Unrated severityNVD Advisory· Published Jun 30, 2020· Updated Aug 4, 2024
CVE-2020-15049
CVE-2020-15049
Description
An issue was discovered in http/ContentLengthInterpreter.cc in Squid before 4.12 and 5.x before 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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
32- Squid/Squiddescription
- osv-coords30 versionspkg:rpm/almalinux/libecappkg:rpm/almalinux/libecap-develpkg:rpm/opensuse/squid&distro=openSUSE%20Leap%2015.1pkg:rpm/opensuse/squid&distro=openSUSE%20Leap%2015.2pkg:rpm/opensuse/squid&distro=openSUSE%20Tumbleweedpkg:rpm/suse/squid3&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3pkg:rpm/suse/squid3&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4-LTSSpkg:rpm/suse/squid&distro=HPE%20Helion%20OpenStack%208pkg:rpm/suse/squid&distro=SUSE%20Enterprise%20Storage%205pkg:rpm/suse/squid&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-ESPOSpkg:rpm/suse/squid&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-LTSSpkg:rpm/suse/squid&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP1pkg:rpm/suse/squid&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP2pkg:rpm/suse/squid&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCLpkg:rpm/suse/squid&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-LTSSpkg:rpm/suse/squid&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-BCLpkg:rpm/suse/squid&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-LTSSpkg:rpm/suse/squid&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP4-LTSSpkg:rpm/suse/squid&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/squid&distro=SUSE%20Linux%20Enterprise%20Server%2015-LTSSpkg:rpm/suse/squid&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP2pkg:rpm/suse/squid&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3pkg:rpm/suse/squid&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP4pkg:rpm/suse/squid&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/squid&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015pkg:rpm/suse/squid&distro=SUSE%20OpenStack%20Cloud%207pkg:rpm/suse/squid&distro=SUSE%20OpenStack%20Cloud%208pkg:rpm/suse/squid&distro=SUSE%20OpenStack%20Cloud%209pkg:rpm/suse/squid&distro=SUSE%20OpenStack%20Cloud%20Crowbar%208pkg:rpm/suse/squid&distro=SUSE%20OpenStack%20Cloud%20Crowbar%209
< 1.0.1-2.module_el8.6.0+2741+01592ae8+ 29 more
- (no CPE)range: < 1.0.1-2.module_el8.6.0+2741+01592ae8
- (no CPE)range: < 1.0.1-2.module_el8.6.0+2741+01592ae8
- (no CPE)range: < 4.13-lp151.2.24.1
- (no CPE)range: < 4.13-lp152.2.6.1
- (no CPE)range: < 4.16-1.5
- (no CPE)range: < 3.1.23-8.16.37.12.1
- (no CPE)range: < 3.1.23-8.16.37.12.1
- (no CPE)range: < 3.5.21-26.29.1
- (no CPE)range: < 3.5.21-26.29.1
- (no CPE)range: < 4.13-5.23.1
- (no CPE)range: < 4.13-5.23.1
- (no CPE)range: < 4.13-5.23.1
- (no CPE)range: < 4.13-5.23.1
- (no CPE)range: < 3.5.21-26.29.1
- (no CPE)range: < 3.5.21-26.29.1
- (no CPE)range: < 3.5.21-26.29.1
- (no CPE)range: < 3.5.21-26.29.1
- (no CPE)range: < 3.5.21-26.29.1
- (no CPE)range: < 4.13-4.15.1
- (no CPE)range: < 4.13-5.23.1
- (no CPE)range: < 3.5.21-26.29.1
- (no CPE)range: < 3.5.21-26.29.1
- (no CPE)range: < 3.5.21-26.29.1
- (no CPE)range: < 4.13-4.15.1
- (no CPE)range: < 4.13-5.23.1
- (no CPE)range: < 3.5.21-26.29.1
- (no CPE)range: < 3.5.21-26.29.1
- (no CPE)range: < 3.5.21-26.29.1
- (no CPE)range: < 3.5.21-26.29.1
- (no CPE)range: < 3.5.21-26.29.1
Patches
Vulnerability mechanics
No source-code context for this CVE — mechanics is only generated when we can read the actual fix diff. Without that, the four sections (root cause, attack vector, affected code, fix) would be speculation rather than analysis.
References
10- lists.opensuse.org/opensuse-security-announce/2020-09/msg00012.htmlmitrevendor-advisoryx_refsource_SUSE
- lists.opensuse.org/opensuse-security-announce/2020-09/msg00017.htmlmitrevendor-advisoryx_refsource_SUSE
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3RG5FGSTCAYVIJPJHIY3MRZ7NFT6HDO7/mitrevendor-advisoryx_refsource_FEDORA
- usn.ubuntu.com/4551-1/mitrevendor-advisoryx_refsource_UBUNTU
- www.debian.org/security/2020/dsa-4732mitrevendor-advisoryx_refsource_DEBIAN
- www.squid-cache.org/Versions/v4/changesets/squid-4-ea12a34d338b962707d5078d6d1fc7c6eb119a22.patchmitrex_refsource_MISC
- www.squid-cache.org/Versions/v5/changesets/squid-5-485c9a7bb1bba88754e07ad0094647ea57a6eb8d.patchmitrex_refsource_MISC
- github.com/squid-cache/squid/security/advisories/GHSA-qf3v-rc95-96j5mitrex_refsource_CONFIRM
- lists.debian.org/debian-lts-announce/2020/10/msg00005.htmlmitremailing-listx_refsource_MLIST
- security.netapp.com/advisory/ntap-20210312-0001/mitrex_refsource_CONFIRM
News mentions
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