CVE-2020-8449 · threatengine.sh

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CVE

CVE-2020-8449

An issue was discovered in Squid before 4.10. Due to incorrect input validation, it can interpret crafted HTTP requests

An issue was discovered in Squid before 4.10. Due to incorrect input validation, it can interpret crafted HTTP requests in unexpected ways to access server resources prohibited by earlier security filters.

HIGH · CVSS 7.5 EPSS 0.03964

Schedule remediation

CVSS base score ≥ 7.0

Sigma rules0 YARA rules0

⬡

Weakness Classification

CWE-668Exposure of Resource to Wrong Sphere

▤

Affected Products & Versions

5

squid-cache squid< 4.10
debian linuxall versions
canonical ubuntu linuxall versions
opensuse leapall versions
fedoraproject fedoraall versions

▣

Scoring & Timeline

7.5

HIGH · CVSS v3.1 · 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 NVD04 Feb 2020 · 08:15 PM

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

⚑

Vendor Advisories

10

suse-csafopenSUSE-SU-2024:11403-1
suse-csafSUSE-SU-2020:14460-1
rhsaRHSA-2020:4082Important
rhsaRHSA-2020:4743Moderate
suse-csafopenSUSE-SU-2020:0606-1
Show all 10 vendor advisoriessuse-csafSUSE-SU-2020:0661-1
suse-csafopenSUSE-SU-2020:0307-1
suse-csafSUSE-SU-2020:0487-1
suse-csafSUSE-SU-2020:0493-1
usnUSN-4289-1

🔗

References & Sources

15

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/2020-03/msg00012.htmlMailing ListThird Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00010.htmlMailing ListThird Party Advisory

http://www.squid-cache.org/Advisories/SQUID-2020_1.txtPatchVendor Advisory

http://www.squid-cache.org/Versions/v3/3.5/changesets/SQUID-2020_1.patchPatchVendor Advisory

http://www.squid-cache.org/Versions/v3/3.5/changesets/squid-3.5-8e657e835965c3a011375feaa0359921c5b3e2dd.patchPatchVendor Advisory

http://www.squid-cache.org/Versions/v4/changesets/SQUID-2020_1.patchPatchVendor Advisory

Show all 15 references

http://www.squid-cache.org/Versions/v4/changesets/squid-4-b3a0719affab099c684f1cd62b79ab02816fa962.patchPatchVendor Advisory

http://www.squid-cache.org/Versions/v4/changesets/squid-4-d8e4715992d0e530871519549add5519cbac0598.patchPatchVendor Advisory

https://lists.debian.org/debian-lts-announce/2020/07/msg00009.htmlMailing ListThird Party Advisory

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/G6W2IQ7QV2OGREFFUBNVZIDD3RJBDE4R/

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TSU6SPANL27AGK5PCGBJOKG4LUWA555J/

https://security.gentoo.org/glsa/202003-34Third Party Advisory

https://security.netapp.com/advisory/ntap-20210304-0002/Third Party Advisory

https://usn.ubuntu.com/4289-1/Third Party Advisory

https://www.debian.org/security/2020/dsa-4682Third Party Advisory

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