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TI-2015-05278 Aliases CVE-2015-6291GHSA-xmvm-48fw-3ghc

Cisco AsyncOS before 8.5.7-043, 9.x before 9.1.1-023, and 9.5.x and 9.6.x before…

Priority LOW 38CWE-20Published · 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 · None · Complete
Fix status
No fix listed

Attack profile from CVSS 2.0 · NVD. Fix status from CNA.

Summary

Cisco AsyncOS before 8.5.7-043, 9.x before 9.1.1-023, and 9.5.x and 9.6.x before 9.6.0-046 on Email Security Appliance (ESA) devices mishandles malformed fields during body-contains, attachment-contains, every-attachment-contains, attachment-binary-contains, dictionary-match, and attachment-dictionary-match filtering, which allows remote attackers to cause a denial of service (memory consumption) via a crafted attachment in an e-mail message, aka Bug ID CSCuv47151.

Why it matters now

EPSS 0.01925 80th 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

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 16

CPEVersionsRoleVendor
cpe:2.3:a:cisco:email_security_appliance:7.7.0-000:*:*:*:*:*:*:*7.7.0-000VulnerableCisco
cpe:2.3:a:cisco:email_security_appliance:7.7.1-000:*:*:*:*:*:*:*7.7.1-000VulnerableCisco
cpe:2.3:a:cisco:email_security_appliance:8.0_base:*:*:*:*:*:*:*8.0_baseVulnerableCisco
cpe:2.3:a:cisco:email_security_appliance:8.5.6-052:*:*:*:*:*:*:*8.5.6-052VulnerableCisco
cpe:2.3:a:cisco:email_security_appliance:8.5.6-073:*:*:*:*:*:*:*8.5.6-073VulnerableCisco
cpe:2.3:a:cisco:email_security_appliance:8.5.6-074:*:*:*:*:*:*:*8.5.6-074VulnerableCisco
cpe:2.3:a:cisco:email_security_appliance:8.5.6-106:*:*:*:*:*:*:*8.5.6-106VulnerableCisco
cpe:2.3:a:cisco:email_security_appliance:8.5.6-113:*:*:*:*:*:*:*8.5.6-113VulnerableCisco
cpe:2.3:a:cisco:email_security_appliance:8.5.7-042:*:*:*:*:*:*:*8.5.7-042VulnerableCisco
cpe:2.3:a:cisco:email_security_appliance:8.5_base:*:*:*:*:*:*:*8.5_baseVulnerableCisco
  • cpe:2.3:a:cisco:email_security_appliance:7.7.0-000:*:*:*:*:*:*:* Versions 7.7.0-000 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:email_security_appliance:7.7.1-000:*:*:*:*:*:*:* Versions 7.7.1-000 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:email_security_appliance:8.0_base:*:*:*:*:*:*:* Versions 8.0_base Vulnerable ·Cisco
  • cpe:2.3:a:cisco:email_security_appliance:8.5.6-052:*:*:*:*:*:*:* Versions 8.5.6-052 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:email_security_appliance:8.5.6-073:*:*:*:*:*:*:* Versions 8.5.6-073 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:email_security_appliance:8.5.6-074:*:*:*:*:*:*:* Versions 8.5.6-074 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:email_security_appliance:8.5.6-106:*:*:*:*:*:*:* Versions 8.5.6-106 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:email_security_appliance:8.5.6-113:*:*:*:*:*:*:* Versions 8.5.6-113 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:email_security_appliance:8.5.7-042:*:*:*:*:*:*:* Versions 8.5.7-042 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:email_security_appliance:8.5_base:*:*:*:*:*:*:* Versions 8.5_base Vulnerable ·Cisco
Show 6 more CPE
CPEVersionsRoleVendor
cpe:2.3:a:cisco:email_security_appliance:9.0.0:*:*:*:*:*:*:*9.0.0VulnerableCisco
cpe:2.3:a:cisco:email_security_appliance:9.0.0-212:*:*:*:*:*:*:*9.0.0-212VulnerableCisco
cpe:2.3:a:cisco:email_security_appliance:9.0.0-461:*:*:*:*:*:*:*9.0.0-461VulnerableCisco
cpe:2.3:a:cisco:email_security_appliance:9.0.5-000:*:*:*:*:*:*:*9.0.5-000VulnerableCisco
cpe:2.3:a:cisco:email_security_appliance:9.1.0-032:*:*:*:*:*:*:*9.1.0-032VulnerableCisco
cpe:2.3:a:cisco:email_security_appliance:9.6.0-042:*:*:*:*:*:*:*9.6.0-042VulnerableCisco
  • cpe:2.3:a:cisco:email_security_appliance:9.0.0:*:*:*:*:*:*:* Versions 9.0.0 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:email_security_appliance:9.0.0-212:*:*:*:*:*:*:* Versions 9.0.0-212 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:email_security_appliance:9.0.0-461:*:*:*:*:*:*:* Versions 9.0.0-461 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:email_security_appliance:9.0.5-000:*:*:*:*:*:*:* Versions 9.0.5-000 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:email_security_appliance:9.1.0-032:*:*:*:*:*:*:* Versions 9.1.0-032 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:email_security_appliance:9.6.0-042:*:*:*:*:*:*:* Versions 9.6.0-042 Vulnerable ·Cisco

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2015-6291
  2. 2026-10-03 Alias added: GHSA-xmvm-48fw-3ghc

References

Advisory 1

  • 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
See all 49 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences