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CVE-2012-2982· NVD / CVE Program· CNA certcc

file/show.cgi in Webmin 1.590 and earlier allows remote authenticated users to execute arbitrary commands via an invalid character in a path

file/show.cgi in Webmin 1.590 and earlier allows remote authenticated users to execute arbitrary commands via an invalid character in a pathname, as demonstrated by a | (pipe) character.

MediumCVSS 6.5 · v2.0—Weaponized No fix recorded
Published
Sep 11, 2012
Updated
Jun 16, 2026
EPSS
62.2% · 99th percentile
CWE
—
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Report tools

JSON

Action score

45

Plan

Add it to your regular patch cycle.

CVSS
26 / 40 · 6.5 / 10
CISA KEV
0 / 30 · Not listed
EPSS
19 / 30 · 62.2%

Affected systems

VendorProduct
gentoowebmin

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • gentoo webminup to 1.590 inclusive
  • gentoo webmin1.140
  • gentoo webmin1.150
  • gentoo webmin1.160
  • gentoo webmin1.170
  • gentoo webmin1.180
  • gentoo webmin1.200
  • gentoo webmin1.210
  • gentoo webmin1.220
  • gentoo webmin1.230
  • gentoo webmin1.240
  • gentoo webmin1.260
  • gentoo webmin1.270
  • gentoo webmin1.280
  • gentoo webmin1.290
  • gentoo webmin1.300
  • gentoo webmin1.310
  • gentoo webmin1.320
  • gentoo webmin1.330
  • gentoo webmin1.340

Same product

gentoo: all records

Other highest-scoring records for the same primary product.

  • CVE-2012-4893Multiple cross-site request forgery (CSRF) vulnerabilities in file/show.cgi in Webmin 1.590 and earlier allow remote attackers to hijack the
    27Monitor
  • CVE-2012-2983file/edit_html.cgi in Webmin 1.590 and earlier does not perform an authorization check before showing a file's unedited contents, which allo
    26Monitor
  • CVE-2012-2981Webmin 1.590 and earlier allows remote authenticated users to execute arbitrary Perl code via a crafted file associated with the type (aka m
    25Monitor
  • CVE-2005-0427The ebuild of Webmin before 1.170-r3 on Gentoo Linux includes the encrypted root password in the miniserv.users file when building a tbz2 of
    21Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

No fix version is recorded for this entry. Check the references for vendor advisories.

Exploit status

Weaponized

A ready exploit tool or active in-the-wild use is known for this vulnerability. This should be your top priority.

Evidence

  • Metasploit module ×1
  • Exploit-DB entry ×1
  • Proof-of-concept repository on GitHub ×18

Noroxi does not host or link to exploit code. Metasploit module names and Nuclei template ids are shown (names, not code); Exploit-DB entries and PoC repositories are given as counts only.

Public exploit evidence
SourceKindDate
Exploit-DB entryremote2012-10-10
Metasploit moduleexploit/unix/webapp/webmin_show_cgi_execWebmin /file/show.cgi Remote Command Executionexploit2012-09-06
Proof-of-concept repository on GitHubstars:52020-08-05
Proof-of-concept repository on GitHubstars:22020-10-25
Proof-of-concept repository on GitHubstars:12021-03-18
Proof-of-concept repository on GitHubstars:02021-04-06
Proof-of-concept repository on GitHubstars:422021-09-04
Proof-of-concept repository on GitHubstars:02021-12-10
Proof-of-concept repository on GitHubstars:02022-02-16
Proof-of-concept repository on GitHubstars:02022-06-16
Proof-of-concept repository on GitHubstars:32022-12-15
Proof-of-concept repository on GitHubstars:02024-03-21

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

  1. Metasploit-6 d
  2. Published
  3. First PoC+28 d
  4. TodaySep 30, 2026+5132 d
EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

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Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

  • No special conditions are required; it is repeatable.

If successful

Confidentiality
P · data can be read
Integrity
P · data or configuration can be modified
Availability
P · the service can be disrupted
Attack complexity
Low
Confidentiality impact
P
Integrity impact
P
Availability impact
P

Weakness class (CWE)

—

CVSS vector

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

nvd-primary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

MITRE has no CAPEC/ATT&CK mapping for this CWE.

Noroxi analysis

No Noroxi analysis for this record yet

We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.

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Change log

No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.

References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records