MEDIUM
CVE-2019-12758
CWE-427Published: November 15, 2019· Updated: Jun 17, 2026
6.7
CVSS v3.1
Official Description
Symantec Endpoint Protection, prior to 14.2 RU2, may be susceptible to an unsigned code execution vulnerability, which may allow an individual to execute code without a resident proper digital signature.
Technical Analysis
CVE-2019-12758 requires local access, meaning attackers must already have a foothold on the target system.
Exploitation requires high privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 6.7.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.High
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Affected Vendors & Products
symantec1 product(s)
endpoint protection
Source: NVD CPE · 2 total CPE entries
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.
Official Patches & Advisories
All References (4)
→
https://safebreach.com/Post/Symantec-Endpoint-Protection-Self-Defense-Bypass-and-Potential-Usages-CVE-2019-12758Exploit · Third Party Advisory
→
https://support.symantec.com/us/en/article.SYMSA1488.htmlVendor Advisory
→
https://safebreach.com/Post/Symantec-Endpoint-Protection-Self-Defense-Bypass-and-Potential-Usages-CVE-2019-12758Exploit · Third Party Advisory
→
https://support.symantec.com/us/en/article.SYMSA1488.htmlVendor Advisory
Quick Facts
CVE IDCVE-2019-12758
CVSS Score6.7 / 10
SeverityMEDIUM
WeaknessCWE-427
CISA KEVNo
Affected1 vendor(s)
PublishedNov 15, 2019
Related CVEs (CWE-427)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2019-12758 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.