How severe is CVE-2010-1561?

CVE-2010-1561 has a CVSS 2.0 base score of 7.8, rated high severity.

Is CVE-2010-1561 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2010-1561?

CVE-2010-1561 primarily affects Cisco Pgw 2200 Softswitch. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2010-1561?

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

When was CVE-2010-1561 published?

CVE-2010-1561 was published on 2010-05-14 and last updated on 2026-06-16.

CVE-2010-1561

CVE-2010-1561 is a high-severity vulnerability in Cisco Pgw 2200 Softswitch with a CVSS 2.0 base score of 7.8. 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-20.

Key facts

Severity: High (CVSS 2.0 base score 7.8)
EPSS exploit prediction: 2% (83rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Cisco Pgw 2200 Softswitch
Published: 2010-05-14
Last modified: 2026-06-16

Description

The SIP implementation on the Cisco PGW 2200 Softswitch with software 9.7(3)S before 9.7(3)S11 and 9.7(3)P before 9.7(3)P11 allows remote attackers to cause a denial of service (device crash) via a long message, aka Bug ID CSCsk44115.

Frequently asked questions

What is CVE-2010-1561?: The SIP implementation on the Cisco PGW 2200 Softswitch with software 9.7(3)S before 9.7(3)S11 and 9.7(3)P before 9.7(3)P11 allows remote attackers to cause a denial of service (device crash) via a long message, aka Bug ID CSCsk44115.
How severe is CVE-2010-1561?: CVE-2010-1561 has a CVSS 2.0 base score of 7.8, rated high severity.
Is CVE-2010-1561 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2010-1561?: CVE-2010-1561 primarily affects Cisco Pgw 2200 Softswitch. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2010-1561?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2010-1561 published?: CVE-2010-1561 was published on 2010-05-14 and last updated on 2026-06-16.

References

Affected products (5)

cpe:2.3:h:cisco:pgw_2200_softswitch:9.7\(3\)p:*:*:*:*:*:*:*
cpe:2.3:h:cisco:pgw_2200_softswitch:9.7\(3\)p9:*:*:*:*:*:*:*
cpe:2.3:h:cisco:pgw_2200_softswitch:9.7\(3\)s:*:*:*:*:*:*:*
cpe:2.3:h:cisco:pgw_2200_softswitch:9.7\(3\)s9:*:*:*:*:*:*:*
cpe:2.3:h:cisco:pgw_2200_softswitch:9.7\(3\)s10:*:*:*:*:*:*:*

More vulnerabilities in Cisco Pgw 2200 Softswitch

CVE-2010-1567 — High (CVSS 7.8): The SIP implementation on the Cisco PGW 2200 Softswitch with software before 9.8(1)S5 allows remote attackers to cause…
CVE-2010-1565 — High (CVSS 7.8): Unspecified vulnerability in the SIP implementation on the Cisco PGW 2200 Softswitch with software 9.7(3)S before…
CVE-2010-1563 — High (CVSS 7.8): The SIP implementation on the Cisco PGW 2200 Softswitch with software 9.7(3)S before 9.7(3)S9 and 9.7(3)P before…
CVE-2010-1562 — High (CVSS 7.8): The SIP implementation on the Cisco PGW 2200 Softswitch with software 9.7(3)S before 9.7(3)S9 and 9.7(3)P before…
CVE-2010-0604 — High (CVSS 7.8): Unspecified vulnerability in the SIP implementation on the Cisco PGW 2200 Softswitch with software before 9.7(3)S10…
CVE-2010-0603 — High (CVSS 7.8): The SIP implementation on the Cisco PGW 2200 Softswitch with software before 9.7(3)S10 allows remote attackers to cause…

All CVEs affecting Cisco Pgw 2200 Softswitch →

Other CWE-20 (Improper Input Validation) vulnerabilities

CVE-2026-48316 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
CVE-2026-48281 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
CVE-2026-48277 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
CVE-2026-48055 — Critical (CVSS 10.0): Streambert is a cross-platform Electron Desktop App to stream and download any video media. In versions 2.4.0 and…
CVE-2026-34910 — Critical (CVSS 10.0): A malicious actor with access to the network could exploit an Improper Input Validation vulnerability found in UniFi OS…
CVE-2026-33587 — Critical (CVSS 10.0): Lack of user input sanitisation in Open Notebook v1.8.3 allows the application user to execute Python code (and…

Browse all CWE-20 (Improper Input Validation) vulnerabilities →