | 3.1.0.9 | |
| squid-cache | squid | 3.1.0.10 | |
| squid-cache | squid | 3.1.0.11 | |
| squid-cache | squid | 3.1.0.12 | |
| squid-cache | squid | 3.1.0.13 | |
| squid-cache | squid | 3.1.0.14 | |
| squid-cache | squid | 3.1.0.15 | |
| squid-cache | squid | 3.1.0.16 | |
| squid-cache | squid | 3.1.0.17 | |
| squid-cache | squid | 3.1.0.18 | |
| squid-cache | squid | 3.1.1 | |
| squid-cache | squid | 3.1.2 | |
| squid-cache | squid | 3.1.3 | |
| squid-cache | squid | 3.1.4 | |
| squid-cache | squid | 3.1.5 | |
| squid-cache | squid | 3.1.5.1 | |
| squid-cache | squid | 3.1.6 | |
| squid-cache | squid | 3.1.7 | |
| squid-cache | squid | 3.1.8 | |
| squid-cache | squid | 3.1.9 | |
| squid-cache | squid | 3.1.10 | |
| squid-cache | squid | 3.1.11 | |
| squid-cache | squid | 3.1.12 | |
| squid-cache | squid | 3.1.13 | |
| squid-cache | squid | 3.1.14 | |
| squid-cache | squid | 3.1.15 | |
| squid-cache | squid | 3.2.0.1 | |
| squid-cache | squid | 3.2.0.2 | |
| squid-cache | squid | 3.2.0.3 | |
| squid-cache | squid | 3.2.0.4 | |
| squid-cache | squid | 3.2.0.5 | |
| squid-cache | squid | 3.2.0.6 | |
| squid-cache | squid | 3.2.0.7 | |
| squid-cache | squid | 3.2.0.8 | |
| squid-cache | squid | 3.2.0.9 | |
| squid-cache | squid | 3.2.0.10 | |
| squid-cache | squid | 3.2.0.11 | |
| squid-cache | squid | 3.2.0.12 | |
| squid-cache | squid | 3.2.0.13 | |
| squid-cache | squid | 3.2.0.14 | |
| squid-cache | squid | 3.2.0.15 | |
| squid-cache | squid | 3.2.0.16 | |
| squid-cache | squid | 3.2.0.17 | |
| squid-cache | squid | 3.2.0.18 | |
| squid-cache | squid | 3.2.0.19 | |
| squid-cache | squid | 3.2.1 | |
| squid-cache | squid | 3.2.2 | |
| squid-cache | squid | 3.2.3 | |
| squid-cache | squid | 3.2.4 | |
| squid-cache | squid | 3.2.5 | |
| squid-cache | squid | 3.2.6 | |
| squid-cache | squid | 3.2.7 | |
| squid-cache | squid | 3.2.8 | |
| squid-cache | squid | 3.2.9 | |
| squid-cache | squid | 3.2.10 | |
| squid-cache | squid | 3.2.11 | |
| squid-cache | squid | 3.2.12 | |
| squid-cache | squid | 3.2.13 | |
| squid-cache | squid | 3.3.0 | |
| squid-cache | squid | 3.3.0.2 | |
| squid-cache | squid | 3.3.0.3 | |
| squid-cache | squid | 3.3.1 | |
| squid-cache | squid | 3.3.2 | |
| squid-cache | squid | 3.3.3 | |
| squid-cache | squid | 3.3.4 | |
| squid-cache | squid | 3.3.5 | |
| squid-cache | squid | 3.3.6 | |
| squid-cache | squid | 3.3.7 | |
| squid-cache | squid | 3.3.8 | |
| squid-cache | squid | 3.3.9 | |
| squid-cache | squid | 3.3.10 | |
| squid-cache | squid | 3.3.11 | |
| squid-cache | squid | 3.3.12 | |
| squid-cache | squid | 3.3.13 | |
| squid-cache | squid | 3.4.0.1 | |
| squid-cache | squid | 3.4.0.2 | |
| squid-cache | squid | 3.4.0.3 | |
| squid-cache | squid | 3.4.1 | |
| squid-cache | squid | 3.4.2 | |
| squid-cache | squid | 3.4.3 | |
| squid-cache | squid | 3.4.4 | |
| squid-cache | squid | 3.4.8 | |
| squid-cache | squid | 3.4.9 | |
| squid-cache | squid | 3.4.10 | |
| squid-cache | squid | 3.4.11 | |
| squid-cache | squid | 3.4.12 | |
| squid-cache | squid | 3.4.13 | |
| squid-cache | squid | 3.5.0.1 | |
| squid-cache | squid | 3.5.0.2 | |
| squid-cache | squid | 3.5.0.3 | |
| squid-cache | squid | 3.5.0.4 | |
| squid-cache | squid | 3.5.1 | |
| squid-cache | squid | 4.0.1 | |
| squid-cache | squid | 4.0.2 | |
| squid-cache | squid | 4.0.3 | |
| squid-cache | squid | 4.0.4 | |
| squid-cache | squid | 4.0.5 | |
| squid-cache | squid | 4.0.6 | |
References
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00010.html
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00040.html
- http://lists.opensuse.org/opensuse-updates/2016-08/msg00069.html
- http://rhn.redhat.com/errata/RHSA-2016-2600.html
- http://www.openwall.com/lists/oss-security/2016/02/26/2
- http://www.securitytracker.com/id/1035101
- http://www.squid-cache.org/Advisories/SQUID-2016_2.txt
- http://www.squid-cache.org/Versions/v3/3.5/changesets/squid-3.5-13993.patch
- http://www.squid-cache.org/Versions/v4/changesets/squid-4-14549.patch
- https://security.gentoo.org/glsa/201607-01
- https://usn.ubuntu.com/3557-1/
- https://security-tracker.debian.org/tracker/CVE-2016-2570
CWEs
CWE-20
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.