CVE-2016-4555

Home/CVE/client_side_request.cc in Squid 3.x before 3.5.18 and 4.x before 4.0.10 allows remote servers to cause a denial of servi

CVE

client_side_request.cc in Squid 3.x before 3.5.18 and 4.x before 4.0.10 allows remote servers to cause a denial of servi

client_side_request.cc in Squid 3.x before 3.5.18 and 4.x before 4.0.10 allows remote servers to cause a denial of service (crash) via crafted Edge Side Includes (ESI) responses.

HIGH · CVSS 7.5 EPSS 0.62841

Act now

EPSS ≥ 0.50 - high probability of exploitation in the next 30 days
EPSS percentile: top 2% of all CVEs by exploitation likelihood
Public exploit or PoC is available
CVSS base score ≥ 7.0

Sigma rules0 YARA rules0

⬡

Weakness Classification

CWE-20Improper Input Validation

▤

Affected Products & Versions

squid-cache squidall versions

⚠

Public Exploits & PoCs

pocbugs.squid-cache.org · show_bug.cgi?id=4455bugs.squid-cache.org

▣

Scoring & Timeline

7.5

HIGH · CVSS v3.0 · cve@mitre.org

View on NVD

Attack Vector

Network Adjacent Local Physical

Attack Complexity

Low High

Privileges Required

None Low High

User Interaction

None Required

Scope

Unchanged Changed

Confidentiality

None Low High

Integrity

None Low High

Availability

None Low High

Published to NVD10 May 2016 · 07:59 PM

CVSS VectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

⚑

Vendor Advisories

suse-csafopenSUSE-SU-2024:11403-1
suse-csafSUSE-SU-2016:2089-1
suse-csafSUSE-SU-2016:2008-1
usnUSN-2995-1
rhsaRHSA-2016:1140Moderate
Show all 6 vendor advisoriesrhsaRHSA-2016:1139Moderate

🔗

References & Sources

Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.

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://www.debian.org/security/2016/dsa-3625

http://www.openwall.com/lists/oss-security/2016/05/06/3PatchRelease Notes

http://www.openwall.com/lists/oss-security/2016/05/06/5PatchThird Party Advisory

Show all 13 references

http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.htmlThird Party Advisory

http://www.securitytracker.com/id/1035770Third Party Advisory

http://www.squid-cache.org/Advisories/SQUID-2016_9.txtVendor Advisory

http://www.squid-cache.org/Versions/v3/3.4/changesets/SQUID-2016_9.patchPatch

http://www.squid-cache.org/Versions/v3/3.5/changesets/SQUID-2016_9.patchPatch

http://www.ubuntu.com/usn/USN-2995-1Third Party Advisory

https://security.gentoo.org/glsa/201607-01

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