Vulnerability record · CVE-2011-3478 · published 25 January 2012

CVE-2011-3478: Symantec pcanywhere improper authentication vulnerability

Symantec · Pcanywhere

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.

10.0 CVSS 2.0 High EPSS 40% · top 1.4% CWE-287 · Improper authentication

10.0CVSS 2.0 base score

40%EPSS exploitation probability, 30 days

NoNot in CISA KEV

1Affected product versions listed by NVD

12References

16 Jun 2026Last modified by NVD

Description

AV:N/AC:L/Au:N/C:C/I:C/A:C

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

Pcanywhere Symantec

References

Link	Tags
http://osvdb.org/show/osvdb/78532
http://secunia.com/advisories/48092
http://www.securityfocus.com/bid/51592
http://www.symantec.com/security_response/securityupdates/detail.jsp?fid=security_advisory&pvid=security_advisory&year=2	Vendor Advisory
http://www.zerodayinitiative.com/advisories/ZDI-12-018/
https://www.exploit-db.com/exploits/38599/
http://osvdb.org/show/osvdb/78532
http://secunia.com/advisories/48092
http://www.securityfocus.com/bid/51592
http://www.symantec.com/security_response/securityupdates/detail.jsp?fid=security_advisory&pvid=security_advisory&year=2	Vendor Advisory
http://www.zerodayinitiative.com/advisories/ZDI-12-018/
https://www.exploit-db.com/exploits/38599/

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2012-0290Symantec pcanywhere vulnerabilitySymantec pcAnywhere through 12.5.3, Altiris IT Management Suite pcAnywhere Solution 7.0 (aka 12.5.x) and 7.1 (aka 12.6.x), Altiris Client Management …EPSS 2.3%6 Feb 2012 10.0CVE-2000-0300Symantec pcanywhere vulnerabilityThe default encryption method of PcAnywhere 9.x uses weak encryption, which allows remote attackers to sniff and decrypt PcAnywhere or NT domain acco…EPSS 5.9%6 Apr 2000 7.8CVE-2005-3934Symantec pcanywhere vulnerabilityBuffer overflow in Symantec pcAnywhere 11.0.1, 11.5.1, and all other 32-bit versions allows remote attackers to cause a denial of service (applicatio…EPSS 9.5%1 Dec 2005 7.2CVE-2006-3784Symantec pcanywhere vulnerabilitySymantec pcAnywhere 12.5 uses weak default permissions for the "Symantec\pcAnywhere\Hosts" folder, which allows local users to gain privileges by ins…EPSS 0.41%24 Jul 2006 7.2CVE-2005-1970Symantec pcanywhere vulnerabilitySymantec pcAnywhere 10.5x and 11.x before 11.5, with "Launch with Windows" enabled, allows local users with physical access to execute arbitrary comm…EPSS 0.41%16 Jun 2005 7.2CVE-2003-0936Symantec pcanywhere vulnerabilitySymantec PCAnywhere 10.x and 11, when started as a service, allows attackers to gain SYSTEM privileges via the help interface using AWHOST32.exe.EPSS 0.38%15 Dec 2003 6.8CVE-2011-3479Symantec pcanywhere permissions and access controls vulnerabilitySymantec 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), uses world-writable per…EPSS 0.95%25 Jan 2012 5.0CVE-2012-0292Symantec pcanywhere improper input validation vulnerabilityThe awhost32 service in Symantec pcAnywhere through 12.5.3, Altiris IT Management Suite pcAnywhere Solution 7.0 (aka 12.5.x) and 7.1 (aka 12.6.x), Al…EPSS 7.1%8 Mar 2012

Source: NIST National Vulnerability Database (record CVE-2011-3478), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.