How severe is CVE-2017-4925?

CVE-2017-4925 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2017-4925 being actively exploited?

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

What products are affected by CVE-2017-4925?

CVE-2017-4925 primarily affects Vmware Esxi. In total, 90 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2017-4925?

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

When was CVE-2017-4925 published?

CVE-2017-4925 was published on 2017-09-15 and last updated on 2026-06-17.

CVE-2017-4925

CVE-2017-4925 is a medium-severity vulnerability in Vmware Esxi with a CVSS 3.x base score of 5.5. 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-476.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 2.1
EPSS exploit prediction: 0% (30th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-476
Affected product: Vmware Esxi
Published: 2017-09-15
Last modified: 2026-06-17

Description

VMware ESXi 6.5 without patch ESXi650-201707101-SG, ESXi 6.0 without patch ESXi600-201706101-SG, ESXi 5.5 without patch ESXi550-201709101-SG, Workstation (12.x before 12.5.3), Fusion (8.x before 8.5.4) contain a NULL pointer dereference vulnerability. This issue occurs when handling guest RPC requests. Successful exploitation of this issue may allow attackers with normal user privileges to crash their VMs.

Frequently asked questions

What is CVE-2017-4925?: VMware ESXi 6.5 without patch ESXi650-201707101-SG, ESXi 6.0 without patch ESXi600-201706101-SG, ESXi 5.5 without patch ESXi550-201709101-SG, Workstation (12.x before 12.5.3), Fusion (8.x before 8.5.4) contain a NULL pointer dereference vulnerability. This issue occurs when handling guest RPC requests. Successful exploitation of this issue may allow attackers with normal user privileges to crash their VMs.
How severe is CVE-2017-4925?: CVE-2017-4925 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2017-4925 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-4925?: CVE-2017-4925 primarily affects Vmware Esxi. In total, 90 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2017-4925?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-4925 published?: CVE-2017-4925 was published on 2017-09-15 and last updated on 2026-06-17.

References

Affected products (90)

cpe:2.3:o:vmware:esxi:5.5:-:*:*:*:*:*:*
cpe:2.3:o:vmware:esxi:5.5:1:*:*:*:*:*:*
cpe:2.3:o:vmware:esxi:5.5:2:*:*:*:*:*:*
cpe:2.3:o:vmware:esxi:5.5:3a:*:*:*:*:*:*
cpe:2.3:o:vmware:esxi:5.5:3b:*:*:*:*:*:*
cpe:2.3:o:vmware:esxi:5.5:550-20170901001s:*:*:*:*:*:*
cpe:2.3:o:vmware:esxi:6.0:-:*:*:*:*:*:*
cpe:2.3:o:vmware:esxi:6.0:1:*:*:*:*:*:*
cpe:2.3:o:vmware:esxi:6.0:1a:*:*:*:*:*:*
cpe:2.3:o:vmware:esxi:6.0:1b:*:*:*:*:*:*
cpe:2.3:o:vmware:esxi:6.0:2:*:*:*:*:*:*
cpe:2.3:o:vmware:esxi:6.0:3:*:*:*:*:*:*
cpe:2.3:o:vmware:esxi:6.0:3a:*:*:*:*:*:*
cpe:2.3:o:vmware:esxi:6.0:600-201504401:*:*:*:*:*:*
cpe:2.3:o:vmware:esxi:6.0:600-201505401:*:*:*:*:*:*
cpe:2.3:o:vmware:esxi:6.0:600-201507101:*:*:*:*:*:*
cpe:2.3:o:vmware:esxi:6.0:600-201507102:*:*:*:*:*:*
cpe:2.3:o:vmware:esxi:6.0:600-201507401:*:*:*:*:*:*
cpe:2.3:o:vmware:esxi:6.0:600-201507402:*:*:*:*:*:*
cpe:2.3:o:vmware:esxi:6.0:600-201507403:*:*:*:*:*:*
cpe:2.3:o:vmware:esxi:6.0:600-201507404:*:*:*:*:*:*
cpe:2.3:o:vmware:esxi:6.0:600-201507405:*:*:*:*:*:*
cpe:2.3:o:vmware:esxi:6.0:600-201507406:*:*:*:*:*:*
cpe:2.3:o:vmware:esxi:6.0:600-201507407:*:*:*:*:*:*
cpe:2.3:o:vmware:esxi:6.0:600-201509101:*:*:*:*:*:*
cpe:2.3:o:vmware:esxi:6.0:600-201509102:*:*:*:*:*:*
cpe:2.3:o:vmware:esxi:6.0:600-201509201:*:*:*:*:*:*
cpe:2.3:o:vmware:esxi:6.0:600-201509202:*:*:*:*:*:*
cpe:2.3:o:vmware:esxi:6.0:600-201509203:*:*:*:*:*:*
cpe:2.3:o:vmware:esxi:6.0:600-201509204:*:*:*:*:*:*
cpe:2.3:o:vmware:esxi:6.0:600-201509205:*:*:*:*:*:*
cpe:2.3:o:vmware:esxi:6.0:600-201509206:*:*:*:*:*:*
cpe:2.3:o:vmware:esxi:6.0:600-201509207:*:*:*:*:*:*
cpe:2.3:o:vmware:esxi:6.0:600-201509208:*:*:*:*:*:*
cpe:2.3:o:vmware:esxi:6.0:600-201509209:*:*:*:*:*:*
cpe:2.3:o:vmware:esxi:6.0:600-201509210:*:*:*:*:*:*
cpe:2.3:o:vmware:esxi:6.0:600-201510401:*:*:*:*:*:*
cpe:2.3:o:vmware:esxi:6.0:600-201511401:*:*:*:*:*:*
cpe:2.3:o:vmware:esxi:6.0:600-201601101:*:*:*:*:*:*
cpe:2.3:o:vmware:esxi:6.0:600-201601102:*:*:*:*:*:*

