The host-services component in Symantec pcAnywhere 12.5.x through 12.5.3, and IT…
Priority HIGH 70CWE-287Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Complete · Complete · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-287.
Summary
The host-services component in Symantec pcAnywhere 12.5.x through 12.5.3, and IT Management Suite pcAnywhere Solution 7.0 (aka 12.5.x) and 7.1 (aka 12.6.x), does not properly filter login and authentication data, which allows remote attackers to execute arbitrary code via a crafted session on TCP port 5631.
Why it matters now
EPSS 0.39507 98th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
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:a:symantec:pcanywhere:12.5:*:*:*:*:*:*:* | 12.5 | Vulnerable | Symantec |
| cpe:2.3:a:symantec:pcanywhere:12.5:sp1:*:*:*:*:*:* | 12.5 sp1 | Vulnerable | Symantec |
| cpe:2.3:a:symantec:pcanywhere:12.5:sp2:*:*:*:*:*:* | 12.5 sp2 | Vulnerable | Symantec |
| cpe:2.3:a:symantec:pcanywhere:12.5:sp3:*:*:*:*:*:* | 12.5 sp3 | Vulnerable | Symantec |
| cpe:2.3:a:symantec:pcanywhere:12.5.539:*:*:*:*:*:*:* | 12.5.539 | Vulnerable | Symantec |
| cpe:2.3:a:symantec:pcanywhere:12.6.65:*:*:*:*:*:*:* | 12.6.65 | Vulnerable | Symantec |
| cpe:2.3:a:symantec:pcanywhere:12.6.65:sp1:*:*:*:*:*:* | 12.6.65 sp1 | Vulnerable | Symantec |
| cpe:2.3:a:symantec:pcanywhere:12.6.7580:*:*:*:*:*:*:* | 12.6.7580 | Vulnerable | Symantec |
- cpe:2.3:a:symantec:pcanywhere:12.5:*:*:*:*:*:*:* Versions 12.5 Vulnerable ·Symantec
- cpe:2.3:a:symantec:pcanywhere:12.5:sp1:*:*:*:*:*:* Versions 12.5 sp1 Vulnerable ·Symantec
- cpe:2.3:a:symantec:pcanywhere:12.5:sp2:*:*:*:*:*:* Versions 12.5 sp2 Vulnerable ·Symantec
- cpe:2.3:a:symantec:pcanywhere:12.5:sp3:*:*:*:*:*:* Versions 12.5 sp3 Vulnerable ·Symantec
- cpe:2.3:a:symantec:pcanywhere:12.5.539:*:*:*:*:*:*:* Versions 12.5.539 Vulnerable ·Symantec
- cpe:2.3:a:symantec:pcanywhere:12.6.65:*:*:*:*:*:*:* Versions 12.6.65 Vulnerable ·Symantec
- cpe:2.3:a:symantec:pcanywhere:12.6.65:sp1:*:*:*:*:*:* Versions 12.6.65 sp1 Vulnerable ·Symantec
- cpe:2.3:a:symantec:pcanywhere:12.6.7580:*:*:*:*:*:*:* Versions 12.6.7580 Vulnerable ·Symantec
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2011-3478
- 2026-10-03 Alias added: GHSA-m4r6-h5gf-6mg9
References
More Symantec Pcanywhere vulnerabilities
- TI-2000-00300 The default encryption method of PcAnywhere 9.x uses weak encryption, which allows remote… CVSS 2.0HIGH 10.0
- TI-2012-00277 Symantec pcAnywhere through 12.5.3, Altiris IT Management Suite pcAnywhere Solution 7.0… CVSS 2.0HIGH 10.0
- TI-2005-03727 Buffer overflow in Symantec pcAnywhere 11.0.1, 11.5.1, and all other 32-bit versions… CVSS 2.0HIGH 7.8
- TI-2012-00279 The awhost32 service in Symantec pcAnywhere through 12.5.3, Altiris IT Management Suite… CVSS 2.0MEDIUM 5.0
- TI-2011-03061 Symantec pcAnywhere 12.5.x through 12.5.3, and IT Management Suite pcAnywhere Solution… CVSS 2.0MEDIUM 6.8
- TI-2006-03671 Symantec pcAnywhere 12.5 uses weak default permissions for the… CVSS 2.0HIGH 7.2
Sources
- CVE-2011-3478 · CVE Program
- CVE-2011-3478 · NVD
- FIRST EPSS
- GHSA-m4r6-h5gf-6mg9 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences