CVE-2016-4054

Home/CVE/Buffer overflow in Squid 3.x before 3.5.17 and 4.x before 4.0.9 allows remote attackers to execute arbitrary code via cr

CVE

Buffer overflow in Squid 3.x before 3.5.17 and 4.x before 4.0.9 allows remote attackers to execute arbitrary code via cr

Buffer overflow in Squid 3.x before 3.5.17 and 4.x before 4.0.9 allows remote attackers to execute arbitrary code via crafted Edge Side Includes (ESI) responses.

HIGH · CVSS 8.1 EPSS 0.79915

Act now

EPSS ≥ 0.50 - high probability of exploitation in the next 30 days
EPSS percentile: top 1% of all CVEs by exploitation likelihood
CVSS base score ≥ 7.0

Sigma rules0 YARA rules0

⬡

Weakness Classification

CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer

▤

Affected Products & Versions

canonical ubuntu linuxall versions

squid-cache squidall versions

▣

Scoring & Timeline

8.1

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 NVD25 Apr 2016 · 02:59 PM

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

⚑

Vendor Advisories

suse-csafSUSE-SU-2016:2089-1
suse-csafSUSE-SU-2016:2008-1
usnUSN-2995-1
rhsaRHSA-2016:1140Moderate
rhsaRHSA-2016:1139Moderate
Show all 6 vendor advisoriesrhsaRHSA-2016:1138Moderate

🔗

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/2016/04/20/6Release NotesThird Party Advisory

http://www.openwall.com/lists/oss-security/2016/04/20/9Release NotesThird Party Advisory

Show all 12 references

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

http://www.securityfocus.com/bid/86788

http://www.securitytracker.com/id/1035647Third Party AdvisoryVDB Entry

http://www.squid-cache.org/Advisories/SQUID-2016_6.txtVendor Advisory

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

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

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