How severe is CVE-2002-1935?

CVE-2002-1935 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2002-1935 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2002-1935?

CVE-2002-1935 primarily affects Pingtel Xpressa. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2002-1935?

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

When was CVE-2002-1935 published?

CVE-2002-1935 was published on 2002-12-31 and last updated on 2026-06-16.

CVE-2002-1935

CVE-2002-1935 is a medium-severity vulnerability in Pingtel Xpressa with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 1% (68th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Pingtel Xpressa
Published: 2002-12-31
Last modified: 2026-06-16

Description

Pingtel Xpressa 1.2.5 through 2.0.1 uses predictable (1) Call-ID, (2) CSeq, and (3) "To" and "From" SIP URL values in a Session Identification Protocol (SIP) request, which allows remote attackers to avoid registering with the SIP registrar.

Frequently asked questions

What is CVE-2002-1935?: Pingtel Xpressa 1.2.5 through 2.0.1 uses predictable (1) Call-ID, (2) CSeq, and (3) "To" and "From" SIP URL values in a Session Identification Protocol (SIP) request, which allows remote attackers to avoid registering with the SIP registrar.
How severe is CVE-2002-1935?: CVE-2002-1935 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2002-1935 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2002-1935?: CVE-2002-1935 primarily affects Pingtel Xpressa. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2002-1935?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2002-1935 published?: CVE-2002-1935 was published on 2002-12-31 and last updated on 2026-06-16.

References

Affected products (5)

cpe:2.3:h:pingtel:xpressa:1.2.5:*:*:*:*:*:*:*
cpe:2.3:h:pingtel:xpressa:1.2.7.4:*:*:*:*:*:*:*
cpe:2.3:h:pingtel:xpressa:1.2.8:*:*:*:*:*:*:*
cpe:2.3:h:pingtel:xpressa:2.0:*:*:*:*:*:*:*
cpe:2.3:h:pingtel:xpressa:2.0.1:*:*:*:*:*:*:*

More vulnerabilities in Pingtel Xpressa

CVE-2002-0667 — Critical (CVSS 10.0): Pingtel xpressa SIP-based voice-over-IP phone 1.2.5 through 1.2.7.4 has a default null administrator password, which…
CVE-2002-0670 — High (CVSS 7.5): The web interface for Pingtel xpressa SIP-based voice-over-IP phone 1.2.5 through 1.2.7.4 uses Base64 encoded usernames…
CVE-2002-0668 — High (CVSS 7.5): The web interface for Pingtel xpressa SIP-based voice-over-IP phone 1.2.5 through 1.2.7.4 allows authenticated users to…
CVE-2002-0674 — High (CVSS 7.2): Pingtel xpressa SIP-based voice-over-IP phone 1.2.5 through 1.2.7.4 does not "time out" an inactive administrator…
CVE-2004-1680 — Medium (CVSS 5.0): application.cgi in the Pingtel Xpressa handset running firmware 2.1.11.24 allows remote authenticated users to cause a…
CVE-2002-0669 — Medium (CVSS 5.0): The web interface for Pingtel xpressa SIP-based voice-over-IP phone 1.2.5 through 1.2.7.4 allows administrators to…

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