CVE-2021-35209
- Source
- https://cve.org/CVERecord?id=CVE-2021-35209
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-35209.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2021-35209
- Published
- 2021-07-02T19:15:08Z
- Modified
- 2026-10-24T10:30:55Z
- Severity
-
- 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
- Summary
- [none]
- Details
-
An issue was discovered in ProxyServlet.java in the /proxy servlet in Zimbra Collaboration Suite 8.8 before 8.8.15 Patch 23 and 9.x before 9.0.0 Patch 16. The value of the X-Host header overwrites the value of the Host header in proxied requests. The value of X-Host header is not checked against the whitelist of hosts Zimbra is allowed to proxy to (the zimbraProxyAllowedDomains setting).
- Database specific
{ "unresolved_ranges": [ { "cpes": [ "cpe:2.3:a:zimbra:collaboration:8.8.15:p10:*:*:*:*:*:*", "cpe:2.3:a:zimbra:collaboration:8.8.15:p12:*:*:*:*:*:*", "cpe:2.3:a:zimbra:collaboration:8.8.15:p13:*:*:*:*:*:*", "cpe:2.3:a:zimbra:collaboration:8.8.15:p14:*:*:*:*:*:*", "cpe:2.3:a:zimbra:collaboration:8.8.15:p15:*:*:*:*:*:*", "cpe:2.3:a:zimbra:collaboration:8.8.15:p16:*:*:*:*:*:*", "cpe:2.3:a:zimbra:collaboration:8.8.15:p17:*:*:*:*:*:*", "cpe:2.3:a:zimbra:collaboration:8.8.15:p18:*:*:*:*:*:*", "cpe:2.3:a:zimbra:collaboration:8.8.15:p19:*:*:*:*:*:*", "cpe:2.3:a:zimbra:collaboration:8.8.15:p2:*:*:*:*:*:*", "cpe:2.3:a:zimbra:collaboration:8.8.15:p4:*:*:*:*:*:*", "cpe:2.3:a:zimbra:collaboration:8.8.15:p6:*:*:*:*:*:*", "cpe:2.3:a:zimbra:collaboration:8.8.15:p7:*:*:*:*:*:*", "cpe:2.3:a:zimbra:collaboration:8.8.15:p8:*:*:*:*:*:*", "cpe:2.3:a:zimbra:collaboration:8.8.15:p9:*:*:*:*:*:*", "cpe:2.3:a:zimbra:collaboration:9.0.0:p10:*:*:*:*:*:*", "cpe:2.3:a:zimbra:collaboration:9.0.0:p11:*:*:*:*:*:*", "cpe:2.3:a:zimbra:collaboration:9.0.0:p12:*:*:*:*:*:*", "cpe:2.3:a:zimbra:collaboration:9.0.0:p2:*:*:*:*:*:*", "cpe:2.3:a:zimbra:collaboration:9.0.0:p3:*:*:*:*:*:*", "cpe:2.3:a:zimbra:collaboration:9.0.0:p5:*:*:*:*:*:*", "cpe:2.3:a:zimbra:collaboration:9.0.0:p6:*:*:*:*:*:*", "cpe:2.3:a:zimbra:collaboration:9.0.0:p8:*:*:*:*:*:*", "cpe:2.3:a:zimbra:collaboration:9.0.0:p9:*:*:*:*:*:*" ], "extracted_events": [ { "range": [ { "introduced": "8.8.15-p10" }, { "last_affected": "8.8.15-p10" }, { "introduced": "8.8.15-p12" }, { "last_affected": "8.8.15-p12" }, { "introduced": "8.8.15-p13" }, { "last_affected": "8.8.15-p13" }, { "introduced": "8.8.15-p14" }, { "last_affected": "8.8.15-p14" }, { "introduced": "8.8.15-p15" }, { "last_affected": "8.8.15-p15" }, { "introduced": "8.8.15-p16" }, { "last_affected": "8.8.15-p16" }, { "introduced": "8.8.15-p17" }, { "last_affected": "8.8.15-p17" }, { "introduced": "8.8.15-p18" }, { "last_affected": "8.8.15-p18" }, { "introduced": "8.8.15-p19" }, { "last_affected": "8.8.15-p19" }, { "introduced": "8.8.15-p2" }, { "last_affected": "8.8.15-p2" }, { "introduced": "8.8.15-p4" }, { "last_