More vulnerabilities in Vmware Esxi

CVE-2013-1405 — Critical (CVSS 10.0): VMware vCenter Server 4.0 before Update 4b and 4.1 before Update 3a, VMware VirtualCenter 2.5, VMware vSphere Client…
CVE-2012-1516 — Critical (CVSS 9.9): The VMX process in VMware ESXi 3.5 through 4.1 and ESX 3.5 through 4.1 does not properly handle RPC commands, which…
CVE-2021-21994 — Critical (CVSS 9.8): SFCB (Small Footprint CIM Broker) as used in ESXi has an authentication bypass vulnerability. A malicious actor with…
CVE-2020-3992 — Critical (CVSS 9.8): OpenSLP as used in VMware ESXi (7.0 before ESXi_7.0.1-0.0.16850804, 6.7 before ESXi670-202010401-SG, 6.5 before…
CVE-2019-5544 — Critical (CVSS 9.8): OpenSLP as used in ESXi and the Horizon DaaS appliances has a heap overwrite issue. VMware has evaluated the severity…
CVE-2010-0211 — Critical (CVSS 9.8): The slap_modrdn2mods function in modrdn.c in OpenLDAP 2.4.22 does not check the return value of a call to the…

All CVEs affecting Vmware Esxi →

Other CWE-476 (NULL Pointer Dereference) vulnerabilities

CVE-2022-36648 — Critical (CVSS 10.0): The hardware emulation in the of_dpa_cmd_add_l2_flood of rocker device model in QEMU, as used in 7.0.0 and earlier,…
CVE-2020-14500 — Critical (CVSS 10.0): Secomea GateManager all versions prior to 9.2c, An attacker can send a negative value and overwrite arbitrary data.
CVE-2010-2495 — Critical (CVSS 10.0): The pppol2tp_xmit function in drivers/net/pppol2tp.c in the L2TP implementation in the Linux kernel before 2.6.34 does…
CVE-2026-46195 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: smb: client: validate dacloffset before building…
CVE-2026-31657 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: batman-adv: hold claim backbone gateways by…
CVE-2026-31436 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: fix possible wrong descriptor…

Browse all CWE-476 (NULL Pointer Dereference) vulnerabilities →