Symantec Norton Security prior to 22.16.3, SEP (Windows client) prior to and including 12.1 RU6 MP9, and prior to 14.2 RU1, SEP SBE prior to
Symantec Norton Security prior to 22.16.3, SEP (Windows client) prior to and including 12.1 RU6 MP9, and prior to 14.2 RU1, SEP SBE prior to Cloud Agent 3.00.31.2817, NIS-22.15.2.22, SEP-12.1.7484.7002 and SEP Cloud prior to 22.16.3 may be susceptible to a kernel memory disclosure, which is a type of issue where a specially crafted IRP request can cause the driver to return uninitialized memory.
- Published
- Apr 25, 2019
- Updated
- Jun 16, 2026
- EPSS
- 0.4% · 30th percentile
- CWE
- CWE-908
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Report tools
Action score
26
Monitor
Low priority for now.
- CVSS
- 26 / 40 · 6.5 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 0 / 30 · 0.4%
Affected systems
| Vendor | Product | CPE |
|---|---|---|
| symantec | endpoint protection | cpe:2.3:a:symantec:endpoint_protection |
| symantec | endpoint protection cloud | cpe:2.3:a:symantec:endpoint_protection_cloud |
| symantec | endpoint protection cloud agent | cpe:2.3:a:symantec:endpoint_protection_cloud_agent |
| symantec | norton security | cpe:2.3:a:symantec:norton_security |
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- symantec endpoint protection11.0
- symantec endpoint protection12.1
- symantec endpoint protection14
- symantec endpoint protection14.0.0
- symantec endpoint protection14.0.1
- symantec endpoint protection14.2
- symantec endpoint protectionnis-22.15.2.22
- symantec endpoint protectionsep-12.1.7484.7002
- symantec endpoint protection cloudbefore 22.16.3
- symantec endpoint protection cloud agentbefore 3.00.31.2817
- symantec norton securitybefore 22.16.3
Versions reported by the vendor
Affected version ranges reported by the assigning authority (symantec). Independent of NVD's CPE analysis and usually ahead of it.
Symantec Corporation Norton Security
- Prior to 22.16.3affected
Symantec Corporation SEP (Windows client)
- Prior to and including 12.1 RU6 MP9, Prior to 14.2 RU1affected
Symantec Corporation SEP Cloud
- Prior to 22.16.3affected
Symantec Corporation SEP SBE
- Prior to Cloud Agent 3.00.31.2817, NIS-22.15.2.22, SEP-12.1.7484.7002affected
Same product
symantec: all recordsOther highest-scoring records for the same primary product.
- CVE-2012-0295The Manager service in the management console in Symantec Endpoint Protection (SEP) 12.1 before 12.1 RU1-MP1 allows remote attackers to cond38Monitor
- CVE-2018-5237Symantec Endpoint Protection prior to 14 RU1 MP1 or 12.1 RU6 MP10 could be susceptible to a privilege escalation vulnerability, which is a t36Monitor
- CVE-2018-18369Norton Security (Windows client) prior to 22.16.3 and SEP SBE (Windows client) prior to Cloud Agent 3.00.31.2817, NIS-22.15.2.22 & SEP-12.1.32Monitor
- CVE-2010-0114fw_charts.php in the reporting module in the Manager (aka SEPM) component in Symantec Endpoint Protection (SEP) 11.x before 11 RU6 MP2 allow32Monitor
- CVE-2020-5837Symantec Endpoint Protection, prior to 14.3, may not respect file permissions when writing to log files that are replaced by symbolic links,31Monitor
- CVE-2020-5836Symantec Endpoint Protection, prior to 14.3, can potentially reset the ACLs on a file as a limited user while Symantec Endpoint Protection's31Monitor
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
No fix version is recorded for this entry. Check the references for vendor advisories.
Exploit status
No known public exploit
No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
No dated events beyond publication.
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Patch and commit links
Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.
No commit or PR link among the references.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
No credits in the CNA record.
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
No nightly-computed relations.
Chain candidates
An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.
—
Bug bounty scope
No known public program.
Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).
Technical details
Attack conditions
- Someone with local access to the system can trigger it.
- A low-privileged account is enough.
- No user action is required.
- No special conditions are required; it is repeatable.
If successful
- Confidentiality
- high · data can be read
- Integrity
- none
- Availability
- none
Impact can extend beyond the vulnerable component (scope changes).
- Attack vector
- Local
- Attack complexity
- Low
- Privileges required
- Low
- User interaction
- None
- Scope
- Changed
- Confidentiality impact
- High
- Integrity impact
- None
- Availability impact
- None
Weakness class (CWE)
CWE-908 · Use of Uninitialized ResourceCVSS vector
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
nvd-primary
Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
MITRE has no CAPEC/ATT&CK mapping for this CWE.
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for helpChange log
No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.
References
Vendor advisories and official records. Exploit/PoC links are deliberately left out.