CVE-2008-4515 — Blue Coat K9 Web Protection 4.0.230 Beta relies on client-side JavaScript as a protection mechanism, which allows remote attackers to bypass authentication and access the (1) summary, (2) detail, (3) overrides, and (4) pwemail pages by disabling JavaScript

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HIGH

Blue Coat K9 Web Protection 4.0.230 Beta relies on client-side JavaScript as a protection mechanism, which allows remote attackers to bypass authentication and access the (1) summary, (2) detail, (3) overrides, and (4) pwemail pages by disabling JavaScript

Published Oct 9, 2008

7.5

HIGH

CVSS 2.0

EPSS 1.56%

Description

Blue Coat K9 Web Protection 4.0.230 Beta relies on client-side JavaScript as a protection mechanism, which allows remote attackers to bypass authentication and access the (1) summary, (2) detail, (3) overrides, and (4) pwemail pages by disabling JavaScript.

Affected products

Remediation

No remediation recorded yet.

Metrics

1.56% 0.01556

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.01556

Score over time

2022–2026

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (10 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	1.56% (0.01556)	74.27th	v5 (v2026.06.15)
Jun 15, 2026	1.56% (0.01556)	71.86th	v5 (v2026.06.15)
Mar 17, 2025	0.40% (0.00395)	58.27th	v4 (v2025.03.14)
Dec 12, 2024	0.79% (0.00788)	82.19th	v3 (v2023.03.01)
Feb 8, 2024	0.79% (0.00788)	80.92th	v3 (v2023.03.01)
Mar 7, 2023	0.79% (0.00788)	78.80th	v3 (v2023.03.01)
Mar 6, 2023	1.21% (0.01213)	66.61th	v2 (v2022.01.01)
Feb 17, 2023	1.21% (0.01213)	66.22th	v2 (v2022.01.01)
Apr 1, 2022	1.21% (0.01213)	64.21th	v2 (v2022.01.01)
Feb 4, 2022	1.21% (0.01213)	40.54th	v2 (v2022.01.01)

Weaknesses (1)

CWE-287

Improper Authentication

References (4)

http://dicas3000.blogspot.com/2008/10/blue-coat-k9-web-protection-v40230-beta.html
x_refsource_MISC
http://seclists.org/fulldisclosure/2008/Oct/0070.html
mailing-listx_refsource_FULLDISC
http://www.securityfocus.com/bid/31584
vdb-entryx_refsource_BID
https://exchange.xforce.ibmcloud.com/vulnerabilities/45696
vdb-entryx_refsource_XF

Link	Providers	Tags
http://dicas3000.blogspot.com/2008/10/blue-coat-k9-web-protection-v40230-beta.html		x_refsource_MISC
http://seclists.org/fulldisclosure/2008/Oct/0070.html		mailing-listx_refsource_FULLDISC
http://www.securityfocus.com/bid/31584		vdb-entryx_refsource_BID
https://exchange.xforce.ibmcloud.com/vulnerabilities/45696		vdb-entryx_refsource_XF

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published Oct 9, 2008

Updated Aug 7, 2024

Reserved Oct 9, 2008

Link CVE-2008-4515

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 16, 2026

Link CVE-2008-4515

Red Hat

Severity n/a

Public date n/a

Links CVE-2008-4515