CVE-2012-4734

Request Tracker (RT) 3.8.x before 3.8.15 and 4.0.x before 4.0.8 allows remote attackers to conduct a "confused deputy" attack to bypass the CSRF warning protection mechanism and cause victims to "modify arbitrary state" via unknown vectors related to a crafted link.

Published: 2012-11-11 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2012-4734 is rated Moderate Risk (48.2/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 1.82%). EPSS rose +1.66% over the last day, indicating growing attacker interest. Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2012-4734

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 0.16% 1.82% +1.66%
2 2025-10-28 0.40% 0.16% -0.24%
3 2025-03-30 — 0.40% —

Full EPSS history (8 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2012-4734

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:N/I:P/A:N Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:N)
No availability impact.
 10.0 2.9 [email protected]

Weakness enumeration for CVE-2012-4734

OS Trackers for CVE-2012-4734

vendor priority summary link
debian not yet assigned CVE-2012-4734 not yet assigned priority: Debian including 1 source packages (request-tracker4), 2 status rows across 2 suites (bookworm, bullseye): resolved 2. https://security-tracker.debian.org/tracker/CVE-2012-4734
ubuntu medium CVE-2012-4734 medium priority: Ubuntu including 2 source packages (request-tracker3.8, request-tracker4), 30 status rows across 15 suites (hardy, lucid, oneiric, precise, quantal, raring, saucy, trusty, upstream, utopic, vivid, wily, xenial, yakkety, zesty): DNE 14, not-affected 8, released 5, ignored 3. https://ubuntu.com/security/CVE-2012-4734

