cgi-bin/postpf/cgi-bin/dynamic/config/config.html on Lexmark X94x before LC.BR.P142, X85x through LC4.BE.P487, X644 and X646 before LC2.MC.P
cgi-bin/postpf/cgi-bin/dynamic/config/config.html on Lexmark X94x before LC.BR.P142, X85x through LC4.BE.P487, X644 and X646 before LC2.MC.P374, X642 through LC2.MB.P318, W840 through LS.HA.P252, T64x before LS.ST.P344, X64xef through LC2.TI.P325, C935dn through LC.JO.P091, C920 through LS.TA.P152, C78x through LC.IO.P187, X78x through LC2.IO.P335, C77x through LC.CM.P052, X772 through LC2.TR.P291, C53x through LS.SW.P069, C52x through LS.FA.P150, 25xxN through LCL.CU.P114, N4000 through LC.MD.P119, N4050e through GO.GO.N206, N70xxe through LC.CO.N309, E450 through LM.SZ.P124, E350 through LE.PH.P129, and E250 through LE.PM.P126 printers allows remote attackers to remove the Password Protect administrative password via the vac.255.GENPASSWORD parameter.
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for the hundreds of thousands of vulnerabilities in the database; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for help- Published
- Feb 4, 2014
- Updated
- Jun 16, 2026
- EPSS
- 3.3% · 88th percentile
- CWE
- CWE-20
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Report tools
Action score
41
Plan
Add it to your regular patch cycle.
- CVSS
- 40 / 40 · 10.0 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 1 / 30 · 3.3%
Affected systems
| Vendor | Product | CPE |
|---|---|---|
| lexmark | 25xxn | cpe:2.3:h:lexmark:25xxn |
| lexmark | c52x | cpe:2.3:h:lexmark:c52x |
| lexmark | c53x | cpe:2.3:h:lexmark:c53x |
| lexmark | c77x | cpe:2.3:h:lexmark:c77x |
| lexmark | c78x | cpe:2.3:h:lexmark:c78x |
| lexmark | c920 | cpe:2.3:h:lexmark:c920 |
| lexmark | c935dn | cpe:2.3:h:lexmark:c935dn |
| lexmark | e250 | cpe:2.3:h:lexmark:e250 |
| lexmark | e350 | cpe:2.3:h:lexmark:e350 |
| lexmark | e450 | cpe:2.3:h:lexmark:e450 |
| lexmark | n4000 | cpe:2.3:h:lexmark:n4000 |
| lexmark | n4050e | cpe:2.3:h:lexmark:n4050e |
and 11 more
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- lexmark 25xxnup to lcl.cu.p114 inclusive
- lexmark c52xup to ls.fa.p150 inclusive
- lexmark c53xup to ls.sw.p069 inclusive
- lexmark c77xup to lc.cm.p052 inclusive
- lexmark c78xup to lc.io.p187 inclusive
- lexmark c920up to ls.ta.p152 inclusive
- lexmark c935dnup to lc.jo.p091 inclusive
- lexmark e250up to le.pm.p126 inclusive
- lexmark e350up to le.ph.p129 inclusive
- lexmark e450up to lm.sz.p124 inclusive
- lexmark n4000up to lc.md.p119 inclusive
- lexmark n4050eup to go.go.n206 inclusive
- lexmark n70xxeup to lc.co.n309 inclusive
- lexmark t64xup to ls.st.p343 inclusive
- lexmark w840up to ls.ha.p252 inclusive
- lexmark x642up to lc2.mb.p318 inclusive
- lexmark x644up to lc4.be.p487 inclusive
- lexmark x646up to lc2.mc.p373 inclusive
- lexmark x64xefup to lc2.ti.p325 inclusive
- lexmark x772up to lc2.tr.p291 inclusive
Same product
lexmark: all recordsOther highest-scoring records for the same primary product.
- CVE-2010-0101The embedded HTTP server in multiple Lexmark laser and inkjet printers and MarkNet devices, including X94x, W840, T656, N4000, E462, C935dn,31Monitor
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
No known public exploit
No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.
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.
No dated events beyond publication.
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 researchersFinders, 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.
—
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
- C · data can be read
- Integrity
- C · data or configuration can be modified
- Availability
- C · the service can be disrupted
- Attack complexity
- Low
- Confidentiality impact
- C
- Integrity impact
- C
- Availability impact
- C
Weakness class (CWE)
CWE-20 · Improper Input ValidationCVSS vector
AV:N/AC:L/Au:N/C:C/I:C/A:C
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.
Attack patterns (CAPEC)
- Buffer Overflow via Environment VariablesCAPEC-10likelihood: High · High
- Server Side Include (SSI) InjectionCAPEC-101likelihood: High · High
- Cross Zone ScriptingCAPEC-104likelihood: Medium · High
- Command Line Execution through SQL InjectionCAPEC-108likelihood: Low · Very High
- Object Relational Mapping InjectionCAPEC-109likelihood: Low · High
- SQL Injection through SOAP Parameter TamperingCAPEC-110likelihood: High · Very High
- Double EncodingCAPEC-120likelihood: Low · Medium
- Subverting Environment Variable ValuesCAPEC-13likelihood: High · Very High
ATT&CK techniques
- Obfuscated Files or InformationT1027
- Masquerading: Invalid Code SignatureT1036.001
- Steal Web Session CookieT1539
- Subvert Trust Controls: Code SigningT1553.002
- Impair Defenses:Impair Command History LoggingT1562.003
- Hijack Execution Flow:Dynamic Linker HijackingT1574.006
- Hijack Execution Flow:Path Interception by PATH Environment VariableT1574.007
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.