How severe is CVE-2013-4779?

CVE-2013-4779 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2013-4779 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-4779?

CVE-2013-4779 primarily affects Siemens Openscape Session Border Controller. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-4779?

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

When was CVE-2013-4779 published?

CVE-2013-4779 was published on 2013-07-18 and last updated on 2026-06-16.

CVE-2013-4779

CVE-2013-4779 is a medium-severity vulnerability in Siemens Openscape Session Border Controller with a CVSS 2.0 base score of 4.3. 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-79.

Key facts

Severity: Medium (CVSS 2.0 base score 4.3)
EPSS exploit prediction: 1% (56th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Siemens Openscape Session Border Controller
Published: 2013-07-18
Last modified: 2026-06-16

Description

Cross-site scripting (XSS) vulnerability in core/handleTw.php on the Siemens Enterprise OpenScape Branch appliance and OpenScape Session Border Controller (SBC) before 2 R0.32.0, and 7 before 7 R1.7.0, allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

Frequently asked questions

What is CVE-2013-4779?: Cross-site scripting (XSS) vulnerability in core/handleTw.php on the Siemens Enterprise OpenScape Branch appliance and OpenScape Session Border Controller (SBC) before 2 R0.32.0, and 7 before 7 R1.7.0, allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.
How severe is CVE-2013-4779?: CVE-2013-4779 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2013-4779 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-4779?: CVE-2013-4779 primarily affects Siemens Openscape Session Border Controller. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-4779?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2013-4779 published?: CVE-2013-4779 was published on 2013-07-18 and last updated on 2026-06-16.

References

Affected products (3)

cpe:2.3:a:siemens:openscape_session_border_controller:1r4.17.0:*:*:*:*:*:*:*
cpe:2.3:a:siemens:openscape_session_border_controller:7r.0:*:*:*:*:*:*:*
cpe:2.3:h:siemens:enterprise_openscape_branch:-:*:*:*:*:*:*:*

More vulnerabilities in Siemens Openscape Session Border Controller

CVE-2013-4781 — Critical (CVSS 10.0): core/getLog.php on the Siemens Enterprise OpenScape Branch appliance and OpenScape Session Border Controller (SBC)…
CVE-2013-4780 — High (CVSS 7.8): core/getLog.php on the Siemens Enterprise OpenScape Branch appliance and OpenScape Session Border Controller (SBC)…
CVE-2013-4778 — High (CVSS 7.8): core/getLog.php on the Siemens Enterprise OpenScape Branch appliance and OpenScape Session Border Controller (SBC)…

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