Which products and versions are affected by CVE-2012-2957?

Affected: Web Gateway (Symantec) versions 5.0, 5.0.1, 5.0.2, 5.0.3. The full list is in the CVE brief.

Is CVE-2012-2957 being exploited in the wild?

It is not listed in any known-exploited vulnerabilities catalog.

Is CVE-2012-2957 in the CISA KEV catalog?

No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.

Is there a public exploit for CVE-2012-2957?

Public exploit code is available.

Is there a fix for CVE-2012-2957?

No fixed version is listed yet; check the vendor advisory for mitigations.

How urgently should CVE-2012-2957 be patched?

Brandefense priority: patch immediately, because it is very likely to be exploited soon.

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Vulnerability Intelligence

CVE-2012-2957

HighPublic exploit

The management console in Symantec Web Gateway 5.0.x before 5.0.3.18 allows local users to gain privileges by modifying files, related to a "file inclusion" issue.

Published Jul 23, 2012 · Updated Apr 28, 2026

Key Facts

Patch immediately

CVE-2012-2957 is a high-severity vulnerability (CVSS 7.2 v2) affecting Web Gateway (Symantec).
It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
EPSS estimates a 59% probability of exploitation in the next 30 days.
No fixed version is listed yet; check the vendor advisory for mitigations.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.

CVSS v2

7.2

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

EPSS (30-day exploit likelihood)

59%

Higher than 99.1% of all scored CVEs

Exploited in the wild

No known

Not in a known-exploited catalog

Public exploit code

Available

Proof-of-concept or weaponized module

Get the full CVE-2012-2957 brief as a PDF

Every affected product and fixed release, exploitation status and a first 24 hours response checklist, emailed within minutes.

Description

The management console in Symantec Web Gateway 5.0.x before 5.0.3.18 allows local users to gain privileges by modifying files, related to a "file inclusion" issue.

Affected Products

4 affected entries in total

Product	Affected versions	Fixed in
Web GatewaySymantec	5.0, 5.0.1, 5.0.2, 5.0.3	n/a

Timeline

Publicly disclosed
Jul 23, 2012
Last updated
Apr 28, 2026

Weakness Type

CWE-264

References

FAQ

Common Questions.

The management console in Symantec Web Gateway 5.0.x before 5.0.3.18 allows local users to gain privileges by modifying files, related to a "file inclusion" issue.
Affected: Web Gateway (Symantec) versions 5.0, 5.0.1, 5.0.2, 5.0.3. The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
Public exploit code is available.
No fixed version is listed yet; check the vendor advisory for mitigations.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.

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