How severe is CVE-2017-13683?

CVE-2017-13683 has a CVSS 3.x base score of 5.7, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2017-13683 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-13683?

CVE-2017-13683 primarily affects Symantec Endpoint Encryption. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2017-13683?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2017-13683 published?

CVE-2017-13683 was published on 2017-10-23 and last updated on 2026-06-17.

CVE-2017-13683

CVE-2017-13683 is a medium-severity vulnerability in Symantec Endpoint Encryption with a CVSS 3.x base score of 5.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-772.

Key facts

Severity: Medium (CVSS 3.x base score 5.7)
CVSS v2: 2.3
EPSS exploit prediction: 0% (20th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-772
Affected product: Symantec Endpoint Encryption
Published: 2017-10-23
Last modified: 2026-06-17

Description

In Symantec Endpoint Encryption before SEE 11.1.3HF3, a kernel memory leak is a type of resource leak that can occur when a computer program incorrectly manages memory allocations in such a way that memory which is no longer needed is not released. In object-oriented programming, a memory leak may happen when an object is stored in memory but cannot be accessed by the running code.

Frequently asked questions

What is CVE-2017-13683?: In Symantec Endpoint Encryption before SEE 11.1.3HF3, a kernel memory leak is a type of resource leak that can occur when a computer program incorrectly manages memory allocations in such a way that memory which is no longer needed is not released. In object-oriented programming, a memory leak may happen when an object is stored in memory but cannot be accessed by the running code.
How severe is CVE-2017-13683?: CVE-2017-13683 has a CVSS 3.x base score of 5.7, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2017-13683 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-13683?: CVE-2017-13683 primarily affects Symantec Endpoint Encryption. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2017-13683?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-13683 published?: CVE-2017-13683 was published on 2017-10-23 and last updated on 2026-06-17.

References

Affected products (4)

cpe:2.3:a:symantec:endpoint_encryption:11.0.0:*:*:*:*:*:*:*
cpe:2.3:a:symantec:endpoint_encryption:11.1.0:*:*:*:*:*:*:*
cpe:2.3:a:symantec:endpoint_encryption:11.1.1:*:*:*:*:*:*:*
cpe:2.3:a:symantec:endpoint_encryption:11.1.2:*:*:*:*:*:*:*

More vulnerabilities in Symantec Endpoint Encryption

CVE-2016-6590 — High (CVSS 7.8): A privilege escalation vulnerability exists when loading DLLs during boot up and reboot in Symantec IT Management Suite…
CVE-2019-9703 — High (CVSS 7.8): Symantec Endpoint Encryption, prior to SEE 11.3.0, may be susceptible to a privilege escalation vulnerability, which is…
CVE-2019-9702 — High (CVSS 7.8): Symantec Endpoint Encryption, prior to SEE 11.3.0, may be susceptible to a privilege escalation vulnerability, which is…
CVE-2019-9694 — High (CVSS 7.8): Symantec Endpoint Encryption prior to SEE 11.2.1 MP1 may be susceptible to a Privilege Escalation vulnerability, which…
CVE-2015-8156 — High (CVSS 7.8): Unquoted Windows search path vulnerability in EEDService in Symantec Endpoint Encryption (SEE) 11.x before 11.1.1…
CVE-2017-15526 — Medium (CVSS 6.8): Prior to SEE v11.1.3MP1, Symantec Endpoint Encryption can be susceptible to a null pointer de-reference issue, which…

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Other CWE-772 vulnerabilities

CVE-2020-12134 — Critical (CVSS 9.8): Nanometrics Centaur through 4.3.23 and TitanSMA through 4.2.20 mishandle access control for the syslog log.
CVE-2017-15032 — Critical (CVSS 9.8): ImageMagick version 7.0.7-2 contains a memory leak in ReadYCBCRImage in coders/ycbcr.c.
CVE-2017-14138 — Critical (CVSS 9.8): ImageMagick 7.0.6-5 has a memory leak vulnerability in ReadWEBPImage in coders/webp.c because memory is not freed in…
CVE-2017-11641 — Critical (CVSS 9.8): GraphicsMagick 1.3.26 has a Memory Leak in the PersistCache function in magick/pixel_cache.c during writing of Magick…
CVE-2020-14339 — High (CVSS 8.8): A flaw was found in libvirt, where it leaked a file descriptor for `/dev/mapper/control` into the QEMU process. This…
CVE-2018-19760 — High (CVSS 8.8): cfg_init in confuse.c in libConfuse 3.2.2 has a memory leak.

Browse all CWE-772 vulnerabilities →