How severe is CVE-2012-2977?

CVE-2012-2977 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2012-2977 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-2977?

CVE-2012-2977 primarily affects Symantec Web Gateway. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2012-2977?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2012-2977 published?

CVE-2012-2977 was published on 2012-07-23 and last updated on 2026-06-16.

CVE-2012-2977

CVE-2012-2977 is a medium-severity vulnerability in Symantec Web Gateway with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-264.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 3% (85th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Symantec Web Gateway
Published: 2012-07-23
Last modified: 2026-06-16

Description

The management console in Symantec Web Gateway 5.0.x before 5.0.3.18 allows remote attackers to change arbitrary passwords via crafted input to an application script.

Frequently asked questions

What is CVE-2012-2977?: The management console in Symantec Web Gateway 5.0.x before 5.0.3.18 allows remote attackers to change arbitrary passwords via crafted input to an application script.
How severe is CVE-2012-2977?: CVE-2012-2977 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2012-2977 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-2977?: CVE-2012-2977 primarily affects Symantec Web Gateway. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-2977?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2012-2977 published?: CVE-2012-2977 was published on 2012-07-23 and last updated on 2026-06-16.

References

Affected products (4)

cpe:2.3:a:symantec:web_gateway:5.0:*:*:*:*:*:*:*
cpe:2.3:a:symantec:web_gateway:5.0.1:*:*:*:*:*:*:*
cpe:2.3:a:symantec:web_gateway:5.0.2:*:*:*:*:*:*:*
cpe:2.3:a:symantec:web_gateway:5.0.3:*:*:*:*:*:*:*

More vulnerabilities in Symantec Web Gateway

CVE-2012-2976 — Critical (CVSS 10.0): The management console in Symantec Web Gateway 5.0.x before 5.0.3.18 allows remote attackers to execute arbitrary shell…
CVE-2012-2953 — Critical (CVSS 10.0): The management console in Symantec Web Gateway 5.0.x before 5.0.3.18 allows remote attackers to execute arbitrary…
CVE-2012-0299 — Critical (CVSS 10.0): The file-management scripts in the management GUI in Symantec Web Gateway 5.0.x before 5.0.3 allow remote attackers to…
CVE-2012-0297 — Critical (CVSS 10.0): The management GUI in Symantec Web Gateway 5.0.x before 5.0.3 does not properly restrict access to application scripts,…
CVE-2013-5017 — Critical (CVSS 9.8): SNMPConfig.php in the management console in Symantec Web Gateway (SWG) before 5.2.1 allows remote attackers to execute…
CVE-2016-5313 — High (CVSS 8.8): Symantec Web Gateway (SWG) before 5.2.5 allows remote authenticated users to execute arbitrary OS commands.

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