A denial of service (DoS) attack in Symantec Endpoint Encryption before SEE 11.1.3HF2 allows remote attackers to make a particular machine o
A denial of service (DoS) attack in Symantec Endpoint Encryption before SEE 11.1.3HF2 allows remote attackers to make a particular machine or network resource unavailable to its intended users by temporarily or indefinitely disrupting services of a specific host within a network.
- Published
- Oct 10, 2017
- Updated
- Jun 16, 2026
- EPSS
- 0.3% · 20th percentile
- CWE
- —
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Report tools
Action score
16
Monitor
Low priority for now.
- CVSS
- 16 / 40 · 4.2 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 0 / 30 · 0.3%
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for the hundreds of thousands of vulnerabilities in the database; 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 helpAffected systems
| Vendor | Product | CPE |
|---|---|---|
| symantec | endpoint encryption | cpe:2.3:a:symantec:endpoint_encryption |
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- symantec endpoint encryptionup to 11.1.3 inclusive
Same product
symantec: all recordsOther highest-scoring records for the same primary product.
- CVE-2019-9703Symantec Endpoint Encryption, prior to SEE 11.3.0, may be susceptible to a privilege escalation vulnerability, which is a type of issue that31Monitor
- CVE-2019-9702Symantec Endpoint Encryption, prior to SEE 11.3.0, may be susceptible to a privilege escalation vulnerability, which is a type of issue that31Monitor
- CVE-2019-9694Symantec Endpoint Encryption prior to SEE 11.2.1 MP1 may be susceptible to a Privilege Escalation vulnerability, which is a type of issue wh31Monitor
- CVE-2015-8156Unquoted Windows search path vulnerability in EEDService in Symantec Endpoint Encryption (SEE) 11.x before 11.1.1 allows local users to gain31Monitor
- CVE-2017-15526Prior to SEE v11.1.3MP1, Symantec Endpoint Encryption can be susceptible to a null pointer de-reference issue, which can result in a NullPoi27Monitor
- CVE-2017-13683In Symantec Endpoint Encryption before SEE 11.1.3HF3, a kernel memory leak is a type of resource leak that can occur when a computer program22Monitor
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.
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Bug bounty scope
No known public program.
Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).
Technical details
Attack conditions
- Someone on the same network segment can trigger it.
- Administrator privileges are required.
- No user action is required.
- Special conditions such as timing or configuration are required.
If successful
- Confidentiality
- none
- Integrity
- none
- Availability
- high · the service can be disrupted
- Attack vector
- Adjacent
- Attack complexity
- High
- Privileges required
- High
- User interaction
- None
- Scope
- Unchanged
- Confidentiality impact
- None
- Integrity impact
- None
- Availability impact
- High
Weakness class (CWE)
—
CVSS vector
CVSS:3.0/AV:A/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H
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.
Change log
No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.
References
- www.securityfocus.com/bid/101089
- www.symantec.com/security_response/securityupdates/detail.jsp?fid=security_advisory&pvid=security_advisory&year=&suid=20171009_00
Vendor advisories and official records. Exploit/PoC links are deliberately left out.