affected": "8.8.15-p4" }, { "introduced": "8.8.15-p6" }, { "last_affected": "8.8.15-p6" }, { "introduced": "8.8.15-p7" }, { "last_affected": "8.8.15-p7" }, { "introduced": "8.8.15-p8" }, { "last_affected": "8.8.15-p8" }, { "introduced": "8.8.15-p9" }, { "last_affected": "8.8.15-p9" }, { "introduced": "9.0.0-p10" }, { "last_affected": "9.0.0-p10" }, { "introduced": "9.0.0-p11" }, { "last_affected": "9.0.0-p11" }, { "introduced": "9.0.0-p12" }, { "last_affected": "9.0.0-p12" }, { "introduced": "9.0.0-p2" }, { "last_affected": "9.0.0-p2" }, { "introduced": "9.0.0-p3" }, { "last_affected": "9.0.0-p3" }, { "introduced": "9.0.0-p5" }, { "last_affected": "9.0.0-p5" }, { "introduced": "9.0.0-p6" }, { "last_affected": "9.0.0-p6" }, { "introduced": "9.0.0-p8" }, { "last_affected": "9.0.0-p8" }, { "introduced": "9.0.0-p9" }, { "last_affected": "9.0.0-p9" } ], "source": "CPE_STRING" } ], "vendor_product": "zimbra:collaboration" } ] }- References
Affected packages
Git / github.com/zimbra/zm-build
Affected ranges
- Type
- GIT
- Repo
- https://github.com/zimbra/zm-build
- Events
-
Introduced0 Unknown introduced commit / All previous commits are affectedFixedIntroducedLast Affected
- Database specific
-
Show details
{ "extracted_events": [ { "cpe": "cpe:2.3:a:zimbra:collaboration:*:*:*:*:*:*:*:*", "range": [ { "introduced": "8.8" }, { "fixed": "8.8.15" } ], "source": "CPE_RANGE" }, { "cpe": "cpe:2.3:a:zimbra:collaboration:8.8.15:-:*:*:*:*:*:*", "range": [ { "introduced": "8.8.15-NA" }, { "last_affected": "8.8.15-NA" } ], "source": "CPE_STRING" }, { "cpe": "cpe:2.3:a:zimbra:collaboration:8.8.15:p1:*:*:*:*:*:*", "range": [ { "introduced": "8.8.15-p1" }, { "last_affected": "8.8.15-p1" } ], "source": "CPE_STRING" }, { "cpe": "cpe:2.3:a:zimbra:collaboration:8.8.15:p11:*:*:*:*:*:*", "range": [ { "introduced": "8.8.15-p11" }, { "last_affected": "8.8.15-p11" } ], "source": "CPE_STRING" }, { "cpe": "cpe:2.3:a:zimbra:collaboration:8.8.15:p3:*:*:*:*:*:*", "range": [ { "introduced": "8.8.15-p3" }, { "last_affected": "8.8.15-p3" } ], "source": "CPE_STRING" }, { "cpe": "cpe:2.3:a:zimbra:collaboration:8.8.15:p5:*:*:*:*:*:*", "range": [ { "introduced": "8.8.15-p5" }, { "last_affected": "8.8.15-p5" } ], "source": "CPE_STRING" }, { "cpe": "cpe:2.3:a:zimbra:collaboration:9.0.0:-:*:*:*:*:*:*", "range": [ { "introduced": "9.0.0-NA" }, { "last_affected": "9.0.0-NA" } ], "source": "CPE_STRING" }, { "cpe": "cpe:2.3:a:zimbra:collaboration:9.0.0:p1:*:*:*:*:*:*", "range": [ { "introduced": "9.0.0-p1" }, { "last_affected": "9.0.0-p1" } ], "source": "CPE_STRING" }, { "cpe": "cpe:2.3:a:zimbra:collaboration:9.0.0:p4:*:*:*:*:*:*", "range": [ { "introduced": "9.0.0-p4" }, { "last_affected": "9.0.0-p4" } ], "source": "CPE_STRING" }, { "cpe": "cpe:2.3:a:zimbra:collaboration:9.0.0:p7:*:*:*:*:*:*", "range": [ { "introduced": "9.0.0-p7" }, { "last_affected": "9.0.0-p7" } ], "source": "CPE_STRING" } ] }