How severe is CVE-2010-2090?

CVE-2010-2090 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2010-2090 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2010-2090?

CVE-2010-2090 primarily affects Ibm Communications Server. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2010-2090?

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

When was CVE-2010-2090 published?

CVE-2010-2090 was published on 2010-05-27 and last updated on 2026-06-16.

CVE-2010-2090

CVE-2010-2090 is a medium-severity vulnerability in Ibm Communications Server 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. The underlying weakness is classified as CWE-20.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 2% (75th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Ibm Communications Server
Published: 2010-05-27
Last modified: 2026-06-16

Description

The npb_protocol_error function in sna V5router64 in IBM Communications Server for Windows 6.1.3 and Communications Server for AIX (aka CSAIX or CS/AIX) in sna.rte before 6.3.1.2 allows remote attackers to cause a denial of service (daemon crash) via APPC data containing a GDSID variable with a GDS length that is too small.

Frequently asked questions

What is CVE-2010-2090?: The npb_protocol_error function in sna V5router64 in IBM Communications Server for Windows 6.1.3 and Communications Server for AIX (aka CSAIX or CS/AIX) in sna.rte before 6.3.1.2 allows remote attackers to cause a denial of service (daemon crash) via APPC data containing a GDSID variable with a GDS length that is too small.
How severe is CVE-2010-2090?: CVE-2010-2090 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2010-2090 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2010-2090?: CVE-2010-2090 primarily affects Ibm Communications Server. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2010-2090?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2010-2090 published?: CVE-2010-2090 was published on 2010-05-27 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:a:ibm:communications_server:6.1.3:*:*:*:*:*:*:*
cpe:2.3:a:ibm:communications_server:6.3.1.0:*:*:*:*:*:*:*

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