How severe is CVE-2013-4261?

CVE-2013-4261 has a CVSS 2.0 base score of 3.5, rated low severity.

Is CVE-2013-4261 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-4261?

CVE-2013-4261 primarily affects Redhat Openstack. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-4261?

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

When was CVE-2013-4261 published?

CVE-2013-4261 was published on 2013-10-29 and last updated on 2026-06-16.

CVE-2013-4261

CVE-2013-4261 is a low-severity vulnerability in Redhat Openstack with a CVSS 2.0 base score of 3.5. 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-119.

Key facts

Severity: Low (CVSS 2.0 base score 3.5)
EPSS exploit prediction: 2% (76th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Redhat Openstack
Published: 2013-10-29
Last modified: 2026-06-16

Description

OpenStack Compute (Nova) Folsom, Grizzly, and earlier, when using Apache Qpid for the RPC backend, does not properly handle errors that occur during messaging, which allows remote attackers to cause a denial of service (connection pool consumption), as demonstrated using multiple requests that send long strings to an instance console and retrieving the console log.

Frequently asked questions

What is CVE-2013-4261?: OpenStack Compute (Nova) Folsom, Grizzly, and earlier, when using Apache Qpid for the RPC backend, does not properly handle errors that occur during messaging, which allows remote attackers to cause a denial of service (connection pool consumption), as demonstrated using multiple requests that send long strings to an instance console and retrieving the console log.
How severe is CVE-2013-4261?: CVE-2013-4261 has a CVSS 2.0 base score of 3.5, rated low severity.
Is CVE-2013-4261 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-4261?: CVE-2013-4261 primarily affects Redhat Openstack. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-4261?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2013-4261 published?: CVE-2013-4261 was published on 2013-10-29 and last updated on 2026-06-16.

References

Affected products (3)

cpe:2.3:a:openstack:folsom:*:*:*:*:*:*:*:*
cpe:2.3:a:openstack:grizzly:*:*:*:*:*:*:*:*
cpe:2.3:a:redhat:openstack:3.0:*:*:*:*:*:*:*

More vulnerabilities in Redhat Openstack

CVE-2015-1842 — Critical (CVSS 10.0): The puppet manifests in the Red Hat openstack-puppet-modules package before 2014.2.13-2 uses a default password of…
CVE-2017-2637 — Critical (CVSS 9.9): A design flaw issue was found in the Red Hat OpenStack Platform director use of TripleO to enable libvirtd based…
CVE-2015-5741 — Critical (CVSS 9.8): The net/http library in net/http/transfer.go in Go before 1.4.3 does not properly parse HTTP headers, which allows…
CVE-2013-2167 — Critical (CVSS 9.8): python-keystoneclient version 0.2.3 to 0.2.5 has middleware memcache signing bypass
CVE-2013-2166 — Critical (CVSS 9.8): python-keystoneclient version 0.2.3 to 0.2.5 has middleware memcache encryption bypass
CVE-2018-17963 — Critical (CVSS 9.8): qemu_deliver_packet_iov in net/net.c in Qemu accepts packet sizes greater than INT_MAX, which allows attackers to cause…

All CVEs affecting Redhat Openstack →

Other CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer) vulnerabilities

CVE-2026-77946 — Critical (CVSS 10.0): A vulnerability was determined in TRENDnet TEW-821DAP 2.2.01b05. Affected by this vulnerability is the function…
CVE-2026-76008 — Critical (CVSS 10.0): A flaw has been found in Comfast CF-N1-S 2.6.0.1. This affects the function get_para_from_uri of the file…
CVE-2026-75784 — Critical (CVSS 10.0): A vulnerability was detected in TRENDnet TEW-WLC100 1v2.07b01. Affected by this issue is the function FUN_0040da4c of…
CVE-2026-74843 — Critical (CVSS 10.0): A vulnerability was determined in Wavlink WN531P3 and WN535M1 V250922. Affected by this vulnerability is the function…
CVE-2026-16367 — Critical (CVSS 10.0): Sandbox escape due to invalid pointer in the Disability Access APIs component. This vulnerability was fixed in Firefox…
CVE-2026-2778 — Critical (CVSS 10.0): Sandbox escape due to incorrect boundary conditions in the DOM: Core & HTML component. This vulnerability was fixed in…

Browse all CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer) vulnerabilities →