Zimbra Collaboration Suite (ZCS) 6.0.16 and earlier allows man-in-the-middle attackers to…
Priority LOW 33CWE-287Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Partial · Partial · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-287.
Summary
Zimbra Collaboration Suite (ZCS) 6.0.16 and earlier allows man-in-the-middle attackers to obtain access by sniffing the network and replaying the ZM_AUTH_TOKEN token.
Why it matters now
EPSS 0.01396 72nd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 16
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:synacor:zimbra_collaboration_suite:*:*:*:*:*:*:*:* | up to 6.0.16 | Vulnerable | Synacor |
| cpe:2.3:a:synacor:zimbra_collaboration_suite:6.0.0:*:*:*:*:*:*:* | 6.0.0 | Vulnerable | Synacor |
| cpe:2.3:a:synacor:zimbra_collaboration_suite:6.0.1:*:*:*:*:*:*:* | 6.0.1 | Vulnerable | Synacor |
| cpe:2.3:a:synacor:zimbra_collaboration_suite:6.0.2:*:*:*:*:*:*:* | 6.0.2 | Vulnerable | Synacor |
| cpe:2.3:a:synacor:zimbra_collaboration_suite:6.0.3:*:*:*:*:*:*:* | 6.0.3 | Vulnerable | Synacor |
| cpe:2.3:a:synacor:zimbra_collaboration_suite:6.0.4:*:*:*:*:*:*:* | 6.0.4 | Vulnerable | Synacor |
| cpe:2.3:a:synacor:zimbra_collaboration_suite:6.0.5:*:*:*:*:*:*:* | 6.0.5 | Vulnerable | Synacor |
| cpe:2.3:a:synacor:zimbra_collaboration_suite:6.0.6:*:*:*:*:*:*:* | 6.0.6 | Vulnerable | Synacor |
| cpe:2.3:a:synacor:zimbra_collaboration_suite:6.0.7:*:*:*:*:*:*:* | 6.0.7 | Vulnerable | Synacor |
| cpe:2.3:a:synacor:zimbra_collaboration_suite:6.0.8:*:*:*:*:*:*:* | 6.0.8 | Vulnerable | Synacor |
- cpe:2.3:a:synacor:zimbra_collaboration_suite:*:*:*:*:*:*:*:* Versions up to 6.0.16 Vulnerable ·Synacor
- cpe:2.3:a:synacor:zimbra_collaboration_suite:6.0.0:*:*:*:*:*:*:* Versions 6.0.0 Vulnerable ·Synacor
- cpe:2.3:a:synacor:zimbra_collaboration_suite:6.0.1:*:*:*:*:*:*:* Versions 6.0.1 Vulnerable ·Synacor
- cpe:2.3:a:synacor:zimbra_collaboration_suite:6.0.2:*:*:*:*:*:*:* Versions 6.0.2 Vulnerable ·Synacor
- cpe:2.3:a:synacor:zimbra_collaboration_suite:6.0.3:*:*:*:*:*:*:* Versions 6.0.3 Vulnerable ·Synacor
- cpe:2.3:a:synacor:zimbra_collaboration_suite:6.0.4:*:*:*:*:*:*:* Versions 6.0.4 Vulnerable ·Synacor
- cpe:2.3:a:synacor:zimbra_collaboration_suite:6.0.5:*:*:*:*:*:*:* Versions 6.0.5 Vulnerable ·Synacor
- cpe:2.3:a:synacor:zimbra_collaboration_suite:6.0.6:*:*:*:*:*:*:* Versions 6.0.6 Vulnerable ·Synacor
- cpe:2.3:a:synacor:zimbra_collaboration_suite:6.0.7:*:*:*:*:*:*:* Versions 6.0.7 Vulnerable ·Synacor
- cpe:2.3:a:synacor:zimbra_collaboration_suite:6.0.8:*:*:*:*:*:*:* Versions 6.0.8 Vulnerable ·Synacor
Show 6 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:synacor:zimbra_collaboration_suite:6.0.9:*:*:*:*:*:*:* | 6.0.9 | Vulnerable | Synacor |
| cpe:2.3:a:synacor:zimbra_collaboration_suite:6.0.10:*:*:*:*:*:*:* | 6.0.10 | Vulnerable | Synacor |
| cpe:2.3:a:synacor:zimbra_collaboration_suite:6.0.12:*:*:*:*:*:*:* | 6.0.12 | Vulnerable | Synacor |
| cpe:2.3:a:synacor:zimbra_collaboration_suite:6.0.13:*:*:*:*:*:*:* | 6.0.13 | Vulnerable | Synacor |
| cpe:2.3:a:synacor:zimbra_collaboration_suite:6.0.14:*:*:*:*:*:*:* | 6.0.14 | Vulnerable | Synacor |
| cpe:2.3:a:synacor:zimbra_collaboration_suite:6.0.15:*:*:*:*:*:*:* | 6.0.15 | Vulnerable | Synacor |
- cpe:2.3:a:synacor:zimbra_collaboration_suite:6.0.9:*:*:*:*:*:*:* Versions 6.0.9 Vulnerable ·Synacor
- cpe:2.3:a:synacor:zimbra_collaboration_suite:6.0.10:*:*:*:*:*:*:* Versions 6.0.10 Vulnerable ·Synacor
- cpe:2.3:a:synacor:zimbra_collaboration_suite:6.0.12:*:*:*:*:*:*:* Versions 6.0.12 Vulnerable ·Synacor
- cpe:2.3:a:synacor:zimbra_collaboration_suite:6.0.13:*:*:*:*:*:*:* Versions 6.0.13 Vulnerable ·Synacor
- cpe:2.3:a:synacor:zimbra_collaboration_suite:6.0.14:*:*:*:*:*:*:* Versions 6.0.14 Vulnerable ·Synacor
- cpe:2.3:a:synacor:zimbra_collaboration_suite:6.0.15:*:*:*:*:*:*:* Versions 6.0.15 Vulnerable ·Synacor
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2013-5119
- 2026-10-03 Alias added: GHSA-v5xm-mrqq-93p7
More Synacor Zimbra Collaboration Suite vulnerabilities
- TI-2024-30554 The postjournal service in Zimbra Collaboration (ZCS) before 8.8.15 Patch 46, 9 before… KEVCVSS 3.1CRITICAL 10.0
- TI-2022-19841 An issue was discovered in Zimbra Collaboration (ZCS) 8.8.15 and 9.0. KEVCVSS 3.1CRITICAL 9.8
- TI-2022-17239 Zimbra Collaboration Suite (ZCS) 8.8.15 and 9.0 has mboximport functionality that… KEVCVSS 3.1CRITICAL 9.8
- TI-2022-10792 Zimbra Collaboration (aka ZCS) 8.8.15 and 9.0 allows an unauthenticated attacker to… KEVCVSS 3.1CRITICAL 9.8
- TI-2020-06312 Zimbra Collaboration Suite (ZCS) before 8.8.15 Patch 7 allows SSRF when WebEx zimlet is… KEVCVSS 3.1CRITICAL 9.8
- TI-2019-07076 mailboxd component in Synacor Zimbra Collaboration Suite 8.7.x before 8.7.11p10 has an… KEVCVSS 3.1CRITICAL 9.8
Sources
- CVE-2013-5119 · CVE Program
- CVE-2013-5119 · NVD
- FIRST EPSS
- GHSA-v5xm-mrqq-93p7 · GitHub Advisory Database · CC BY 4.0
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