Affected software / configurations for CVE-2012-4734

Vendor Product Version Raw CPE
bestpractical rt 3.8.0 cpe:2.3:a:bestpractical:rt:3.8.0:*:*:*:*:*:*:*
bestpractical rt 3.8.0 cpe:2.3:a:bestpractical:rt:3.8.0:preflight1:*:*:*:*:*:*
bestpractical rt 3.8.0 cpe:2.3:a:bestpractical:rt:3.8.0:rc1:*:*:*:*:*:*
bestpractical rt 3.8.0 cpe:2.3:a:bestpractical:rt:3.8.0:rc2:*:*:*:*:*:*
bestpractical rt 3.8.0 cpe:2.3:a:bestpractical:rt:3.8.0:rc3:*:*:*:*:*:*
bestpractical rt 3.8.1 cpe:2.3:a:bestpractical:rt:3.8.1:*:*:*:*:*:*:*
bestpractical rt 3.8.1 cpe:2.3:a:bestpractical:rt:3.8.1:preflight0:*:*:*:*:*:*
bestpractical rt 3.8.1 cpe:2.3:a:bestpractical:rt:3.8.1:rc1:*:*:*:*:*:*
bestpractical rt 3.8.1 cpe:2.3:a:bestpractical:rt:3.8.1:rc2:*:*:*:*:*:*
bestpractical rt 3.8.1 cpe:2.3:a:bestpractical:rt:3.8.1:rc3:*:*:*:*:*:*
bestpractical rt 3.8.1 cpe:2.3:a:bestpractical:rt:3.8.1:rc4:*:*:*:*:*:*
bestpractical rt 3.8.1 cpe:2.3:a:bestpractical:rt:3.8.1:rc5:*:*:*:*:*:*
bestpractical rt 3.8.2 cpe:2.3:a:bestpractical:rt:3.8.2:*:*:*:*:*:*:*
bestpractical rt 3.8.2 cpe:2.3:a:bestpractical:rt:3.8.2:rc1:*:*:*:*:*:*
bestpractical rt 3.8.2 cpe:2.3:a:bestpractical:rt:3.8.2:rc2:*:*:*:*:*:*
bestpractical rt 3.8.3 cpe:2.3:a:bestpractical:rt:3.8.3:*:*:*:*:*:*:*
bestpractical rt 3.8.3 cpe:2.3:a:bestpractical:rt:3.8.3:rc1:*:*:*:*:*:*
bestpractical rt 3.8.3 cpe:2.3:a:bestpractical:rt:3.8.3:rc2:*:*:*:*:*:*
bestpractical rt 3.8.4 cpe:2.3:a:bestpractical:rt:3.8.4:*:*:*:*:*:*:*
bestpractical rt 3.8.4 cpe:2.3:a:bestpractical:rt:3.8.4:rc1:*:*:*:*:*:*
bestpractical rt 3.8.5 cpe:2.3:a:bestpractical:rt:3.8.5:*:*:*:*:*:*:*
bestpractical rt 3.8.6 cpe:2.3:a:bestpractical:rt:3.8.6:*:*:*:*:*:*:*
bestpractical rt 3.8.6 cpe:2.3:a:bestpractical:rt:3.8.6:rc1:*:*:*:*:*:*
bestpractical rt 3.8.7 cpe:2.3:a:bestpractical:rt:3.8.7:*:*:*:*:*:*:*
bestpractical rt 3.8.7 cpe:2.3:a:bestpractical:rt:3.8.7:rc1:*:*:*:*:*:*
bestpractical rt 3.8.8 cpe:2.3:a:bestpractical:rt:3.8.8:*:*:*:*:*:*:*
bestpractical rt 3.8.8 cpe:2.3:a:bestpractical:rt:3.8.8:rc2:*:*:*:*:*:*
bestpractical rt 3.8.8 cpe:2.3:a:bestpractical:rt:3.8.8:rc3:*:*:*:*:*:*
bestpractical rt 3.8.8 cpe:2.3:a:bestpractical:rt:3.8.8:rc4:*:*:*:*:*:*
bestpractical rt 3.8.9 cpe:2.3:a:bestpractical:rt:3.8.9:*:*:*:*:*:*:*
bestpractical rt 3.8.9 cpe:2.3:a:bestpractical:rt:3.8.9:rc1:*:*:*:*:*:*
bestpractical rt 3.8.9 cpe:2.3:a:bestpractical:rt:3.8.9:rc2:*:*:*:*:*:*
bestpractical rt 3.8.9 cpe:2.3:a:bestpractical:rt:3.8.9:rc3:*:*:*:*:*:*
bestpractical rt 3.8.10 cpe:2.3:a:bestpractical:rt:3.8.10:*:*:*:*:*:*:*
bestpractical rt 3.8.10 cpe:2.3:a:bestpractical:rt:3.8.10:rc1:*:*:*:*:*:*
bestpractical rt 3.8.11 cpe:2.3:a:bestpractical:rt:3.8.11:*:*:*:*:*:*:*
bestpractical rt 3.8.11 cpe:2.3:a:bestpractical:rt:3.8.11:rc1:*:*:*:*:*:*
bestpractical rt 3.8.11 cpe:2.3:a:bestpractical:rt:3.8.11:rc2:*:*:*:*:*:*
bestpractical rt 3.8.12 cpe:2.3:a:bestpractical:rt:3.8.12:*:*:*:*:*:*:*
bestpractical rt 3.8.13 cpe:2.3:a:bestpractical:rt:3.8.13:rc1:*:*:*:*:*:*
bestpractical rt 3.8.13 cpe:2.3:a:bestpractical:rt:3.8.13:rc2:*:*:*:*:*:*
bestpractical rt 3.8.14 cpe:2.3:a:bestpractical:rt:3.8.14:rc1:*:*:*:*:*:*
bestpractical rt 4.0.0 cpe:2.3:a:bestpractical:rt:4.0.0:*:*:*:*:*:*:*
bestpractical rt 4.0.0 cpe:2.3:a:bestpractical:rt:4.0.0:rc1:*:*:*:*:*:*
bestpractical rt 4.0.0 cpe:2.3:a:bestpractical:rt:4.0.0:rc2:*:*:*:*:*:*
bestpractical rt 4.0.0 cpe:2.3:a:bestpractical:rt:4.0.0:rc3:*:*:*:*:*:*
bestpractical rt 4.0.0 cpe:2.3:a:bestpractical:rt:4.0.0:rc4:*:*:*:*:*:*
bestpractical rt 4.0.0 cpe:2.3:a:bestpractical:rt:4.0.0:rc5:*:*:*:*:*:*
bestpractical rt 4.0.0 cpe:2.3:a:bestpractical:rt:4.0.0:rc6:*:*:*:*:*:*
bestpractical rt 4.0.0 cpe:2.3:a:bestpractical:rt:4.0.0:rc7:*:*:*:*:*:*
bestpractical rt 4.0.0 cpe:2.3:a:bestpractical:rt:4.0.0:rc8:*:*:*:*:*:*
bestpractical rt 4.0.1 cpe:2.3:a:bestpractical:rt:4.0.1:*:*:*:*:*:*:*
bestpractical rt 4.0.1 cpe:2.3:a:bestpractical:rt:4.0.1:rc1:*:*:*:*:*:*
bestpractical rt 4.0.1 cpe:2.3:a:bestpractical:rt:4.0.1:rc2:*:*:*:*:*:*
bestpractical rt 4.0.2 cpe:2.3:a:bestpractical:rt:4.0.2:*:*:*:*:*:*:*
bestpractical rt 4.0.2 cpe:2.3:a:bestpractical:rt:4.0.2:rc1:*:*:*:*:*:*
bestpractical rt 4.0.2 cpe:2.3:a:bestpractical:rt:4.0.2:rc2:*:*:*:*:*:*
bestpractical rt 4.0.3 cpe:2.3:a:bestpractical:rt:4.0.3:*:*:*:*:*:*:*
bestpractical rt 4.0.3 cpe:2.3:a:bestpractical:rt:4.0.3:rc1:*:*:*:*:*:*
bestpractical rt 4.0.3 cpe:2.3:a:bestpractical:rt:4.0.3:rc2:*:*:*:*:*:*
bestpractical rt 4.0.4 cpe:2.3:a:bestpractical:rt:4.0.4:*:*:*:*:*:*:*
bestpractical rt 4.0.5 cpe:2.3:a:bestpractical:rt:4.0.5:*:*:*:*:*:*:*
bestpractical rt 4.0.5 cpe:2.3:a:bestpractical:rt:4.0.5:rc1:*:*:*:*:*:*
bestpractical rt 4.0.6 cpe:2.3:a:bestpractical:rt:4.0.6:*:*:*:*:*:*:*
bestpractical rt 4.0.7 cpe:2.3:a:bestpractical:rt:4.0.7:rc1:*:*:*:*:*:*
bestpractical rt 4.0.8 cpe:2.3:a:bestpractical:rt:4.0.8:rc1:*:*:*:*:*:*
bestpractical rt 4.0.8 cpe:2.3:a:bestpractical:rt:4.0.8:rc2:*:*:*:*:*:*

References for CVE-2012-4734

cvelogic Threat Intelligence