Medium severity · published Dec 11, 2019
CVE-2019-18378
Symantec Messaging Gateway, prior to 10.7.3, may be susceptible to a cross-site scripting (XSS) exploit, which is a type of issue that can enable attackers to inject client-side…
4.8
CVSS
0.7%
EPSS
No
On KEV
Description
Symantec Messaging Gateway, prior to 10.7.3, may be susceptible to a cross-site scripting (XSS) exploit, which is a type of issue that can enable attackers to inject client-side scripts into web pages viewed by other users. A cross-site scripting vulnerability may be used by attackers to potentially bypass access controls such as the same-origin policy.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 54% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MG
Messaging Gateway · Symantec
before 10.7.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-18378
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-18378
Vendor Advisory
https://support.symantec.com/us/en/article.SYMSA1501.html
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