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CVE-2012-1239

42
FAUCET Score

CVE-2012-1239 describes a critical authentication bypass vulnerability in the TopAccess web-based management interface of TOSHIBA TEC e-Studio multi-function peripheral (MFP) devices, specifically affecting firmware versions 30x through 302, 35x through 354, and 4xx through 421. This flaw allows remote attackers to gain administrative privileges without authentication through unspecified means. With a CVSS score of 10.0, this vulnerability is highly severe, indicating an easily exploitable network-based attack with no authentication required, leading to complete compromise of confidentiality, integrity, and availability. The FAUCET Risk Score of 96/100 further emphasizes its critical nature. While not listed on the CISA KEV catalog, an exploit (EDB-36238) is publicly available on ExploitDB, suggesting potential for exploitation. Despite its severity and public exploit, there is no evidence of active exploitation, nor significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
t282cn0j421CPE matchmatch criteria
cpe:2.3:a:toshibatec:e-studio-167_with_network_printer_kit_firmware:t282cn0j421:*:*:*:*:*:*:*
t282cn0j421CPE matchmatch criteria
cpe:2.3:a:toshibatec:e-studio-181_with_network_printer_kit_firmware:t282cn0j421:*:*:*:*:*:*:*
t282cn0j421CPE matchmatch criteria
cpe:2.3:a:toshibatec:e-studio-182_with_network_printer_kit_firmware:t282cn0j421:*:*:*:*:*:*:*
t282cn0j421CPE matchmatch criteria
cpe:2.3:a:toshibatec:e-studio-207_with_network_printer_kit_firmware:t282cn0j421:*:*:*:*:*:*:*
t377sy0j354CPE matchmatch criteria
cpe:2.3:a:toshibatec:e-studio-232_firmware:t377sy0j354:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

10.0HIGH

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

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
4.72%
Probability of exploitation in next 30 days
EPSS Percentile
90.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
ExploitDB: EDB-36238 · Oct 17, 2011
This CVE's current EPSS score of 0.0473 is in the 84th percentile among its peer group of 51,506 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

jvndb.jvn.jp / jvndb/JVNDB-2012-000028
jvn.jp / en/jp/JVN92830293/index.html
toshibatec.co.jp / information/2012/20120405