CVE-2015-0776
CVE-2015-0776 is a medium-severity vulnerability in Cisco Ios Xr 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-399.
Key facts
- Severity: Medium (CVSS 2.0 base score 5.0)
- EPSS exploit prediction: 1% (70th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-399
- Affected product: Cisco Ios Xr
- Published:
- Last modified:
Description
telnetd in Cisco IOS XR 5.0.1 on Network Convergence System 6000 devices allows remote attackers to cause a denial of service (device reload) via a malformed TELNET packet, aka Bug ID CSCuq31566.
Frequently asked questions
- What is CVE-2015-0776?
- telnetd in Cisco IOS XR 5.0.1 on Network Convergence System 6000 devices allows remote attackers to cause a denial of service (device reload) via a malformed TELNET packet, aka Bug ID CSCuq31566.
- How severe is CVE-2015-0776?
- CVE-2015-0776 has a CVSS 2.0 base score of 5.0, rated medium severity.
- Is CVE-2015-0776 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2015-0776?
- CVE-2015-0776 affects Cisco Ios Xr. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2015-0776?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2015-0776 published?
- CVE-2015-0776 was published on 2015-06-12 and last updated on 2026-06-17.
References
- http://tools.cisco.com/security/center/viewAlert.x?alertId=39293
- http://www.securitytracker.com/id/1032560
Affected products (1)
- cpe:2.3:o:cisco:ios_xr:5.0.1:*:*:*:*:*:*:*
More vulnerabilities in Cisco Ios Xr
- CVE-2020-3284 — Critical (CVSS 9.8): A vulnerability in the enhanced Preboot eXecution Environment (PXE) boot loader for Cisco IOS XR 64-bit Software could…
- CVE-2019-1710 — Critical (CVSS 9.8): A vulnerability in the sysadmin virtual machine (VM) on Cisco ASR 9000 Series Aggregation Services Routers running…
- CVE-2025-20363 — Critical (CVSS 9.0): A vulnerability in the web services of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software, Cisco Secure…
- CVE-2026-20046 — High (CVSS 8.8): A vulnerability in task group assignment for a specific CLI command in Cisco IOS XR Software could allow an…
- CVE-2026-20040 — High (CVSS 8.8): A vulnerability in the CLI of Cisco IOS XR Software could allow an authenticated, local attacker to execute arbitrary…
- CVE-2025-20138 — High (CVSS 8.8): A vulnerability in the CLI of Cisco IOS XR Software could allow an authenticated, local attacker to execute arbitrary…
All CVEs affecting Cisco Ios Xr →
Other CWE-399 (Resource Management Errors) vulnerabilities
- CVE-2015-8104 — Critical (CVSS 10.0): The KVM subsystem in the Linux kernel through 4.2.6, and Xen 4.3.x through 4.6.x, allows guest OS users to cause a…
- CVE-2015-0339 — Critical (CVSS 10.0): Adobe Flash Player before 13.0.0.277 and 14.x through 17.x before 17.0.0.134 on Windows and OS X and before…
- CVE-2015-0335 — Critical (CVSS 10.0): Adobe Flash Player before 13.0.0.277 and 14.x through 17.x before 17.0.0.134 on Windows and OS X and before…
- CVE-2015-0333 — Critical (CVSS 10.0): Adobe Flash Player before 13.0.0.277 and 14.x through 17.x before 17.0.0.134 on Windows and OS X and before…
- CVE-2014-4121 — Critical (CVSS 10.0): Microsoft .NET Framework 2.0 SP2, 3.5, 3.5.1, 4, 4.5, 4.5.1, and 4.5.2 does not properly parse internationalized…
- CVE-2014-0560 — Critical (CVSS 10.0): Use-after-free vulnerability in Adobe Reader and Acrobat 10.x before 10.1.12 and 11.x before 11.0.09 on Windows and OS…
Browse all CWE-399 (Resource Management Errors) vulnerabilities →