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Fencer Intel
medium 6.5

CVE-2016-5312 json

Directory traversal vulnerability in the charting component in Symantec Messaging Gateway before 10.6.2 allows remote authenticated users t…

published 2017-04-14 9 y ago modified 2026-06-17 4 mo ago also EUVD-2016-6263

cvss
6.5
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
54.0%
EPSS 54.0% chance of exploitation in 30 days, percentile 99%
public exploits
1
Exploit-DB

Summary

Directory traversal vulnerability in the charting component in Symantec Messaging Gateway before 10.6.2 allows remote authenticated users to read arbitrary files via a .. (dot dot) in the sn parameter to brightmail/servlet/com.ve.kavachart.servlet.ChartStream.

Timeline

  1. First public exploit (EDB-40437)
  2. Published

Exploit prediction

53.98% chance of exploitation in the next 30 days, higher than 99% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-40437 Symantec Messaging Gateway 10.6.1 - Directory Traversal webapps, 2016-09-28
  • packetstormsecurity.com http://packetstormsecurity.com/files/138891/Symantec-Messaging-Gateway-10.6.1-Directory-Traversal.html referenced PoC, tagged "exploit" by a source, unverified
  • seclists.org http://seclists.org/fulldisclosure/2016/Sep/71 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.0 6.5 CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
NVD 2.0 4.0 AV:N/AC:L/Au:S/C:P/I:N/A:N

Classification

Weakness
  • CWE-22 Improper Limitation of a Pathname to a Restricted Directory

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.