CVE-2020-7796
CRITICALCVSS 9.8/10Actively ExploitedEPSS 85.42%
Last modified
CVE-2020-7796 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Zimbra Collaboration Suite (ZCS) before 8.8.15 Patch 7 allows SSRF when WebEx zimlet is installed and zimlet JSP is enabled.. CISA has confirmed active exploitation in the wild. EPSS estimates a 85.42% chance of exploitation in the next 30 days.
Description
Zimbra Collaboration Suite (ZCS) before 8.8.15 Patch 7 allows SSRF when WebEx zimlet is installed and zimlet JSP is enabled.
Metrics
Exploitation Status
This vulnerability is listed in CISA’s Known Exploited Vulnerabilities catalog, confirming active exploitation in the wild. Federal agencies must remediate by .
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Synacor | Zimbra Collaboration Suite | < 8.8.15 |
| Synacor | Zimbra Collaboration Suite | 8.8.15 |
References
- https://wiki.zimbra.com/wiki/Zimbra_Releases/8.8.15/P7Release Notes, Vendor Advisory
- https://wiki.zimbra.com/wiki/Zimbra_Releases/8.8.15/P7Release Notes, Vendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-7796US Government Resource
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2020-7796?
Zimbra Collaboration Suite (ZCS) before 8.8.15 Patch 7 allows SSRF when WebEx zimlet is installed and zimlet JSP is enabled.
How severe is CVE-2020-7796?
CVE-2020-7796 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 85.42% probability of exploitation in the next 30 days. This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog.
How do I fix CVE-2020-7796?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
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Are you affected by CVE-2020-7796?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST