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CVE-2020-15049

Published: 30/06/2020 Updated: 07/11/2023
CVSS v2 Base Score: 6.5 | Impact Score: 6.4 | Exploitability Score: 8
CVSS v3 Base Score: 8.8 | Impact Score: 5.9 | Exploitability Score: 2.8
VMScore: 578
Vector: AV:N/AC:L/Au:S/C:P/I:P/A:P
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Vulnerability Summary

An issue exists in http/ContentLengthInterpreter.cc in Squid prior to 4.12 and 5.x prior to 5.0.3. A Request Smuggling and Poisoning attack can succeed against the HTTP cache. The client sends an HTTP request with a Content-Length header containing "+\ "-" or an uncommon shell whitespace character prefix to the length field-value.

Vulnerability Trend

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squid-cache squid 2.7

squid-cache squid

fedoraproject fedora 31

Vendor Advisories

Red Hat: Important: squid security update
Synopsis Important: squid security update Type/Severity Security Advisory: Important Topic An update for squid is now available for Red Hat Enterprise Linux 7Red Hat Product Security has rated this update as having a security impact of Important A Common Vulnerability Scoring System (CVSS) base score, whi ...
Red Hat: Moderate: squid:4 security, bug fix, and enhancement update
Synopsis Moderate: squid:4 security, bug fix, and enhancement update Type/Severity Security Advisory: Moderate Topic An update for the squid:4 module is now available for Red Hat Enterprise Linux 8Red Hat Product Security has rated this update as having a security impact of Moderate A Common Vulnerability ...
Amazon Linux AMI: ALAS-2020-1453
An issue was discovered in Squid before 410 It allows a crafted FTP server to trigger disclosure of sensitive information from heap memory, such as information associated with other users' sessions or non-Squid processes (CVE-2019-12528) An issue was discovered in http/ContentLengthInterpretercc in Squid before 412 and 5x before 503 A Requ ...

References

CWE-444http://www.squid-cache.org/Versions/v4/changesets/squid-4-ea12a34d338b962707d5078d6d1fc7c6eb119a22.patchhttps://github.com/squid-cache/squid/security/advisories/GHSA-qf3v-rc95-96j5http://www.squid-cache.org/Versions/v5/changesets/squid-5-485c9a7bb1bba88754e07ad0094647ea57a6eb8d.patchhttps://www.debian.org/security/2020/dsa-4732http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00012.htmlhttp://lists.opensuse.org/opensuse-security-announce/2020-09/msg00017.htmlhttps://usn.ubuntu.com/4551-1/https://lists.debian.org/debian-lts-announce/2020/10/msg00005.htmlhttps://security.netapp.com/advisory/ntap-20210312-0001/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3RG5FGSTCAYVIJPJHIY3MRZ7NFT6HDO7/https://nvd.nist.govhttps://access.redhat.com/errata/RHSA-2020:4082https://alas.aws.amazon.com/ALAS-2020-1453.html
VMScore
CVSSv2
CVSSv3
VMScore
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