Format string vulnerability in Cisco Email Security Appliance (ESA) 7.6.0 and 8.0.0…
Priority LOW 31CWE-134Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · Partial · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
Format string vulnerability in Cisco Email Security Appliance (ESA) 7.6.0 and 8.0.0 allows remote attackers to cause a denial of service (memory overwrite or service outage) via format string specifiers in an HTTP request, aka Bug ID CSCug21497.
Why it matters now
EPSS 0.01417 72nd 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
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2015-6285
- 2026-10-03 Alias added: GHSA-cwqw-mv4m-vqgq
References
More Cisco Email Security Appliance vulnerabilities
- TI-2022-05357 Cisco Email Security Appliance and Cisco Secure Email and Web Manager External Authentication Bypass Vulnerability CVSS 3.1CRITICAL 9.8
- TI-2019-01567 Cisco Email Security Appliance Denial of Service Vulnerability CVSS 3.1HIGH 8.6
- TI-2018-00378 Improper input validation in Cisco Email Security Appliance CVSS 3.0HIGH 7.5
- TI-2020-02695 Cisco Email Security Appliance Content Filter Bypass Vulnerability CVSS 3.1HIGH 7.5
- TI-2019-01541 Cisco Email Security Appliance Content Filter Bypass Vulnerability CVSS 3.0HIGH 7.5
- TI-2019-01553 Cisco Email Security Appliance Content Filter Bypass Vulnerability CVSS 3.0HIGH 7.4
Sources
- CVE-2015-6285 · CVE Program
- CVE-2015-6285 · NVD
- FIRST EPSS
- GHSA-cwqw-mv4m-vqgq · GitHub Advisory Database · CC BY 4.0
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