Cisco IOS 15.2(3)E and earlier and IOS XE 3.6(2)E and earlier allow remote attackers to…
Priority LOW 29CWE-399Published · Updated
Key facts
- Attack vector
- Adjacent network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-399 and the CVSS impact.
Summary
Cisco IOS 15.2(3)E and earlier and IOS XE 3.6(2)E and earlier allow remote attackers to cause a denial of service (functionality loss) via crafted Cisco Discovery Protocol (CDP) packets, aka Bug ID CSCuu25770.
Why it matters now
EPSS 0.00772 55th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 8
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:cisco:ios:15.2\(2\)e:*:*:*:*:*:*:* | 15.2(2)e | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios:15.2\(2\)e1:*:*:*:*:*:*:* | 15.2(2)e1 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios:15.2\(2\)e2:*:*:*:*:*:*:* | 15.2(2)e2 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios:15.2\(3\)e:*:*:*:*:*:*:* | 15.2(3)e | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios:15.2e:*:*:*:*:*:*:* | 15.2e | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios_xe:3.6e.0:*:*:*:*:*:*:* | 3.6e.0 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios_xe:3.6e.1:*:*:*:*:*:*:* | 3.6e.1 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios_xe:3.6e.2:*:*:*:*:*:*:* | 3.6e.2 | Vulnerable | Cisco |
- cpe:2.3:o:cisco:ios:15.2\(2\)e:*:*:*:*:*:*:* Versions 15.2(2)e Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios:15.2\(2\)e1:*:*:*:*:*:*:* Versions 15.2(2)e1 Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios:15.2\(2\)e2:*:*:*:*:*:*:* Versions 15.2(2)e2 Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios:15.2\(3\)e:*:*:*:*:*:*:* Versions 15.2(3)e Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios:15.2e:*:*:*:*:*:*:* Versions 15.2e Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios_xe:3.6e.0:*:*:*:*:*:*:* Versions 3.6e.0 Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios_xe:3.6e.1:*:*:*:*:*:*:* Versions 3.6e.1 Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios_xe:3.6e.2:*:*:*:*:*:*:* Versions 3.6e.2 Vulnerable ·Cisco
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2015-6294
- 2026-10-03 Alias added: GHSA-m8c9-qwx9-gjr5
References
More Cisco Ios vulnerabilities
- TI-2018-00138 Improper input validation in Cisco IOS and IOS XE KEVCVSS 3.1CRITICAL 9.8
- TI-2017-09019 Improper input validation in Cisco IOS and IOS XE KEVCVSS 3.1CRITICAL 9.8
- TI-2017-02977 Improper input validation in Cisco IOS and IOS XE Software KEVCVSS 3.1CRITICAL 9.8
- TI-2018-00135 Memory corruption in Cisco IOS, IOS XE, and IOS XR KEVCVSS 3.1HIGH 8.8
- TI-2017-04499 Memory corruption in Cisco IOS KEVCVSS 3.1HIGH 8.8
- TI-2017-04498 Memory corruption in Cisco IOS KEVCVSS 3.1HIGH 8.8
Sources
- CVE-2015-6294 · CVE Program
- CVE-2015-6294 · NVD
- FIRST EPSS
- GHSA-m8c9-qwx9-gjr5 · GitHub Advisory Database · CC BY 4.0
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