How severe is CVE-2019-12260?

CVE-2019-12260 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-12260 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 23% (97th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-12260?

CVE-2019-12260 primarily affects Oracle Communications Eagle. In total, 18 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2019-12260?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2019-12260 published?

CVE-2019-12260 was published on 2019-08-09 and last updated on 2026-06-17.

CVE-2019-12260

CVE-2019-12260 is a critical-severity vulnerability in Oracle Communications Eagle with a CVSS 3.x base score of 9.8. Its EPSS exploit-prediction score of 23% places it in the 97th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-120.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 23% (97th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-120
Affected product: Oracle Communications Eagle
Published: 2019-08-09
Last modified: 2026-06-17

Description

Wind River VxWorks 6.9 and vx7 has a Buffer Overflow in the TCP component (issue 2 of 4). This is an IPNET security vulnerability: TCP Urgent Pointer state confusion caused by a malformed TCP AO option.

Frequently asked questions

What is CVE-2019-12260?: Wind River VxWorks 6.9 and vx7 has a Buffer Overflow in the TCP component (issue 2 of 4). This is an IPNET security vulnerability: TCP Urgent Pointer state confusion caused by a malformed TCP AO option.
How severe is CVE-2019-12260?: CVE-2019-12260 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-12260 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 23% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-12260?: CVE-2019-12260 primarily affects Oracle Communications Eagle. In total, 18 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-12260?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2019-12260 published?: CVE-2019-12260 was published on 2019-08-09 and last updated on 2026-06-17.

References

Affected products (18)

cpe:2.3:o:windriver:vxworks:*:*:*:*:*:*:*:*
cpe:2.3:o:windriver:vxworks:7.0:-:*:*:*:*:*:*
cpe:2.3:o:sonicwall:sonicos:*:*:*:*:*:*:*:*
cpe:2.3:o:sonicwall:sonicos:6.2.7.0:*:*:*:*:*:*:*
cpe:2.3:o:sonicwall:sonicos:6.2.7.1:*:*:*:*:*:*:*
cpe:2.3:o:sonicwall:sonicos:6.2.7.7:*:*:*:*:*:*:*
cpe:2.3:o:siemens:siprotec_5_firmware:*:*:*:*:*:*:*:cp200
cpe:2.3:o:netapp:e-series_santricity_os_controller:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:siprotec_5_firmware:*:*:*:*:*:*:*:cp300
cpe:2.3:o:siemens:power_meter_9410_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:power_meter_9810_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:ruggedcom_win7000_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:ruggedcom_win7018_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:ruggedcom_win7025_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:ruggedcom_win7200_firmware:*:*:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_eagle:*:*:*:*:*:*:*:*
cpe:2.3:o:belden:hirschmann_hios:*:*:*:*:*:*:*:*
cpe:2.3:o:belden:garrettcom_magnum_dx940e_firmware:*:*:*:*:*:*:*:*

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